Bajpai, S., A.P. Gupta, M.M. Gupta, S. Sharma, C.M.Govil & S. Kumar, 2000. Interrelation between descriptors and morphine yield in asian germplasm of opium poppy (Papaver somniferum L.). Genet Resour Crop Evol 47 : 315–322.
Article
Google Scholar
Bajpai, S., A.P. Gupta, M.M. Gupta & S. Kumar, 2001. Inter-relationship between morphine and codeine in the Indian genetic resources of opium poppy Papaver somniferum. J Herb Spices Med Plant 8: 75–82.
Article
Google Scholar
Baye, T. & H.C. Becker, 2005. Genetic variability and interrelationship of traits in the industrial oil crop Vernonia galamensis. Euphytica 142: 119–129.
CAS
Article
Google Scholar
Bhandari, M.M., R. Gupta, P.P. Sharma & A. Joshi, 1997. Path analysis in opium poppy (Papaver somniferum L.). Indian J Genet 57: 14–18.
Google Scholar
Cordell, G.A., 1981. Introduction to alkaloids (A Biogenetic Approach). John Wiley Publishers, New York.
Google Scholar
Facchini, P.J., C. Penzes, A.G. Johnson & D. Bull, 1996. Molecular characterization of berberine bridge enzyme genes from opium poppy. Plant Physiol 112: 1669–1677.
PubMed
CAS
Article
Google Scholar
Facchini, P.J., 2001. Alkaloid biosynthesis in plants: Biochemistry, cell biology, molecular regulation and metabolic engineering applications. Annu Rev Plant Physiol Plant Mol Biol. 52: 29–66.
PubMed
CAS
Article
Google Scholar
Falconer, D.S., 1989. Introduction to quantitative genetics. 3rd edn., Longman, London.
Google Scholar
Hill, J., H.C. Becker & P.M.A. Tigerstedt, 1998. Quantitative and ecological aspects of Plant Breeding. Chapman and Hall, London.
Google Scholar
Hirata, K., C. Poeaknapo, J. Schmidt & M.H. Zenk, 2004. 1, 2- Dehydroreticuline synthase, the branch point enzyme opening the morphinan biosynthetic pathway. Phytochemistry 65: 1039–1046.
PubMed
CAS
Article
Google Scholar
Holland, J.B., W.E. Nyquist & C.T. Cervantes-Martinez, 2002. Estimating and interpreting heritability for plant breeding: An update. Plant Breed Rev 22: 9–112.
Google Scholar
Johnson, H.W., H.F. Robinson & R.E. Comstock, 1955. Estimates of genetic and environmental variability in Soybean. Agron J 47: 314–318.
Article
Google Scholar
Khanna, K.R. & S. Shukla, 1991. Studies on inheritance of papaverine in Papaver somniferum L. and morphological marker for plants with high papaverine content. Herba Hung 30: 7–10.
CAS
Google Scholar
Nyquist, W.E., 1991. Estimation of heritability and prediction of selection response in plant populations. Crit Rev Plant Sci 10: 235–322.
Google Scholar
Rasmuson, M., 2002. The genotype-phenotype link. Heriditas 136: 1–6.
Article
Google Scholar
Robinson, H.F., R.E. Comstock & P.H. Harvey, 1949. Estimates of heritability and degree of dominance in corn. Agron J 41: 353–359.
Article
Google Scholar
Samanani, N. & P.J. Facchini, 2001. Isolation and partial characterization of norcoclaurine synthase, the first committed step in benzylisoquinoline alkaloid biosynthesis from opium poppy. Planta 213: 898–906.
PubMed
CAS
Article
Google Scholar
Shukla, S., K.R Khanna & S.P. Singh, 1993. Genetic architecture of narcotine in opium poppy (Papaver somniferum L.). Indian J Plant Genet Resour 6: 39–42.
Google Scholar
Shukla, S., K.R Khanna & S.P. Singh, 1994. Genetics of morphinane alkaloids in opium poppy (P. somniferum L.). Indian J Agric Sci 64: 465–470.
CAS
Google Scholar
Shukla, S., K.R. Khanna & S.P. Singh, 1995. Alkaloid spectrum of opium of a cross between P. somniferum and P. setigerum. Int J Pharm 33: 228–231.
CAS
Article
Google Scholar
Shukla, S. & S.P. Singh, 1999. Genetic systems involved in inheritance of papaverine in opium poppy (Papaver somniferum L.). Indian J Agric Sci 69: 44–47.
MathSciNet
Google Scholar
Shukla, S. & S.P. Singh, 2003. Exploitation of inter-specific crosses and its prospects for developing novel plant type in opium poppy (Papaver somniferum L.). In: P.C. Trivedi (Ed.), Herbal Drugs and Biotechnology, pp. 210–239. Pointer Publisher, Jaipur.
Google Scholar
Shukla, S., H.K.Yadav & S.P. Singh, 2003. Path coefficient analysis for seed yield in opium poppy (Papaver somniferum L.). Proc Nat Acad Sci India 73: 83–88.
Google Scholar
Singh, R.K. & B.D. Chaudhary, 1985. Biometrical methods in quantitative genetic analysis. Kalyani Publishers, New Delhi.
Google Scholar
Singh, S.P. & H.N. Singh, 1981. Gene system involved and their implication in breeding lablab bean(Dolichos lablab). Z Pflanzenzüchtung 87: 240–247.
Google Scholar
Singh, O.P., T.P. Singh, A.L. Yadav & P.N. Yadav, 2000. Genetic variability, genotypic and phenotypic correlation in germplasm of opium poppy (Papaver somniferum L.). Adv Plant Sci 13: 69–73.
ADS
Google Scholar
Singh, S.P., H.K. Yadav, S. Shukla & A. Chatterjee, 2003. Studies on different selection parameters in opium poppy (P. somniferum L.). J Med Arom Plant Sci 25: 8–12.
Google Scholar
Singh, S.P., S. Shukla & H.K. Yadav, 2004. Genetic studies and their implication to breed desired plant type in opium poppy (Papaver somniferum L.). Genetika 36: 69–81.
Article
Google Scholar
Yadav H.K., 2004. Fractional diallel analysis for quantitative and quality traits in opium poppy (Papaver somniferum L.). Ph.D. Thesis, Lucknow University, Lucknow, India.