000 00341nam a2200121Ia 4500
001 MPKV113417
008 120911s9999 xx 000 0 und d
082 _a633
245 _aField Crop Abstracts Vol.45 No.1-6
_c;
246 _aField Crop Abstracts (C.A.B) Vol.10 No.1-4
260 _aOxon
_bCAB International
_c1992
650 _aField Crops
999 _c76684
_d76684