تأثير IBA و IAA في تجذير فسائل نخيل التمر Phoenix dactylifera L. صنف الحلاوي

الملخص EN

This present study was under taken in date palm research center district which belong to the general company for horticulture determine the effect of indole butyric acid and indole acetic acid with a different concentration on root initiation in date palm Hillawi cultivar, the offshoots was dipped for two period in solution of plant growth regulators, the first period was ten minutes and the second period was fifteen minutes, the main results of this study were: It was found that treatment with IBA at 1000 ppm for 15 minutes led to high average of root number and root length in comparison with the other tested concentration, the average of root number was 4.99 and 6.84 roots per offshoot after six and nine months from date of culture, while the results showed that treatment with IBA at a concentration of 1000 ppm for 15 minutes led to higher average length roots of 15.97 and 19.73 cm after six and nine months from the date of culture.