Anonymous (2013). Bioversity International. The International Spinach Database. Centre for Genetic Resources. The Netherlands. Available at: http://documents.plant.wur.nl/cgn/pgr/spinach/ (accessed 30.01.2014).
Benedictos, P. (1999). Characterization and evaluation of spinach germplasm at the genebank. Publication no. 107.12.78335. Seed and Plant Improvement Institute (SPII). Karaj. Iran. 8 pp.
Dehghani, D., Omidi, H., Sabaghnia, N. (2008). Graphic analysis of trait relations of canola (Brassica napus L.) using biplot method. Agron. J., 100, 760–764.10.2134/agronj2007.0275
Eftekhari, S. A. A., Hasandokht, M. R., Fatahi-Moghadam, M. R., Kashi, A. A. K. (2010). Genetic diversity of some Iranian Spinach (Spinacia oleracea L.) landraces using morphological traits. Iranian J. Horticult. Sci., 41, 83–93.
Kawashima, L. M., Soares, L. M. V. (2003). Mineral profile of raw and cooked leafy vegetables consumed in Southern Brazil. J. Food Compos. Anal., 16 (5), 605–611.10.1016/S0889-1575(03)00057-7
Morelock, T. E., Correll, J. C. (2008). Spinach. In: Handbook of Plant Breeding. Prohens, J., Nuez, F. (eds.). Springer, New York, pp. 189–218.10.1007/978-0-387-30443-4_6
Sabaghnia, N. Dehghani, H., Alizadeh, B., Moghaddam, M. (2011). Yield analysis of rapeseed (Brassica napus L.) under water-stress conditions using GGE biplot methodology. J. Crop Improvement, 25, 26–45.10.1080/15427528.2011.521919
Yan, W., Rajcan, I. (2002). Biplot evaluation of test sites and trait relations of soybean in Ontario. Crop Sci., 42, 11–20.10.2135/cropsci2002.110011756248