Sorghum crop economic importance and cultivation technologies crop modelling basics in groundnut stress and strain terminology and its concepts conservation agricultural improved practices in cropping systems Credit seminar oa (organic farming & its impact on food grain security in india Climate change on plant process Solar radiation in rice ppt Water management in cotton presentation Wheat package of practices in general Organic-Manures improves soil fertility.pdf Kinds of water in soil and soil moisture constants Indian important brief-history.pdf Update of TS statistics .pdf 
