000 00398nam a2200145Ia 4500
008 100415s9999 xx 000 0 und d
082 _b11938
_a631.54
100 _aSimmonds NW
245 _aPrinciples of Crop Improvement
260 _aENGLAND
_c1979
_bLONGMAN GROUP LTD
365 _b0
630 _aPrinciples of Crop Improvement
730 _aPrinciples of Crop Improvement
942 _cBOOK
999 _c594857
_d594854