تاثير معاملة الطعوم بمنظمات النمو والرش بالمحلول المغذي في نمو شتلات البرتقال

Abstract

Abstract :- The experiment was conducted in Al-Hindya horticultural station Kerbela during 2008 to 2009 growth season to find out the effect of local orange scion treatment with 100 mg l NAA and 75 mgl BA and (100 mgl NAA +75 mg l BA ) and control ,and the influence of foliar nutrient solution (Marvel ) in the growth of local orange budded seedling .sour orange was used as rootstock by using RCBD design with three replicates . Budding was carried out on 2592008 wherease , spraying of foliar nutrient solution (Marvel ) started on 2042009 for three sprays . The results are summarized as follow :-1- The treatment (100 mgl NAA + 75 mg l BA ) showed significant increased in most studied characters . 2- A reduction in leaf content of N,P,K and Fe by BA and BA+NAA treatments . 3- The foliar spray with the nutrient solution resulted in significant increase of the means of all studied the vegetative and roots characters and the leaf content of N,P,K, and Fe compared with the control treatment .