000 00270nam a22001097a 4500
008 221202b xxu||||| |||| 00| 0 eng d
082 _a631.5 Agriculture 7972
100 _aDelorit, Richard J
_943027
245 _aCrop Production 2nd ed.
260 _c1959
942 _cOB
999 _c17183
_d17182