00301nam a2200097Ia 4500008004100000082001900041100003600060245004400096260005500140300000800195140113s9999    xx            000 0 und d  a311:631.5   K3  a"Hanson, W.D. & Robinson, H.F."  aStatistical genetics and plant breeding  a1963bNational Academy of SciencecWashington D.C.  a623