Class XII Agronomy Study Reference

Submitted by tushar pramanick on Wed, 05/25/2011 - 19:27

কৃষিবিজ্ঞান (Agronomy)

দ্বাদশ শ্রেণির জন্য

 

সূচিপত্র (Index)

S/L বিষয় আলোচ্য বিষয়বস্তু
1 Growth of crop; concept of field components; growth stages of crops; preliminary conceptof the development physiology related to growth of crops such as rice, wheat, potato andjute.  
2 Major and minor plant nutrients and their availability to plants; soil organic matter andsoil organisms, soil reaction and ion exchange; saline, sodic and acid soils, soil erosionand its control.  
3 Manures and fertilizers:  
4 Crop production and propagation  
5 Crop protection  
6 Law of diminishing returns in fertilizer use, special features of rainfed and irrigatedagriculture. Cost of production of crops and important farm operations like ploughing,weeding, harvesting, threshing etc  
     
     

 

 

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