نتایج جستجو برای: podosphaera euphorbiae
تعداد نتایج: 504 فیلتر نتایج به سال:
ABSTRACT Triploid watermelon is highly appreciated by the most demanding markets, and due to its small size, it ideal for consumption families. With growth in areas cultivated with seedless worldwide, there a demand development of tetraploid germplasm obtain triploid hybrids better agronomic performance. This study performed two tests induce polyploidy powdery mildew–resistant line developed Em...
Linseed, one of the oldest cultivated crops, is again gaining in importance, mainly due to its nutritional benefi ts and biomedical applications. Th erefore, it is expected that herbivores will also exist in greater abundance. Among them the fl ea beetle, Aphthona euphorbiae Schrank and Longitarsus parvulus Paykull are considered to be serious pests of fl ax grown for fi bre and seeds in Europe...
Novel species of microfungi described in the present study include the following from South Africa: Camarosporium aloes, Phaeococcomyces aloes and Phoma aloes from Aloe, C. psoraleae, Diaporthe psoraleae and D. psoraleae-pinnatae from Psoralea, Colletotrichum euphorbiae from Euphorbia, Coniothyrium prosopidis and Peyronellaea prosopidis from Prosopis, Diaporthe cassines from Cassine, D. diospyr...
سلولهای خونی شاخص مهم ایمنی حشرات در برابر بیمارگرها و پارازیتوئیدها می باشند. با شناخت دقیق سلولهای خونی و واکنش آنها در برابر عوامل بیگانه ای که به همولنف وارد می شوند، بهتر می توان جنبه های دفاع سلولی حشره را بررسی کرد. در این تحقیق، سلولهای خونی مراحل مختلف لاروی، شفیره و بالغ شب پره Hyles euphorbiae با استفاده از میکروسکوپ نوری مورد مطالعه قرار گرفت. پنج نوع هموسیت در لاروها، شفیره و بالغ ...
Powdery mildew was observed on 20 genotypes of Vigna unguiculata subsp. sesquipedalis (yardlong beans) and 33 V. radiata (mungbean) in Los Baños, Laguna, Philippines. collected then subjected to molecular characterization identify the species associated with disease. Based combined microscopic observations identification, causing powdery yardlong bean mungbean Podosphaera xanthii (Castagne) U. ...
Abstract Powdery mildew, caused by Podosphaera xanthii , is a devastating disease that can wipe out cucumber crop in optimal weather conditions. Disease control management depends mainly on fungicides to inhibit the pathogen. However, they have fatal side effects most organisms. This study evaluated use of natural products as safe alternatives for controlling powdery mildew. The effectiveness a...
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