000 00745 a2200229 4500
020 _a0792342860
082 _a630.7
_bAPP
090 _c21490
_d33373
100 _aKropff, M. J.
_eed.
245 _aApplications of systems approaches at the field level
260 _aNetherlands
_bKluwer Academic Publishers
_c1997
_g1997
300 _axi,465p.
_c25cm
440 _aSystems approaches for sustainable agriculture development series
650 _aAGRICULTURE AND RELATED TECHNOLOGY
650 _aEDUCATIONS , RESEARCH, PRINCIPLES
700 _aVanlaar, H. H.
_eed.
700 _aTeng, P. S.
_eed.
700 _aAggarwal, P. K.
_eed.
700 _aBouma, J.
_eed.
700 _aBouman, B. A. M.
_eed./Jones, J. W.
_eed.
942 _cL
999 _c48971
_d48971