000 00307nam a2200109Ia 4500
001 MPKV100247
008 120911s9999 xx 000 0 und d
245 _aKnowledge Enginering in Agriculture.
_cBarrett. J.R.; Jones, D.D.
260 _aSt. Joseph.
_bA.S.A.E.
_c1989
300 _axii
_b214pp
365 _b1494 /-
999 _c63771
_d63771