EFFECT OF SPRAY WITH HIGHER PHOSPHORUS FERTILIZER ON ROOT AND LEAVES OF DATE PALM Phoenix dactylifera L. HILLAWI CULTIVAR

Abstract

This study was conducted in one of date palm orchard inthe shutt Al-Arab Basrah province during season 2007 tostudy the effect of spray the date palm offshoots cv. Hillawileaves with higher phosphorus fertilizer by differentconcentrations (10%, 20% and 30%) in roots and leavesgrowth. The results showed the treatment with 30%superiority significantly on other treatments in roots andleaves number which the roots number was (8rootoffshoot) and leaves number was (6.33leafoffshoot)while the least number of roots appear andcontrol treatment with significant difference of 20% and30% treatments and without significant difference of 10%treatment which the number of roots in control treatmentwas (2 rootoffshoot)also the least number of leavesappear in control treatment with significantly difference ofall other treatments which the number of leaves in thistreatment was (2 leafoffshoot)while the treatments 10%and 20% doesn't difference significantly between them.