000 00415nam a2200169Ia 4500
003 IQ-KOUCL
008 260826s9999||||xx |||||||||||||| ||und||
020 _a23767200
041 _aEnglish
082 _a631 M 3631
100 _aJohn H . Martin
245 0 _aPrinciples of field crop production
250 _aed 3
260 _bMacmillan Publishing Co., Inc.
_aNew York
_c1976
300 _a1118
942 _cBK
999 _c198122
_d198122