000 00475 a2200169 4500
020 _a0333364341
082 _a635.028
_bBAL
090 _c22578
_d35713
100 _aBalls, R.C.
245 _aHorticultural engineering technology
_bfield machinery
260 _aLondon
_bMacmillan publishers
_c1985
_g1985
300 _axi,216p.
_c21cm
440 _aScience in horticulture series
650 _aAGRICULTURE AND RELATED TECHNOLOGY
650 _aGARDEN CROPS
942 _cL
999 _c49927
_d49927