00514nam a2200169 a 450000500170000000800410001704100080005808200110006610000200007724500460009726400350014330000110017865000110018994200070020099900170020795201200022420260717091229.0260717s1985    ii            000 0 eng d  aeng04a581.151 aRichards, A. J.10aPlant breeding systems /cRichards, A. J. 1bGeorge Allen and Unwin,c1985.  a529 p. 4aBotany  cBK  c26994d26994  001040708DCaBKBCLbBKBCLd1987-01-07g393.01l0o581.15 RICp20237r2026-07-17 09:12:29v393.01w2026-07-17yBK