000 00496nam a2200169Ia 4500
008 160906s9999 xx 000 0 und d
100 _aPrahaladachar, M
100 _aVenkataramanan, L S
245 _aStudy of changes in cropping pattern in Punjab,Uttar Pradesh,Bihar and Maharashtra in the period 1950 to 1970
260 _aBangalore
260 _bISEC
260 _c1978
300 _a161p.
500 _aIRR.53
650 _aAgriculture
650 _aCropping patern - Punjab, Rajasthan
999 _c87120
_d87120