text New York McGraw-Hill 1955 Ing xi, 551 p.: ill.; Index 24 cm. Herbert Kendall Hayes; Forrest Rhinehart Immer; David Clyde Smith METHODS PLANT BREEDING 631.5 631.5 HAY m INLIS000000000003864 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)