000 00689nam a2200169Ia 4500
008 240710s9999||||xx |||||||||||||| ||und||
020 _a0-86531-425-x
080 _a631.11 SHA
100 _aShaner, W.W
245 0 _aFarming Systems Research and Development
_cShaner, W.W
260 _bWestview Press
_c1982
300 _axviii, 414p
650 _aFarming system - Research
700 _aPhilipp, P.F
700 _aSchmehl, W.R
942 _cBK
999 _c8515
_d8515