00464nam a22001697a 4500 LK-CoNLD 20260406184534.0 260406b |||||||| |||| 00| 0 eng d DOAL ENG 575.125 DOA Gowen,John.w (e.d.) Heterosis A record of researches directed toward explaining and utilizing the vigor of hybrids Ames,lowa lowa state college press 1952 BK 431 431 0 0 0 0 REF DOAL DOAL REF 2026-04-06 1006 0 1006 2026-04-06 18:46:38 2026-04-06 BK