000 00261nam a2200085Ia 4500
001 MPKV110992
008 120911s9999 xx 000 0 und d
245 _aJournal of Agricultural Engineering Research Vol. 41 Part No.1-4
_c;
260 _aLondan
_bAcademic Press
_c1988
999 _c74298
_d74298