CHEMICAL COMPOSITION AND BIOLOGICAL ACTIVITIES OF FOUR CITRUS ESSENTIAL OILS

EFFECT OF TEMPERATURE, PHOTOPERIOD, BIOLOGICAL AND CHEMICAL FACTORS OF THREE HOST SPECIES ON THE PERFORMANCE OF THE EGG PARASITOID Trichogramma evanescens WEST.

نيماتودا تعقد الجذور spp. Meloidogyne المتطفلةعلى الخيار Cucumis sativus L. والبطيخ الأحمر Citrullus lanatus NAKAI. فى محافظة حماة،سورية

SUSCEPTIBILITY OF NINE GRAPE CULTIVARS TO THE ROOT-KNOT NEMATODE, Meloidogyne incognita AND RENIFORM NEMATODE, Rotylenchulus reniformis

INFLUECE OF HOST PLANT SPECIES (ROSE AND BROAD BEAN) ON SOME BIOLOGICAL APECTS OF Tropinota squalida Scop. (Coleoptera, Scarabaeidae)