EFFECT OF FOLIAR SPRAY OF SEAWEED EXTRACT ALGAREEN AND UREA ON VEGETATIVE GROWTH OF PISTACIA KHINJUK STOCKS TRANSPLANT

Abstract

This study was conducted in the lath house at Horticulture and Landscape Department , College of Agriculture and Forestry , University of Mosul , during 2011 season to study the effect of foliar spray of three concentration of Seaweed extract " Algareen" ( 0, 1 and 2 ml.L) and three concentrations of Urea ( 0, 0.25 and 0.50%) fertilizer on vegetative growth of Pistacia khinjuk transplant . All treatments applied Three times at 5/4, 20/4 and 5/5/2011. Results indicated that all the treatments led to improve vegetative growth of transplant as compared with control . The more effective treatments was the interaction treatment between 2 ml/L of Algareen+ 0.50%of Urea fertilizer which caused a significant increase in the mean of transplant hight , number of leaves per seedling , leaf area , fresh and dry weight of leaves as compared with the control. A significant increase recorded in both diameter of main stem and percentage of chlorophyll pigment by applied of 2ml.L of Algareen + 0.25% of Urea .Sometime foliar spray of 0.25% of Urea fertilizer gave hight increase in interned length characteristics.