Social, psychological and economic barriers to adoption of high yielding varieties among the small farmers
Choudhary, Narendra
Social, psychological and economic barriers to adoption of high yielding varieties among the small farmers - Bhagalpur BAC, Sabour 1970 - 78
Extension
630.715 C 4578 S
Social, psychological and economic barriers to adoption of high yielding varieties among the small farmers - Bhagalpur BAC, Sabour 1970 - 78
Extension
630.715 C 4578 S