- Anonymous (2017). UN FAO Annual Report, Food and Agriculture Organization of the United States, Rome, Italy.
- Anonymous (2020a). Indian Horticulture Database, National Horticulture Board, Ministry of Agriculture, Government of India, Gurgaon, Haryana, India.
- Anonymous (2020b). Agricultural and Processed Food Products Export Development Authority, Ministry of Commerce, Government of India, New Delhi, India.
- Borah, H.K. and Khan, A.K.F. (2002). Genetic divergence in fodder cowpea [Vigna unguiculata (L.) Walp.]. Madras Agricultural Journal. 88: 625-628.
- Bakiyarani, S., Nadarajan, N., Rajendran, C. and Shanthi, S. (2000). Genetic divergence for physiological traits in cowpea [Vigna unguiculata (L.) Walp.]. Legume Research. 23: 114-117.
- Brahmaiah, M., Jhansirani, K., Sunil, N. and Keshavulu, K. (2014). Genetic divergence in cowpea [Vigna unguiculata (L.) Walp.]. Electronic Journal of Plant Breeding. 5: 107-111.
- Dahiya, O. P., Mishra, S. K. and Singh, D. (2007). Genetic variability in cowpea [Vigna unguiculata (L.) Walp.]. J. Arid Legumes. 4(2): 107-109.
- Dalsaniya, S.B., Pansuriya, A.G. and Devada, B.K. (2009). Genetic divergence in cowpea [Vigna unguiculate (L.) walp.]. Legume Research. 32: 250-245.
- Darlington, C.D and Wylie, A.P. (1955).Chromosome Atlas of Flowering Plants. George Allen and Unwin Ltd London. The United Kingdom.
- Diouf, D. (2014). Recent advance in cowpea [Vigna ungiculata (L.) Walp.]. Omies Research for Genetic Improvement. Africa Journal of Biotechnology. FAO http//WWW. fao.stat.fao.org, 10: 2803-2810.
- Dovi, K.P. (2013). Whole grain sorghum and whole-grain cowpea biscuits as a complementary food for improved child nutrition, M.Sc. Food Science thesis. University of Pretoria, South Africa.
- Hall, A. E, Cisse, N., Thiaw, S., Elawad, H.O.and Ehler, J.D. (2003). Development of cowpea cultivar and germplasm by Cowpea CRSP, Field Crop Research. 82: 103-134.
- Jogdhande, Srinivas, Vijay, S., Kale, P.K. and Nagre. (2017). Correlation and path analysis study in cowpea [Vigna unguiculata (L.) Walp.] genotypes. International Journal of Current Microbiology and Applied Sciences. 6: 3305-3313.
- Kumar, R. and Kumar, M. (2015). Estimation of genetic divergence in garden pea (Pisum sativum var. hortense L.) germplasm to facilitate the selection of potential parents for hybridization programme. Legume Research. 39: 709-712.
- Kumari, R.U., Usharani, K.S., Suguna, R. and Anadkumar, C.R. (2010). Relationship between the yield contributing characters in cowpea for grain purpose (Vigna unguiculata (L.) Walp.]. Electronic Journal of Plant Breeding. 1: 882-884.
- Kwaga, Y.M. (2014). Correlation coefficient between kernel yield of groundnut (Arachis hypogaea L.). American Journal of Research Communication. 2: 82-90.
- Mackie, W.W. and Smith, F.L. (1935).Evidence of field hybridization in beans. Journal American Society Agronomy. 27: 903-908.
- Madheshia, S.K. and Pandey, I.D. (2005). Studies on biodiversity in grain cowpea. Indian Journal of Plant Genetic Recourse. 18: 217-220.
- Mahalanobis, P.C. (1936). On the generalized distance in statistic. Proceedings of National Institute of Science, India. 2: 49-55.
- Manggoel, W., Uguru, M.I., Ndam, O.N. and Dasbak, M.A. (2012). Genetic variability, Correlation and path coefficient analysis of some yield component of ten cowpea [Vigna unguiculata (L.) Walp.]. Journal of Plant Breeding and Crop Science. 4: 80-86.
- Meena, B.L., Das, S.P., Kandpal, B.K. and Nagachan, S.V. (2017). Genetic estimates and character association studies in field pea (Pisum sativum L.). National Journal of Plant Improvement. 7: 169-174.
- Mishra, S.K. and Singh, D. (2007).Correlation and path coefficient analysis in cowpea [Vigna unguiculata (L.) Walp.]. Journal of Arid Legumes. 4: 127-129.
- Ng, N.Q. and Marechal, R. (1985) Cowpea taxonomy, origin and germplasm in Cowpea research, production and utilization. (Singh, S.R. and Rachie, K.O.) Wiley, New York, 11-21.
- Nwosu, D.J., Olatunbosun, B.D. and Adetiloye, I.S. (2013). Genetic variability, heritability and genetic advance in cowpea genotypes in two agro-ecological environments. Greener Journal of Biological Science. 3: 202-207.
- Prasad, K., Guarav, A., Preethi, P. and Neha, P. (2018a). Edible coating technology for extending market life of horticultural produce, Acta Scientific Agriculture. 2: 55-64.
- Prasad, K., Jacob, S. and Siddiqui, M.W. (2018b). Fruit Maturity, harvesting and quality standards. Preharvest modulation of postharvest fruit and vegetable quality. Elsevier publications. Academic Press. USA. 41-69.
- Salimath, P.M., Birander, S., Gowda, L. and Uma, M.S. (2007). Variability parameters in F2 and F3 populations of Cowpea involving determinate, semi-determinate and indeterminate. Karnataka Journal of Agricultural Sciences. 20: 255-256.
- Singh, B.B., Chambliss, O.L. and Shamar, B. (1997). Recent advances in cowpea breeding. IITAJIRCAS, Ibadan, Nigeria.
- Singh, O.V., Shekhawat, N., Singh, K. and Gowthami, R. (2018). Genetic divergence studies in cowpea [Vigna unguiculata (L.) Walp.]. germplasm using Mahalanobis D2 analysis. International Journal of Current Microbiology and Applied Science. 7: 2616-2624.
- Singh, S.C. and Srivastava, P. (2017). Field screening of green gram [Vigna radiate (L.) Wilczek]. Genotypes against spotted pod borer, Maruca vitrata (Fabricauas). Journal of Entomology and Zoology Studies. 5: 1161-1165.
- Vavilov, N.I. (1949). The origin, variation, immunity and breeding of cultivated plants. Chronica Botanica. 13: 1-54.
- Venkatesan, M., Prakash, M. and Ganesan, J. (2003). Correlation and path analysis in cowpea [Vigna unguiculata (L.) Walp.]. Legume Research. 26: 105-108.
- Venkatesan, M., Veeramani, N., Thangaveal, P. and Ganesan, J. (2004). Genetic divergence in cowpea [Vigna unguiculata (L.) Walp.]. Legume Research. 27: 223-225.
Submitted Date : 10-12-2019
Accepted Date : 15-04-2020
First Online: