01095cam a2200289   45000010008000000030008000080050017000160080041000330150015000740350023000890350017001120400036001290820016001650990016001811000018001972450129002152600076003443000025004203650014004454900099004595040051005586500020006099000009006299420012006389990017006509520138006673099064BD-DhUL20150109175854.0740206s1952    xx            000 0 eng d  aGB52-11761  a(OCoLC)ocm00791718  a(NNC)3099064  aMIAcBD-DhULdUKMdZCUdBD-DhUL04a631.523218  a631.52aTHB1 aThomas, Mary.10aBack crossing :bthe theory and practice of the backcross method in the breeding of some non-cereal crops /cby Mary Thomas.  aCambridge :bCommonwealth Bureau of Plant Breeding and Genetics,c1952.  avi, 136 p. :c22 cm.  aRSb13.101 aCommonwealth Bureau of Plant Breeding and Genetics, Cambridge, Eng. Technical communication 16  aIncludes bibliographical references and index. 0aPlant breeding.  aAUTH  2ddccBK  c29217d29217  00102ddc406631_523000000000000708NFIC954728aDUSLbDUSLcGENd1958-08-15ePurchasedo631.523pA5002r2015-01-09w2015-01-09yBK