. Breeding crop plants. Plant breeding. CLASSIFICATION AND INHERITANCE OF SMALL GRAINS 101 with very low fruitfulness in Fi and a ratio indicating one main factor difference in Fig. 24.—-Individual spikes of Ft generation of cross of Svanhals X Manchuria representing the phenotypic progeny classes in which lateral florets bear awns. From left to right: Low fertility awned plant which will give all classes of segregates in F3 as in F2; high fertility awned which will segregate into inter- jnedium, high fertility awned and six-rowed in F3; six-rowed which will breed true in F3. (After Harla
. Breeding crop plants. Plant breeding. CLASSIFICATION AND INHERITANCE OF SMALL GRAINS 101 with very low fruitfulness in Fi and a ratio indicating one main factor difference in Fig. 24.—-Individual spikes of Ft generation of cross of Svanhals X Manchuria representing the phenotypic progeny classes in which lateral florets bear awns. From left to right: Low fertility awned plant which will give all classes of segregates in F3 as in F2; high fertility awned which will segregate into inter- jnedium, high fertility awned and six-rowed in F3; six-rowed which will breed true in F3. (After Harlan and Hayes, 1920.) Biffen (1907b) found the sexless condition dominant in a cross between deficiens and two-rowed. Results from an F2 generation of a similar cross grown at the Minnesota station indicate that it is almost impossible to separate deficiency two-rowed, and inter-. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Hayes, Herbert Kendall, b. 1884; Garber, Ralph John, b. 1890. New York [etc. ] : McGraw-Hill book company, inc.
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectplantbr, bookyear1921
