000 00355nam a2200133Ia 4500
008 130225s9999 xx 000 0 und d
100 _aWanjura, D.F.
245 _aEffect of physical soil properties on cotton emergence
260 _aWashington
_c1973
300 _a1-20 p.
440 _aUnited States Department of A
901 _a22914
942 _cB
_2udc
999 _c4186
_d4186