تأثير طريقة إضافة النتروجين و الحديد في بعض الصفات الفيزيائية و الإنتاجية لنخيل التمر L.Phoenix dactylifera صنف الخضراوي

الملخص EN

An experiment was conducted in a private field at Al–basrah province .

were selected in Abu AL–Khaseeb during the growing seasons of 2011 through ( 28 / 2–28 / 8 ) to study the effect of application method Nitrogen and Iron on some physical characters and productivity of date palms Phoenix dactylifera L.

CV.

Khadrawi, which applied at three concentrations from both Nitrogen and Iron with two application method ( soil and foliar ) Which applied the trees before and after flowering .

The results showed that the application method of soil caused a significant effect compared with the foliar application method in the most physical characters and Productivity.

The best treatments of the affected physical characters and productivity significantly was ( N con.

750 gm/ tree and Fe con.

200 ppm ) and treatment ( N con.

500 gm/tree and Fe con.400 ppm ) with application method of soil .

And the effected of other treatments was deferent in all characters in this study.