00291naa a2200109 a 450000100080000000500110000800800410001910000160006024500450007626000090012177300510013018318492010-01-10       1963    bl ---       0--  u    #d1 aVOSE, P. B.  aVarietal differences in plant nutrition.  c1963  tHerbage Abstractsgv. 33, n. 1, p. 1-13, 1963.