000			00401nam a2200145Ia 4500
008			130223s9999 xx 000 0 und d
100			_aNelson, C.E.
245			_aEffects of plant populations and nitrogen fertilizer rates on three varieties of
260			_aWashington
260			_c1960
300			_a1-11 p.
440			_aWashington Agriculture Experimen
901			_pS929
942			_cB _2udc
999			_c121227 _d121227