000 | 00633 am a2200241 a 4500 | ||
---|---|---|---|
245 | 1 | _aImpact of pesticides used in cotton -wheat cropping system on soil environment | |
300 | _a79p. | ||
650 | _aPesticides | ||
650 | _aCotton | ||
650 | _aWheat | ||
650 | _aCropping systems | ||
650 | _aCultivation | ||
650 | _aSampling | ||
650 | _aResidues | ||
650 | _aBiomass | ||
650 | _aInsecticides | ||
650 | _aField experimentation | ||
502 |
_cIARI, Division of Agricultural Chemicals, New Delhi _bPh.D. _c2001 |
||
502 | _gAgnihotri, N.P. | ||
100 | 1 | _aSingh, A.K. | |
942 |
_2udc _cT |
||
901 | _aT6931 | ||
999 |
_c143629 _d143629 |