000 00472 a2200181 4500
020 _a0131145568
082 _a631
_bACQ
090 _c28683
_d49948
100 _aAcquaah, George
245 _aPrinciples of crop production
_btheory, techniques, and technology
250 _a2nd ed.
260 _aNew Jersey
_bPearson Education
_c2001
_g2005
300 _axxvii,740p.
_bill
_c25cm
650 _aCrop yields
650 _aFood crops
650 _aField crops
942 _cL
999 _c55287
_d55287