Update README.md

README.md

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 # AgriLlama: Plant Disease Information Assistant
 
-AgriLlama is a fine-tuned large language model based on Llama3.2:1B, specifically designed to provide detailed, actionable information about plant diseases to Indian farmers. It offers clear, concise, and locally relevant guidance on disease identification, symptoms, causes, severity, and treatment measures across major crops such as Sugarcane, Maize, Cotton, Rice, and Wheat.
+AgriLlama is a fine-tuned large language model based on gemma-3-4b-it, specifically designed to provide detailed, actionable information about plant diseases to Indian farmers. It offers clear, concise, and locally relevant guidance on disease identification, symptoms, causes, severity, and treatment measures across major crops such as Sugarcane, Maize, Cotton, Rice, and Wheat.
 
 ## Features
 
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 ## Model Details
 
-- **Base Model:** Llama3.2:1B
+- **Base Model:** gemma-3-4b-it
 - **Fine-Tuning Dataset:** Custom dataset of 200 samples focusing on plant diseases in Indian agriculture.
 - **Intended Use:** Assisting in the identification, explanation, and management of plant diseases.