000 00381nam a2200145Ia 4500
008 130223s9999 xx 000 0 und d
100 _aMiller, H.
245 _aNitrogen in Kentucky soils : Sources reactions fertilization
260 _aKentucky
260 _c1975
300 _a0.958333333
440 _aNo. AGR-43; Kentucky Universit
901 _pS23588
942 _cB
_2udc
999 _c128412
_d128412