EFFECT OF SOURCE AND TIMING OF NITROGEN FERTILIZER ADDITION ON GROWTH AND YIELD OF SUDAN GRASS (Sorghum sudanense L.)

Abstract

three replications, and the results are summarized as follows: All growth, yield, and qualitative traits of the treatments to which DAP fertilizer was added were superior to those to which urea fertilizer was added in the two study locations. The first fractionation of the DAP fertilizer gave a higher Value for all growth traits, yield, and qualitative traits at the two study locations. College of Agriculture and Forestry, University of Mosul.