نتایج جستجو برای: resistant vs susceptible populations of two spotted spider mites

تعداد نتایج: 21310168  

Journal: :International Journal of Plant and Soil Science 2022

Tetranychus urticae Koch, is known as a two-spotted spider mite and the most obtrusive polyphagous non-insect pest that causes havoc on horticultural crops. Cucumber cultivation threatened by variety of infestations, among which mites cause damage to crop. The efficiency six different chemical acaricides against T. in cucumber grown polyhouse was examined. results acaricide evaluation trial rev...

Journal: :Journal of the Acarological Society of Japan 1995

Journal: :دانش گیاه پزشکی ایران 0
حمید رضا صراف معیری استادیارا، دانشکده کشاورزی دانشگاه زنجان فاطمه پیرایش فر استادیار کارشناسی ارشد، دانشکده کشاورزی دانشگاه زنجان اورنگ کاوسی دانشجوی سابق کارشناسی ارشد، دانشکده کشاورزی دانشگاه زنجان

two-spotted spider mite (tetranychus urticae koch), is one of the most seriously important  polyphagous pests that causes considerable damage to agricultural crops. in recent years, due to problems associated with the use of synthetic pesticides, herbal essential oils have received due attention as natural plant pest control compounds. in the present study, repellency effect of herbal plant ess...

Journal: :BMC Genomics 2021

Abstract Background Varroa destructor mites, and the numerous viruses they vector to their honey bee hosts, are among most serious threats populations, causing mortality morbidity both individual colony, negative effects of which convey pollination services provided by bees worldwide. Here we use a combination targeted assays deep RNA sequencing determine host microbial changes in resistant sus...

پایان نامه :دانشگاه آزاد اسلامی واحد کرمانشاه - پژوهشکده زبان و گویش 1393

abstract the purpose of this study is twofold: on the one hand, it is intended to see what kind of noticing-the –gap activity (teacher generated vs. learner generated) is more efficient in teaching l2 grammar in classroom language learning. on the other hand, it is an attempt to determine which approach of the noticing-the-gap- activity is more effective in the long- term retention of grammar...

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