000
00313nam a2200133Ia 4500
008
200608s9999 xx 000 0 und d
082
_a
631
_b
HIE.L
100
_a
HIEMSTRA WIN
245
0
_a
Let farmers judge
260
_a
UK
_b
ITech
_c
1992
300
_a
vii 208p
650
_a
Economic assessment
942
_c
BK
_2
DDC
999
_c
2230
_d
2230