00416     2200157   4500001002100000005001500021035002000036245005500056100002000111300003200131856001600163260003600179082001600215084001000231650001700241INLIS00000000000543820250422084222  a0010-04250000201 aAdvances in Agronomy Volume 50 /cDonald L. Sparks0 aSparks Donald L  ax, 277 p. :bills. ;c21 Cm  aBRMP Biogen  aLondon :bAcademic Press,c1993  a573.6 SPA a  aF1/29 4aBiologi Umum