000 00300nam a2200109Ia 4500
008 151021s9999 xx 000 0 und d
245 _aCrop diseases calendar
260 _c1971
_aNew Delhi
_bIndian Council of Agricultural Research
300 _a126p.
700 _aWadhwani, A. M.
942 _2udc
_aICAR
999 _c27589
_d27589