000 00345nam a2200145Ia 4500
008 180612s9999||||xx |||||||||||||| ||und||
020 _a891180869
041 _aen
082 _a19402
100 _aMURPHY L.S
245 0 _aPotassium in Agriculture
260 _aUSA
_bAmerican Society of Agronomy
_c1985
300 _axxiv, 1223
942 _cPR
999 _c44749
_d44749