00923cam a22002531i 4500001001300000003000400013005001700017008004100034010001700075035001900092040003800111050002100149082001100170111005500181245013000236260004500366300003300411500010300444504003000547500002000577650001500597700004000612999001700652agr52000470 DLC20260227111017.0770801s1952    iaua          001 0 eng    aagr52000470   a(OCoLC)3152933  aDLCcMoKiUdOCoLCdOUdOCoLCdDLC00aQH421b.H4 1950c  a575.282 aHeterosis Conferenced(1950 :cIowa State College)10aHeterosis :ba record of researches directed toward explaining and utilizing the vigor of hybrids /cedited by John W. Gowen.  aAmes :bIowa State College Press,c1952.  aix, 552 p. :bill. ;c24 cm.  aPapers presented at the Heterosis Conference held at Iowa State College, June 15 to July 20, 1950.  aBibliography: p. 517-535.  aIncludes index. 0aHeterosis.1 aGowen, John Whittemore,d1893-eed.  c11471d11471