共 9 条
- [7] Genetic improvement of soybean varieties released in India from 1969 to 1993[J] . P. G. Karmakar,P. S. Bhatnagar.Euphytica . 1996 (1)
- [8] Variability and selection for leaf photosynthesis in advanced generations of soybeans .2 Secor J,D R McCarty,R Shibles,D.E. Green. Crop Sci . 1982
- [9] Genetic improvement in agronomic traits of hard red winter wheat cultivars from 1919 to 1987 .2 Cox,T.S,Shroyer,J.P,Liu,B.H,Sears,R.G,Martin,T.J. Crop Science . 1988