Saifaddin Ali
Salahaddin University, Iraq
Title: Effect of nitrogen (mineral and organic) fertilizer and row spacing on growth, yield, yield components and quality characters of sunflower (Helianthus annuus L.)
Biography
Biography: Saifaddin Ali
Abstract
This study was conducted at “Girdarasha” research fields – College of Agriculture/University of Salahaddin-Erbil, during agriculture seasons of (2014 and 2015) in order to investigate effect of nitrogen (mineral and organic) fertilizer and row spacing on growth, yield, yield components and quality characters of sunflower (Helianthus annuus L). The experimental design was split plot design within a complete random block design (RCBD) with three replicates and Duncan test. Where the row spacing was (50 and 70 cm) considered as main plot, while sub plot were seven nitrogen fertilizer levels.