تأثير الرش بالمحلول المغذي(Agro leaf) في نمو نبات الطماطة Lycopersicom esculentum L

Abstract

This study was conducted during growth season of 2009 – 2010. The aim of the experiment to study the effect of spraying nutrient solution (Agro leaf) on greenhouse-grown tomato plants Lycopersicom esculentum L. The experiment included 9 treatments and three concentrations of the nutrient solution (Agro leaf) (0,25,30)ppm.The nutrient solution treatments were 20 days interval.The concentration 30ppm show high rate of vegetative growth characteristics included were applied three times on the vegetative growth of tomato plants, The first spray was applied when plants had 4-6 true leaves,The other two applications plant height,number of leaves and branches,leaf area,shoot fresh and dry weight (907gr,120gr,7bud/plant,201.3333cm2) The high results at the treatment of 30ppm as compared with plant without any addition of Agro leaf(control ) which gave the least results in all characteristics in this study (418gr,73gr,5bud/plant,157.3333cm2).