000
00267nam a2200085Ia 4500
008
130123s9999 xx 000 0 und d
082
_a
631.3
245
_a
Journal Of Agriculture Engineering Research Vol. 36-37 , No 1-4
260
_a
London
_b
Academic Press Inc. Ltd.
_c
1987
999
_c
81836
_d
81836