نتایج جستجو برای: pvyntn
تعداد نتایج: 25 فیلتر نتایج به سال:
The cell wall provides the structure of the plant, and also acts as a barier against biotic stress. The vein necrosis strain of Potato virus Y (PVYNTN) induces necrotic disease symptoms that affect both plant growth and yield. Virus infection triggers a number of inducible basal defense responses, including defense proteins, especially those involved in cell wall metabolism. This study investig...
Potato tuber necrotic ringspot disease (PTNRD) is a tuber deformity associated with infection by the tuber necrotic strain of Potato virus Y (PVYNTN). PTNRD negatively impacts tuber quality and marketability, and poses a serious threat to seed and commercial potato production worldwide. PVYNTN symptoms differ in the cultivars Waneta and Pike: Waneta expresses severe PTNRD and foliar mosaic with...
abstract the pvyntn strain induces potato tuber necrotic ringspot disease ptnrd . pvyntn strain is sub group of tobacco necrosis veinal pvyn strain . pvyntn strain is a recombinant between pvyn and pvyo strains . symptoms are often totally symptomless or undetectable by visual inspections at harvest , usually are apparent during post harvest in storage conditions and induce to decrease quality ...
Potato production is one of the most important agricultural sectors, and it is challenged by various detrimental factors, including virus infections. To control losses in potato production, knowledge about the virus-plant interactions is crucial. Here, we investigated the molecular processes in potato plants as a result of Potato virus Y (PVY) infection, the most economically important potato v...
Potato Virus Y (PVY) is a member of the Potyviridae family – the largest plant virus family. PVY infects Solanaceae – agriculturally important species such as tobacco, potato, pepper, tomato This pathogen causes decrease in yield and quality. PVY isolates have been divided into three main strains: PVYN, PVYO and PVYC, according to the symptoms induced on tobacco and potato. PVYN isolates can be...
به منظور بررسی و شناسایی همزمان چهار ویروس مهم سیب زمینی طی تابستان 1386تعداد 435 نمونه از غده های 32 مزرعه سیب زمینی واقع در شهرستانهای استان خراسان رضوی به صورت تصادفی جمع آوری شد. سپس جوانه های هرغده با آزمونdas- elisa مورد بررسی قرار گرفتند و مشخص گردید 76 نمونه به pvy، 47 نمونه به plrv، 44 نمونه به pva و 13 نمونه آلوده به pvx بودند. نتایج نشان داد که آلودگی همزمان فقط در25نمونه وجود داشت ک...
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