000 00474nam a2200133Ia 4500
008 150321s9999 xx 000 0 und d
080 _a633.001.5:551.558
_bENV
110 _aRome, Food And Agriculture Organization Of The United Nations
245 _aEnvironmental impacts of productivity enhancing crop research a critical review
260 _c2001
_aRome
_bFood And Agriculture Organization Of The United Nations
300 p _a36p.
650 _aCrop
942 _cBK
_2udc
999 _c12925
_d12925