000 00420nam a2200133Ia 4500
008 140117s9999 xx 000 0 und d
082 _aTR 631.584.9.001.5:62(083.9) N2
245 _aTechnology recommendations from cropping systems research.
260 _aMeerut
_bProject Directorate for Cropping Systems Research
_c1992
600 _a"Hegde, D.M. comp."
650 _aCropping systems
942 _cTR
999 _c81041
_d81041