000 00381nam a2200145Ia 4500
008 131111s9999 xx 000 0 und d
100 _aKumar, Ashok
245 _aFood grains production in India: impact of techno-environmental factors
260 _aNew Delhi
260 _bOrieterion
260 _c1988
300 _a259p.
650 _aEconomics-Agriculture
763 _a23988
999 _c53877
_d53877