00746cam a22002291 4500 agr09000245 DLC 20260227110927.0 870609s1901 dcua f000 0 eng c agr09000245 (OCoLC)15870202 U.S. Dept. of agr. Library LLafS LLafS DLC premarc SB623 .A2 no. 29 SB123 .H42 Copy 2. Hays, W. M. (Willet Martin), 1859-1916. Plant breeding. By Willet M. Hays. Washington, Govt. print. off., 1901. 72 p. illus., VI pl. 23 cm. U. S. Dept. of agriculture. Division of vegetable physiology and pathology. Bulletin no. 29 Plant breeding. 7599 7599