गहन कृषि
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gahan krishi ek aisi krishi paddhati hai jisamean uttam bij, urvarak, krishi upakaranoan ke dvara ek hi bhoomi par ek varsh mean kee phasaloan ko taiyar kiya jata hai. bharat, shrilanka, chin, japan adi deshoan mean gahan kheti ka prachalan hai.
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