00627pam a2200205 a 450000100060000000300080000600500170001400800390003102000220007003500190009204000320011104100080014308200200015124500770017126000500024830000350029850400390033365000150037270000340038714902BD-RjUL20211208235719.0140208s1983    gw a     b    001 0 eng  a0387121250 (U.S.)  a(BD-RjUL)14956  aDLCcDLCdDLCdBD-RjULbeng  aeng00a631.52219bHET00aHeterosis :breappraisal of theory and practice /cedited by R. Frankel.  aBerlin ;aNew York :bSpringer-Verlag,c1983.  aviii, 290 p. :bill. ;c25 cm.  aIncludes bibliographies and index. 0aHeterosis.1 aFrankel, R.q(Rafael),d1922-