Bull. Spec. CORESTA Congress, Jerez de la Frontera, 1992, p. 118, A14, ISSN.0525-6240
The growing importance of cytoplasmic male-sterile F1 hybrids in commercial flue-cured tobacco production in Zimbabwe
Tobacco Research Board, Harare, Zimbabwe.
Cytoplasmic male-sterile (CMS) lines were introduced in the 1970's and by successive backcrosses, the CMS trait was introgressed into commercial cultivars and breeding lines. The performances of CMS lines in agronomic trials were similar to those of...