000 00385nam a2200157Ia 4500
020 _a0891180818
082 _a631.484/HAU
100 _aHauck, Roland D., ed.
245 _aNitrogen in crop production
260 _bAmerican Society of Agronomy
_aMadison
_c1984
300 _a804
650 _aCrops--Nutrition
650 _aNitrogen fertilizers
901 _a3047
942 _2ddc
_cBK
999 _c2673
_d2673