TY - BOOK AU - Darlington, C.D. TI - Chromosome botany and the origin of cultivated plants SN - 0045810117 U1 - 572.872 21st ed. PY - 1973/// CY - London PB - George Allen and Unwin KW - Chromosomes KW - Cultivars KW - Plants N1 - Index: pp 230-37 ER -