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B. Chandrasekaran K. Annadurai E. Somasundaram A T EXTBOOK O F AGRONOMY A TEXTBOOK OF AGRONOMY B. Chandrasekaran K. Annadurai E. Somasundaram B.Sc., M.Sc. (Ag.), Ph.D. Director of Research Tamil Nadu Agricultural University Coimbatore. B.Sc., M.Sc. (Ag.), Ph.D. Associate Professor of Agronomy Agricultural Engineering C... | Agricultural_studies.pdf | Agri life sciences |
several fields of specialization. The problem of global food security remains unsolved. The increase in population means a growing demand for food in the world, whereas the essential factors in food production such as cultivated land and fresh water are decreasing continuously. Current trends on world agriculture shows... | Agricultural_studies.pdf | Agri life sciences |
timely. I expect that both the students and teachers would benefit immensely from the book contents. In particular, I expect that this book containing 17 chapters covering comprehensively the content of all courses in Agronomy for undergraduate students of B.Sc. (Ag.), B.Tech (Agrl. Engg/FPE/EEE.), B.Sc.(Forestry), B.S... | Agricultural_studies.pdf | Agri life sciences |
the field of Agriculture, Horticulture, Home science, Forestry and Agricultural Engineering. It is clear that young students are suffering from cultural shocks to shift from their environment. Semester system of education of B.Sc.(Ag.), B.Sc.(Horti.), B.Sc.(Home Science), B.Sc.(Forestry) and B.Tech.(Ag. Engg.), student... | Agricultural_studies.pdf | Agri life sciences |
S. Chelliah, Retd., Director of Research, TNAU, Coimbatore as a guiding force for our efforts. We thank profusely Dr. K. Alagusundaram, National Fellow (ICAR), Dr. P. Subbaian, Director (ABD) Coimbatore, Dr. S. Ramasamy, Professor (Agronomy), Dr. A. Velayutham, Professor (Agronomy), Dr. S. Sivasamy, Professor (Soil Sci... | Agricultural_studies.pdf | Agri life sciences |
1 1.1 Scope of Agriculture in India 2 1.2 Branches of Agriculture 3 1.3 Development of Scientific Agriculture 4 1.3.1 History of Agriculture 5 1.3.2 Global Agriculture 6 1.4 Agriculture in National economy 12 1.5 Food Problem in India 15 1.6 An Introduction to Agronomy 18 1.6.1 Agronomist 19 1.7 Potential Productivity ... | Agricultural_studies.pdf | Agri life sciences |
for Successful Crop Production (Kashyapa) 97 2.18 The Plough and Other Implements 98 2.19 Seed Collection and Preservation 99 2.20 Crop Diversity 99 2.21 Choice of Crops and Varieties 100 2.22 Rice Varieties–Other Aspects 100 2.23 Sequence of Cropping 100 2.24 Seed and Sowing 101 2.25 Weeds and Weeding 103 2.26 Nutrien... | Agricultural_studies.pdf | Agri life sciences |
Economic/Agrarian/Agricultural Classification 169 3.1.6 Seasonal Classification 170 3.1.7 According to Ontogeny 170 3.1.8 According to Cultural Requirements of Crops 171 3.1.9 According to Important Uses 173 3.2 Crop adaptation and Distribution 174 3.2.1 Adaptation 174 3.2.2 Principles of Plant Distribution 174 3.2.3 T... | Agricultural_studies.pdf | Agri life sciences |
Inceptisols, Vertisols) 256 5.4.3 Red Soils (Alfisols, Inceptisols, Ultisols) 256 5.4.4 Laterites and Lateritic Soils (Ultisols, Oxisols, Alfisols) 257 5.4.5 Desert Soils (Aridisols, Entisols) 257 5.4.6 Tarai Soils (Mollisols) 257 5.4.7 Saline and Sodic Soils (Aridisols, Inceptisols, Alfisols, Entisols, Vertisols) 257 ... | Agricultural_studies.pdf | Agri life sciences |
291 7.10.3 Stubble Mulch Tillage or Stubble Mulch Farming 292 7.10.4 Conservation Tillage 292 7.11 Tillage Implements 292 7.11.1 Primary Tillage Implements 292 7.11.2 Secondary Tillage Implements 294 7.11.3 Inter Cultural Implements 296 7.11.4 Special Purpose Implements 297 8. Seeds and Sowing 300 8.1 Characteristics 3... | Agricultural_studies.pdf | Agri life sciences |
Herbicide Antidote 340 10.14 Safeners/Protectants 340 10.15 Adjuvants 340 10.16 Management of Herbicide Residues in Soil 341 11. Irrigation and Water Management 343 11.1 Importance of Water 343 11.2 Importance of Irrigation Management 344 xiv CONTENTS 11.2 Sources of Water 346 11.2.1 Surface Water 346 11.2.2 Sub Surfac... | Agricultural_studies.pdf | Agri life sciences |
Constants 421 11.24 Moisture Extraction Pattern of Crops 422 11.25 Water Movement in Soil-Plant–Atmospheric System 423 11.26 Soil Moisture Estimation 426 CONTENTS xv 11.26.1 Estimation of Soil Moisture by Gravimetric Method 427 11.26.2 Resistance Block 428 11.27 Soil Moisture Stress 430 12. Nutrient Management 432 12.1... | Agricultural_studies.pdf | Agri life sciences |
520 15.1 Cereals–Major 520 xvi CONTENTS 15.2 Minor Cereals 552 15.3 Millets 557 15.4 Small/Minor Millets 570 15.5 Pulses 573 15.6 Oil Seed Crops 586 15.7 Oil Seeds–Minor 599 15.8 Sugar Crops 609 15.9 Narcotics 614 15.10 Fibre Crops–Major 618 15.11 Fibre Crops–Minor 624 15.12 Bio Fuel Plants 627 15.13 Green Manures and ... | Agricultural_studies.pdf | Agri life sciences |
Limiting Nutrient Losses 715 17.5.4 Use of Chemical Fertilizers 715 17.5.5 Nutrient Recycling 715 17.5.6 Use of Crop Residues 715 17.5.7 Biological Nitrogen Fixation 716 17.5.8 Use of Biofertilizers 717 17.5.9 Green Manuring 717 Annexures 718 Annexures-1 Units Related to Crop Production 718 Annexure-1A Conversion Facto... | Agricultural_studies.pdf | Agri life sciences |
and Production of Sugarcane and Cotton in Tamil Nadu-district wise (2004–2005) 751 Annexure-20 Area and Production of Groundnut, Gingelly and Area of Castor in Tamil Nadu-district wise (2004–2005) 752 Annexure-21 Three Largest Producing States of Important Crops during 2005–06 753 xviii CONTENTS Annexure-22 Area, Produ... | Agricultural_studies.pdf | Agri life sciences |
Annexure-34 All-India Area, Production and Yield of Groundnut from 1950–51 to 2005–06 along with percentage coverage under Irrigation 775 Annexure-35 Area, Production and Yield of Groundnut during 2004–05 and 2005–06 in major Groundnut Producing States 777 Annexure-36 All-India Area, Production and Yield of Rapeseed an... | Agricultural_studies.pdf | Agri life sciences |
Acronyms 795 Glossary 804 For Further Reading 821 Selected References 826 Index 829 xx CONTENTS Chapter 1 An Introduction to Agriculture and Agronomy Agriculture helps to meet the basic needs of human and their civilization by providing food, clothing, shelters, medicine and recreation. Hence, agriculture is the most i... | Agricultural_studies.pdf | Agri life sciences |
manifest their yield potential in newer areas and seasons. Agriculture consists of growing plants and rearing animals in order to yield, produce and thus it helps to maintain a biological equilibrium in nature. 1.0 AN INTRODUCTION TO AGRICULTURE A. Terminology Agriculture is derived from Latin words Ager and Cultura. A... | Agricultural_studies.pdf | Agri life sciences |
art, science and business of crop production Agriculture is defined as the art, the science and the business of producing crops and the livestock for economic purposes. As an art, it embraces knowledge of the way to perform the operations of the farm in a skillful manner. The skill is categorized as; Physical skill: It... | Agricultural_studies.pdf | Agri life sciences |
In recent years, agriculture is commercialized to run as a business through mechanization. 1.1 SCOPE OF AGRICULTURE IN INDIA In India, population pressure is increasing while area under cultivation is static (as shown in the land utilization statistics given below) or even shrinking, which demand intensification of cro... | Agricultural_studies.pdf | Agri life sciences |
agriculture, out of which 75% is found in rural areas either directly or indirectly. In India, food grain production increased almost four folds from about 50 million tones at independence to more than 220 million tones in 2005 through green revolution. Despite variation in the performance of individual crops and regio... | Agricultural_studies.pdf | Agri life sciences |
on the ecological, global climate, economic equity, energy and employment fronts in the years to come. 1.2 BRANCHES OF AGRICULTURE Agriculture has 3 main spheres viz., Geoponic (Cultivation in earth-soil), Aeroponic (cultivation in air) and Hydroponic (cultivation in water). Agriculture is the branch of science encompa... | Agricultural_studies.pdf | Agri life sciences |
to get 4 A TEXTBOOK OF AGRONOMY minimum requirement of light or air. This arrangement is called geometry. Husbandry is for direct and indirect energy. Fishery Science It is for marine fish and inland fishes including shrimps and prawns. Home Science Application and utilization of agricultural produces in a better manne... | Agricultural_studies.pdf | Agri life sciences |
and millets, encouraged settlement of stable farm communities, some of which grew into a town or city in various parts of the world. Early agricultural implements-digging stick, hoe, scythe and plough-developed slowly over the centuries and each innovation caused profound changes in human life. From early times too, me... | Agricultural_studies.pdf | Agri life sciences |
Modern science has also revolutionized food processing. Breeding programmes have developed highly specialized animal, plant and poultry varieties thus increasing production efficiency greatly. All over the world, agricultural colleges and government agencies attempt to increase output by disseminating knowledge of impr... | Agricultural_studies.pdf | Agri life sciences |
growth and started new garden sites. After few years, when these plots lost their fertility or became heavily infested with weeds or soil-borne pests, they shifted to a new site. This is also known as Assartage system (cultivating crops till the land is completely worn-out) contrary to the fallow system. Fallow system ... | Agricultural_studies.pdf | Agri life sciences |
selection of crops and varieties, seed selection, green manuring with legumes, crop rotation, use of animal and crop refuse as manures, irrigation, pasture management, rearing of milch animals, bullocks, sheep and goat for wool and meat, rearing of birds by stall feeding etc. F. Scientific Agriculture (19th Century) Du... | Agricultural_studies.pdf | Agri life sciences |
progress. 1.3.2 Global Agriculture Advancement of civilization is closely related to agriculture, which produces food to satisfy hunger. The present food production must double to maintain the status quo. However, nearly one billion people are living below poverty line and civilized society should ensure food for these... | Agricultural_studies.pdf | Agri life sciences |
B.C. Pulses (Green and Black gram) were cultivated in Madhya Pradesh Cultivation of Barley and Sugarcane started in India. Irrigation from wells started. 1400 B.C. Iron was in use in Middle east 1000–1600 B.C. Iron ploughs were in use 15 century A.D. Cultivation of sweet orange, sour orange, wild brinjal, pomegranate w... | Agricultural_studies.pdf | Agri life sciences |
total 6444 m. ha of rainfed agricultural potential, only 30 per cent is suitable, 10 per cent marginal and 60 per cent unsuitable in different countries. The semiarid tropics (SAT) comprise of all or part of 50 countries in five continents of the world (Central America, SW Asia, Africa, South America and South East Asi... | Agricultural_studies.pdf | Agri life sciences |
agrochemicals. Modern farm technologies are more productive on good soils than on poor soils. Technology may sustain yields by making the effects of soil degradation temporarily. Yield increase through technology might have been greater if the soil has not been degraded. B. Water Resources Of the total volume of 1400 m... | Agricultural_studies.pdf | Agri life sciences |
the world. In rainfed agriculture, the cropping intensity of world is 0.74. Under irrigation, the current intensity of 1.21 may increase to 1.29. To maintain a diet of 2000 Cal day-1 requires 300 m3 of water per day and 420 for a diet of 3500 Cal. Bringing one ha of new land under cultivation will produce 0.9 tonnes of... | Agricultural_studies.pdf | Agri life sciences |
grown in 73.5 per cent of the world’s arable land and contribute 74.5 per cent of the global calorie production. Demand for food is growing with ever increasing world population. Compared with present production of about 1.9 billion tones, the demand for cereals is likely to go up to 2.4 billions by the year 2000 A.D. ... | Agricultural_studies.pdf | Agri life sciences |
became the striking example of production inadequacy. There were many constraints limiting agricultural productivity, particularly that of small farmers in developing countries. • Land remained so unequally distributed that farms were too small and steadily became smaller as rural population grew. • Input supplies and ... | Agricultural_studies.pdf | Agri life sciences |
around the end of 21 century, compared with 6.2 billions during 2000 A.D. Significance of these projections is faster growth in population than in food requirements. Almost all the population 10 A TEXTBOOK OF AGRONOMY increase (95%) takes place in the present day developing countries, which have low per capita consumpt... | Agricultural_studies.pdf | Agri life sciences |
century must, therefore, be laid in what is left of this century. Attaining the targets proposed for this later period is a pre-requisite for improving the lives not only of those now living but also of further generations. 1.3.2.1 Development of scientific agriculture in world 1. Francis Bacon (1561–1624 A.D.) : Found... | Agricultural_studies.pdf | Agri life sciences |
Similarly a soil deficient in nitrogen (N) can’t be made to produce well by adding more calcium (Ca) or potassium (K) where they are already abundant. 10. In 1875, Michigen State University was established to provide agriculture education on college level. 11. Gregor Johann Mendel (1866) discovered the laws of heredity... | Agricultural_studies.pdf | Agri life sciences |
yield Y – Yield obtained for the given quantity of factor ‘x’ and C – Proportionality constant that depends on the nature of the growth factor. 17. Wilcox (1929) proposed “Inverse Yield–Nitrogen law” states that, the growth and yielding ability of any crop plant is inversely proportional to the mean nitrogen content in... | Agricultural_studies.pdf | Agri life sciences |
Zimmerman and Hitchcock (1942) reported that 2,4-D could act as growth promoter at extremely low concentration. Now 2,4-D is used to overcome the problem of seediness in Poovan banana. 20. In 1945, herbicide 2,4,5-T was developed. 21. In 1954, Gibberlic acid structure was identified by Japanese. 22. In 1950’s Bennet an... | Agricultural_studies.pdf | Agri life sciences |
1980 Wealth Tax on Agriculture was abolished 1982 NABARD (National Bank for Agriculture and Rural Development) 1985 NAEP (National Agricultural Extension Project) 1995 NRCB at Tiruchirappalli, Tamil Nadu (Banana) 1998 NATP (National Agricultural Technology Project) 2006 NAIP (National Agricultural Innovation Project) T... | Agricultural_studies.pdf | Agri life sciences |
the following twenty years. However, the contribution of agriculture has declined in the last fifteen years due to rapid increase in the production of industrial goods and services. Table 1.3. Contribution of Agriculture to National Income Year Percentage contribution of agriculture–GDP 1950-51 56.1 1960-61 51.2 1970-7... | Agricultural_studies.pdf | Agri life sciences |
sectors have not been such as to draw away surplus rural labourer and relieve the pressure of population on land. 14 A TEXTBOOK OF AGRONOMY Table 1.4. Distribution of Agricultural Labourer Force as % of Total Work Force Year Cultivators Agricultural Livestock, fishery, Total agricultural labourers forestry, plantation ... | Agricultural_studies.pdf | Agri life sciences |
one hand and lure of employment, higher income and urban facilities on the other. D. Contribution to Foreign Exchange Resources Agricultural products–primary produce and manufactured through agricultural raw material occupy an important place in the country’s export. According to an estimate, agricultural commodities l... | Agricultural_studies.pdf | Agri life sciences |
canning, milk products, meat products etc. F. Contribution to Capital Formation The pace of development is largely determined by the rate at which production assets increase. Before independence, the capital formation in Indian agriculture was of a low order. During this period, agriculture suffered from constant low y... | Agricultural_studies.pdf | Agri life sciences |
provided high and well paid employment. This existing role of agriculture in the Indian economy points out the necessity for the development of Indian agriculture to the fullest extent possible as the prosperity of agriculture largely stands for the prosperity of the economy. The significance of agriculture lies in the... | Agricultural_studies.pdf | Agri life sciences |
wheat. Since the 16 A TEXTBOOK OF AGRONOMY contribution of rice in the total food grains production was the greatest, therefore, total food grains also followed the trend of rice production over the years. Table 1.5. Food Grain Production in India Year Food grain production (m.t.) 1950-51 50.82 1960-61 82.02 1970-71 10... | Agricultural_studies.pdf | Agri life sciences |
in 1966 to review the food problem afresh. The committee found India’s dependence on food imports was not likely to be easy in future. It took serious note of the fact that the food aid was used openly to influence the internal economic policies and foreign affairs policies of the Government. Between 1967–68 and 1989–9... | Agricultural_studies.pdf | Agri life sciences |
at the same time create durable community assets. The Government is also implementing a scheme to provide food grains to the weaker sections, especially in the tribal areas at a price well below the already subsidized price in the public distribution system. There has been a general agreement that the food problem in I... | Agricultural_studies.pdf | Agri life sciences |
because of an inadequate and ineffective organization. Institutional changes the other way to increase agricultural production is through bringing institutional changes i.e., through land reforms. The present agrarian structure is such that there are no incentives for increased production. With tiny holdings, which are... | Agricultural_studies.pdf | Agri life sciences |
hold the food grains prices in check. The Government has been adopting such short-term measures 18 A TEXTBOOK OF AGRONOMY as the maintenance of stocks at high level, extension of internal procurement, stepping up of government purchase of food grains for release through fair price shops, measures to curb hoarding and p... | Agricultural_studies.pdf | Agri life sciences |
the population in check to take full advantage of increase in agricultural production. 1.6 AN INTRODUCTION TO AGRONOMY The word agronomy has been derived from the two Greek words, agros and nomos having the meaning of field and to manage, respectively. Literally, agronomy means the “art of managing field”. Technically,... | Agricultural_studies.pdf | Agri life sciences |
for maximum utilization of land, labourer, capital and other factors of production. • Choice of crop varieties adaptable to the particular agro-climate, land situation, soil fertility, season and method of cultivation and befitting to the cropping system; • Proper field management by tillage, preparing field channels a... | Agricultural_studies.pdf | Agri life sciences |
• Adoption of suitable method and time of harvesting of crop to reduce field loss and to release land for succeeding crop(s) and efficient utilization of residual moisture, plant nutrients and other management practices; • Adoption of suitable post-harvest technologies. • Agronomy was recognized as a distinct branch of... | Agricultural_studies.pdf | Agri life sciences |
develop efficient method of cultivation (whether broadcasting, nursery and transplantation or dibbling, etc.) The method may vary according to the germination period and depending upon the crop establishment and what should be the optimum plant population. • He has to identify various types of nutrients required by cro... | Agricultural_studies.pdf | Agri life sciences |
AND CONSTRAINTS IN CROP PRODUCTION Potential Yield It is the maximum possible economic yield for a crop from a unit land area, when all the factors affecting the crop growth and yield are available without any constraints (or) this is the maximum possible yield that could be obtained under controlled condition. Here, a... | Agricultural_studies.pdf | Agri life sciences |
1. Variety 1. Cost and return 2. Pollution 2. Weed 2. Credit 3. Desertification 3. Pests and Diseases 3. Risk uncertainty 4. Soil health 4. Traditional attitude 5. Water (poor quality) 5. Knowledge 6. Farm machinery 6. Input availability 7. Post harvest technology 7. Institution 8. Market facilities 22 A TEXTBOOK OF AG... | Agricultural_studies.pdf | Agri life sciences |
to the present. It began about 60 million years ago. II. Timeline of Cenozoic Era (~66 Ma to 10000 years) The Cenozoic Era is divided into two periods–the Tertiary and the Quaternary. The Tertiary is subdivided into five epochs. The name of each epoch ends with the suffix one (Greek, recent) and refers to the progress ... | Agricultural_studies.pdf | Agri life sciences |
opposite directions as in a mid-ocean ridge. 3. Transform boundary Where two plates are sliding past each other as in the San Andreas fault of California. The Earth’s plates are in constant, but very, very slow motion. They move at only 1/2–4 inches (1.3–10 cm) per year!! This does not seem like much, but over millions... | Agricultural_studies.pdf | Agri life sciences |
is caused by the convection currents that roll over in the upper zone of the mantle. This movement in the mantle causes the plates to move slowly across the surface of the Earth. Pangea broke up in four stages. In the first stage during the Triassic period about 200 million years ago, rifting occurred between Laurasia ... | Agricultural_studies.pdf | Agri life sciences |
miles wide. AGRICULTURAL HERITAGE OF INDIA 25 B. 135 million years ago 26 A TEXTBOOK OF AGRONOMY In the Jurassic period about 135 million years ago, Laurasia was still moving, and as it moved it broke up into the continents of North America, Europe and Asia (Eurasian plate). In the second stage, the Gondwana period con... | Agricultural_studies.pdf | Agri life sciences |
crystal neighbour of mineral-rich South Africa and West Australia is also rated high for its potential future for mineral prospects. Arabia started to separate from Africa as the Red Sea opened up. The red arrows indicate the direction of the continental movements. As a result of the earth movements, considerable parts... | Agricultural_studies.pdf | Agri life sciences |
valleys and plains. The land area of peninsular India has never been submerged under the sea. The western ghats form the western edge, and the eastern ghats the eastern edge of the plateau, which slopes towards the east whereas the Himalayas and the Indo-Gangetic plain are comparatively young. Marine sediment occurs at... | Agricultural_studies.pdf | Agri life sciences |
formation of the Deccan trap continued in the Tertiary Period. Deccan trap covers Sind, Kutch, Bihar, and the coastal areas of Andhra Pradesh. The uplift of the Himalayan system of mountain ranges was due to movements of two solid continental masses on two sides of the Tethys ocean, directed towards one another. The Ce... | Agricultural_studies.pdf | Agri life sciences |
to Assam in the east. The Siwalik hills are mainly river deposits of the middle Miocene to the lower Pleistocene Age, folded into arches (anticlines) and troughs (synclines). The fault planes steeply sloping into the hills have given rise to steep scarps facing the plains. Immediately adjacent to and on the north of th... | Agricultural_studies.pdf | Agri life sciences |
the name of Lemuria can be interpreted as “Land Ancestral” or “Land of the Ancestors”. The name “Lemuria” was actually invented by an English Zoologist, Phillip L. Schlater, back in the early days of Darwinism, in order to explain the fossilized remains of lemurs similar to those that live in Madagascar only today. The... | Agricultural_studies.pdf | Agri life sciences |
and practices such as mixed farming, mixed cropping, crop rotation etc. The great epics of ancient India convey the depth of knowledge possessed by the older generations of the farmers of India. The modern society has lost sight of the importance of the traditional knowledge, which had been subjected to a process of re... | Agricultural_studies.pdf | Agri life sciences |
‘Astadhyayi’; Patanjali’s ‘Mahabhasya’; Varahamihira’s ‘Brahat Samhita’; Amarsimha’s ‘Amarkosha’ and Encyclopedic works of Manasollasa. These classics testify the knowledge and wisdom of the people of ancient period. Technical book dealing exclusively with agriculture was Sage Parashara’s ‘Krishiparashara’ in 1000 A.D.... | Agricultural_studies.pdf | Agri life sciences |
medicinal purposes appear to have been reared by the physicians of the age, as appears in the Atharva Veda. The farmers’ vocation was held in high regard, though agriculture solely depended upon the favours of Parjanya, the god of rain. His thunders are described as food-bringing. The four Vedas mentioned more than 75 ... | Agricultural_studies.pdf | Agri life sciences |
Palakapya on elephants have been found as experts in animal husbandry. For instance, Garudapurana is a text dealing with treatment of animal disorders while the classical work on the treatment of horses is Aswashastra. One chapter/part in Agnipurana deals with the treatment of livestock and another on treatment of tree... | Agricultural_studies.pdf | Agri life sciences |
used group hunting techniques and (ii) Peking man remains were found between 1926–30 who knew the use AGRICULTURAL HERITAGE OF INDIA 31 of fire (around 500,000 B.C.) to cook food and kept warm; evidence of the first true hand-axe was also found. (iii) Homo ergaster is morphologically closer to Homo sapiens than H. erec... | Agricultural_studies.pdf | Agri life sciences |
respectively. Twenty percent of the European genes were from Neolithic farmers who entered the continent about 10,000 years ago. Early or primitive Homo sapiens were adaptable, leading to the adoption of diverse lifestyles based on locally available food resources. Early Europeans hunted reindeer as did the Eskimo. Hun... | Agricultural_studies.pdf | Agri life sciences |
to control fire, which helped him to improve his way of living. At the end of this age, the modern human being (Homo sapiens) first appeared around 36,000 B.C. The Paleolithic Period (Old Stone Age) is from 2.5 million-12,000 B.C. with earliest tool-making human beings and ends when people learned to produce higher qua... | Agricultural_studies.pdf | Agri life sciences |
was first used by Homo erectus at Ghoukoutien, China 300,000 to 400,000 years ago. Hunter-gatherers had a practical, but excellent knowledge of their natural environment, be it plants, animals or the physical conditions. In productive areas, Australian aborigines had up to 250 food plants from which to choose. Poorer a... | Agricultural_studies.pdf | Agri life sciences |
leading to modern civilization. As the population grew, there was an increased dependence upon plants. Next, consumer demand within a constrained space forced the adoption of some form of intensive agriculture. Other evidence for this trend is found in Peru where people domesticated camelids and guinea pigs 2,000 years... | Agricultural_studies.pdf | Agri life sciences |
led to the social changes that have allowed the formation of our modern civilization. The domestication of dogs and turkeys followed agriculture. People made tools such as bone reaping knives with flint cutting teeth (Refer Table 1.1 of Chapter 1). AGRICULTURAL HERITAGE OF INDIA 33 (ii) Mesolithic period or Meso stone ... | Agricultural_studies.pdf | Agri life sciences |
on agriculture and Pottery making began, use of plough. harding as hunting diminished in importance. Cattle and pigs domesticated. 5000-3700 B.C. More productive agriculture and herding Development of copper culture, wider economy. range of pottery styles. Increased population. (iii) Neolithic or New Stone age (7500 B.... | Agricultural_studies.pdf | Agri life sciences |
in silt. Original culture persisted, but with alterations: increased use of pottery; granaries larger/more numerous; appearance of several new crafts—use of copper and ivory; size of settlement enlarged. The Chalcolithic period lasted from 4,000 to 2,500 years B.C. 34 A TEXTBOOK OF AGRONOMY 2. Bronze age (4000 to 2000 ... | Agricultural_studies.pdf | Agri life sciences |
ice in the North Atlantic expanded with detrimental effects for the colonies of Greenland and Iceland. 2.3 TECHNOLOGICAL CIVILIZATION The development of a technological civilization is a matter of degree rather than a moment in time. Early Egyptian societies were technological, enabling complex engineering such as the ... | Agricultural_studies.pdf | Agri life sciences |
4,600 years ago. Architects designed complex architectural concepts such as domes, built in Ancient Cyprus 5,000 years ago. The discovery and use of ‘metals’ was an important aspect of our cultural evolution. Malleable metals allowed creations limited only by human imagination and so the invention of a far wider range ... | Agricultural_studies.pdf | Agri life sciences |
purposes such as grinding corn or sawing wood in 1066 A.D. At the end of the middle ages and the beginning of the Renaissance the German, Johan Gutenberg invented printing with movable type. His Gutenberg Bible of 1455 was the first known printed book. In the medieval period, mechanical clock and the watch with balance... | Agricultural_studies.pdf | Agri life sciences |
mathematician developed this into Boolean Algebra and Boolean Logic. This formed the basis for computer logic and computer languages. Fabric weaving was automated in 1801 by J.M. Jacquard, using punched cards. Charles Babbage (1791–1871) tried to develop a mechanical computer, or “analytical engine” using punched cards... | Agricultural_studies.pdf | Agri life sciences |
Kushans and Kanishkas 78 A.D. Saka Era begins 320 A.D. Chandragupta I establishes the Gupta dynasty 360 A.D. Samudragupta conquers the North and most of the Deccan 380 A.D. Chandragupta II comes to power; Golden Age of Gupta Literary Renaissance 405 A.D. Fa-hein begins his travels through the Gupta Empire 415 A.D. Acce... | Agricultural_studies.pdf | Agri life sciences |
1530 Humayun succeeds Babur 1538 Death of Guru Nanak 1539 Sher Shah Suri defeats Humayan and becomes Emperor of Delhi 1555 Humayun recovers the throne of Delhi 1556 Death of Humayun; Accession of Akbar; 1564 Akbar abolishes poll tax on Hindus 1565 Battle of Talikota: Muslim rulers in Deccan defeats and destroys Vijayna... | Agricultural_studies.pdf | Agri life sciences |
1620 Capture of Kangra Fort; Malik Ambar revolts in the Deccan 1622 Shah Abbas of Persia besieges and takes Qandahar 1623 Shah Jahan revolts against Jahangir (Contd.) 38 A TEXTBOOK OF AGRONOMY 1624 Suppression of Shah Jahan’s rebellion 1626 Rebellion of Mahabat Khan 1627 Death of Jahangir; Accession of Shah Jahan 1628 ... | Agricultural_studies.pdf | Agri life sciences |
of his widow Tara Bai 1702 Amalgamation of English and the London East India Companies 1707 Death of Aurangzeb; Battle of Jajau 1714 Husain Ali appointed Viceroy of the Deccan; The treaty of the Marathas with Husain Ali 1720 Accession of Baji Rao Peshwa at Poona 1739 Nadir Shah conquers Delhi; The Marathas capture Sals... | Agricultural_studies.pdf | Agri life sciences |
British defeat Tipu; Death of Tipu; Partition of Mysore 1802 Treaty of Bassein 1803–1805 The Second Anglo-Maratha war: The British defeat the Marathas at Assaye: Treaty of Amritsar 1814–1816 The Anglo-Gurkha war 1817–1818 The Pindari war 1817–1819 The last Anglo-Maratha war: Marathas finally crushed by the British 1824... | Agricultural_studies.pdf | Agri life sciences |
becomes Governor-General and Viceroy 1905 The First Partition of Bengal 1906 Formation of Muslim League; Congress declaration regarding Swaraj 1908 Newspaper Act 1911 Delhi Durbar; Partition of Bengal modified to create the Presidency of Bengal 1912 The Imperial capital shifted from Calcutta to Delhi 1913 Educational R... | Agricultural_studies.pdf | Agri life sciences |
in a majority of Indian provinces 1939 Political deadlock in India as Congress ministries resign 1942 Cripps Mission to India; Congress adopts Quit India Resolution; Congress leaders arrested; Subhash Chandra Bose forms Indian National Army 1944 Gandhi-Jinnah Talks break down on Pakistan issue 1945 First trial of the I... | Agricultural_studies.pdf | Agri life sciences |
Lothal in Gujarat and Kalibangan in Rajasthan. Recent research has shown Sutkagen Dor in Baluchistan next to Iran is the western most known Harappan site. The Indus Valley Civilization stretched across the whole of Sindh, Baluchistan, Punjab, Northern Rajasthan, Kathiawar and Gujarat. This civilization is one of the th... | Agricultural_studies.pdf | Agri life sciences |
site on the west bank of Indus (close to the Arabian sea); Banawali is located 15 km northwest of Fatehbad, near the Sarasvati river and about 120 km east of Kalibangan; Lothal and Rangpur are sites below the Rann of Kutch. NoteSome of the main sites of the Harappan civilization along the dry bed of the Sarasvati. Indu... | Agricultural_studies.pdf | Agri life sciences |
of Kutch and Pravara (feeder into the Godavari river near Daimabad in Maharashtra) river valley, along the Arabian sea coast. The old Sarasvati river courses from the Sutlej, flowed through Northern Rajasthan, Bahawalpur and Sind found its way into the Arabian Sea via Rann of Kutch in the third to second millennium B.C... | Agricultural_studies.pdf | Agri life sciences |
Thar desert support cultivation in ancient times? Geological surveys do indicate subsoil water in some tracts. Even today, over 2 million people in Rajasthan live in these tracts! The Sanskrit name is maru-sthall. cf. Tamil maruta-nilam]. The Indus river has a very wide flood plain on either side of its course up to a ... | Agricultural_studies.pdf | Agri life sciences |
Ghaggar river. The groundwater, archaeological and pedological data with selected ground truths also corroborates these findings. The migration of river Saraswati seems to be caused by tetonic disturbances in Hardwar-Delhi ridge zone, Luni-Surki lineament, Cambay Graben and Kutch fault facilitated by contrasting climat... | Agricultural_studies.pdf | Agri life sciences |
of or very close to the ‘lost’ sarasvati river. Hence, the civilization should be re-christened as Indus-Sarasvati civilization. Sarasvati river is extolled in the Rigvedas. Kalibangan and Lothal may not be as grandiose as the urban Harappa but are typical Indus/Sarasvati civilization sites. The lost Saraswati river co... | Agricultural_studies.pdf | Agri life sciences |
B.B. Lal, writes in a recent comprehensive study of this civilization: “Well-regulated streets [were] oriented almost invariably along with the cardinal directions, thus forming a gridiron pattern, even the widths of these streets were in a set ratio, i.e., if the narrowest lane was one unit in width, the other streets... | Agricultural_studies.pdf | Agri life sciences |
the other food crops. (c) Neolithic (7500–6500 B.C.) and Chalcolithic (2295–1300 B.C.) The main crops under cultivation were jowar, bajra, and ragi (Eleusine coracana). Minor millets such as kangni (Setaria italica), kundon (Paspalum milliaceum) and sannuk (Echinochloa frumentacea) were also cultivated. Other crops wer... | Agricultural_studies.pdf | Agri life sciences |
were grown. Besides rice, indigenous people of India had domesticated several species of minor millets, grain, legumes, oil seed crops fiber crops, fruits, vegetables and other economic plant species in the Indus–Saraswati Yamuna Ganga valleys. Farmers practiced barely and rice rotation at Atranjikhera (e.g., 2000–1500... | Agricultural_studies.pdf | Agri life sciences |
a remarkable resemblance to ploughing as is now carried, where mustard and gram are grown in two sets of furrows in the same field. S.R. Rao in his monograph, Lothal and the Indus Civilization, has reproduced a photograph of a seal from Lothal, which he feels depicts a seed drill. But its shape is rather unusual for a ... | Agricultural_studies.pdf | Agri life sciences |
(such as mustard) were grown in the spaced-out north-south furrows, thus casting shorter shadows, while shorter crops (such as gram) filled the contiguous east-west furrows. This is a technique still used today in the same region. There is also evidence of the domestication of cats, dogs, goats, sheep and perhaps, the ... | Agricultural_studies.pdf | Agri life sciences |
states. Mohenjo-daro is thought to have sheltered at least 50,000 inhabitants. (e) The Aryan problem The relationship of the Indus-Saraswati civilization with the later Indian civilization remains a subject of debate. The ancient dwellers in India were Dravidians, and in fact, their culture had developed a highly sophi... | Agricultural_studies.pdf | Agri life sciences |
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