000 00289nam a2200133Ia 4500
008 160316s1980 xxu||||| |||| 00| 0 eng d
020 _a
100 _aN C Brady
245 _aAdvances In Agronomy
250 _a1
260 _aNEW YORK
_bACADEMIC PRESS
_c1980
300 _a
700 _a
_a
999 _c24637
_d24637