000 00357nam a2200109Ia 4500
008 160214s9999 xx 000 0 und d
100 _aDas, P. ; Mathur, P.N. ; Mishra, Anupam
245 _aCrop response to agro ecology in national demonstrations
260 _c1991
_aNew Delhi
_bIndian Council of Agricultural Research
300 _a82p.
942 _2udc
_cICAR
999 _c30782
_d30782