00634nam a22002177a 4500003000500000005001700005008004100022010001000063011001000073035001000083040000900093082002100102110008800123245001100211260006000222300003100282490002300313650002900336650002800365830002300393CHAP20220329135047.0971013s1981 r 00010 d a30303 a31275 a35387 cCHAP a633.15bC64 1980 aCorn & Sorghum Industry Research Conference. Annual (n35c: 1980c: Chicago, Ill.) aReport aWashington :bAmerican Seed Trade Association,c(1981?) a289 p.b: ilus. ; gráfs. aPublicationsv; 3514aMaízxInvestigación.14aSorgoxInvestigación.0 aPublicationsv; 35