000 00249nam a2200085Ia 4500
001 MPKV112506
008 120911s9999 xx 000 0 und d
245 _aField Crops Research. Vol. 23-25 NO.1-4
_c;
260 _aScotland.
_bScottish Academic Press.
_c1990
999 _c75783
_d75783