Plants were grown from April 5th to August 10th 2012 and at maturity all plants from a plot area of 5 m2 were harvested and factors including root and shoot dry weight, and grain yield were measured.
Grains, straw and soil samples were analyzed for the total content of N, P, K, Zn, and Fe using the standard laboratory methods (Miransari et al. 2009a, b).
All data were subjected to ANOVA analysis, and means were compared by the Duncan test at P