000 00458nam a2200193Ia 4500
008 150909s9999 xx 000 0 und d
041 _aEnglish
082 _a630
082 _bCHA/CR
100 _aChapman S R
100 _eAuthor
245 _aCrop production:principles and practice
260 _aSan Fransisco
260 _bW H Freeman and Company
260 _c1976
300 _a566 Pages
365 _aUSD.19
942 _cBK
999 _c230472
_d230472