000 00352nam a2200121Ia 4500
008 170101s2015 xx 000 0 und d
100 _aBora Kaushik
245 0 _aProductivity analysis of paddy and wheat crops in indo-gangetic......India
250 _aAgricultural Economics
260 _aLudhiana
_bPAU
_c2015
300 _a29cm;86
942 _2ddc
_cT
999 _c152926
_d152926