تقييم حساسية أصناف من الشعير المزروعة في محطة الصفصاف-الجبل الأخضر للإصابة بالأمراض الفطرية

الملخص EN

The study conducted to evaluate the sensitivity of fifteen barley varieties to the infection by fungal diseases at Al-Safsaf station, Al-Jabel Al-Akhdar region, Libya.

During the growing season 2017-2018.

The plants were collected from the experimental plots during the heading and grain dough stages and transferred to plant disease laboratory in plant protection Department/ Agriculture faculty Omar Al-Mukhtar University Al-Bayda, Libya.

The results of the study showed that six fungal diseases were recorded on these varieties with different severity included leaf orange rust, yellow rust (stripe), stem rust, loose smut disease, powdery mildew and leaf scald.

The highest infection percentage in all the varieties with orange rust disease was between 63.86-100, whereas the infection severity by this disease on Trade Hamra variety was 68.3%.