| 000 | 00593nam a2200157Ia 4500 | ||
|---|---|---|---|
| 008 | 140224s9999 xx 000 0 und d | ||
| 082 | _a575.127.5:631.5 J2 | ||
| 100 | _aThomas, Mary. | ||
| 245 | _aBack crossing; the theory and practice of the backcross method in the breeding of some non-cereal crops. | ||
| 260 |
_aCambridge _bCommnwealth Bureau of Plant Breeding and Genetics _c1952 |
||
| 300 | _avi,136p. | ||
| 490 | _aCommnwealth Bureau of Plant Breeding and Genetics, Technical Communication 16 | ||
| 600 | _aMary Thomas | ||
| 650 | _aCrossing over (Genetics),Breeding | ||
| 942 | _cBK | ||
| 999 |
_c91772 _d91772 |
||