نتایج جستجو برای: nematode management

تعداد نتایج: 866902  

Journal: :چغندرقند 0
منصوره باکویی دانشجوی دکتری گروه بیماری شناسی گیاهی، دانشکده کشاورزی، دانشگاه تربیت مدرس، تهران سید باقر محمودی دانشیار مؤسسه تحقیقات چغندرقند ابراهیم پورجم استاد گروه بیماری شناسی گیاهی، دانشکده کشاورزی، دانشگاه تربیت مدرس ناصر صفایی دانشیار گروه بیماری شناسی گیاهی، دانشکده کشاورزی، دانشگاه تربیت مدرس،

sugar beet (beta vulgaris) is one of the hosts for different root-knot nematode species. in this study, firstly the effect of different inoculum levels including 250+250, 500, 500+250, 750, 500+500 and 1000 second stage juveniles of meloidogyne javanica were evaluated on a susceptible variety named jolgeh. the results showed that all inoculum levels were suitable for infection on sugar beet pla...

Journal: :Journal of nematology 2003
Katsumi Togashi Yoh Arakawa

Four experiments were conducted using nematode-infested and nematode-free adults of the cerambycid beetle, Monochamus alternatus, to determine horizontal transmission pathways of Bursaphelenchus xylophilus. When nematode-infested beetles of one sex and nematode-free beetles of the opposite sex were paired in containers for 48 or 72 hours, the number of nematodes carried by nematode-free beetles...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اصفهان - دانشکده علوم تربیتی و روانشناسی 1388

چکیده هدف اصلی این پژوهش شناسایی الزامات نظام مدیریت کیفیت فراگیر در حوزه پژوهشی دانشگاه اصفهان بود. سوالهای پژوهش با توجه به مولفه های مدیریت کیفیت (تعهد مدیران، بهبود مستمر فرایندها ، مشتری محوری ، منابع انسانی ، مدیریت اطلاعات ، زیرساختهای کیفیت ، استفاده از نتایج ، انعطاف پذیری، مشارکت در فعالیتهای پژوهشی، ایجاد فرهنگ کیفیت و تناسب ساختارهای سازمانی) که بر اساس مطالعه استانداردهای بین المل...

Journal: :iranian journal of veterinary research 2008
a. r. movassaghi g. r. razmi

members of the genus gongylonema  are nematodes that commonly infect ruminants, particularly sheep and goats. an 11-year-old donkey mare was referred to the veterinary teaching hospital, school of veterinary medicine, ferdowsi university of mashhad, mashhad, northeastern iran, with a history of acute colitis. at post-mortem examination, there were several white to pink zigzag tracks in the muco...

M. H. Razi Jalali, R. Peyghan Y. Mazaheri

In a parasitic study on five Sharks (Carcharhinus macloti) caught from the Iranian coasts of Persian Gulf, two of five sharks appeared to have nematode in their intestine. Using light microscopy, the nematode was identified as Acanthocheilus rotundatus. A. rotundatus  is characterised by 3.3-4.5 cm in length, semithick cuticle, small lips, semicircular and tri-lobed pseudolabia (not offset from...

Abbasi Domshahri M. and Ghaderi R. 2019. Causal agents of citrus trees decline in Fars province . Plant Pathology Science 8(1):15-23. DOI: 10.2982/PPS.8.1.15.  During recent years, citrus trees decline has becoming one of the most important factors of limiting the area of citrus orchards in the south of Iran including Fars province. Different biotic and abiotic agents were attributed to citr...

2008

The two most economically important plant-parasitic nematodes infesting cotton (Gossypium hirsutum) in the United States are the root-knot (Meloidogyne incognita) and the reniform (Rotylenchulus reniformis) nematode. The common means of managing these pests is use of in-furrow or seed-treatment nematicides, or by rotation with non-host crops or resistant cultivars of crops grown in rotation. Un...

Journal: :بیماریهای گیاهی 0
ابوالفضل یحیوی آزاد مسئول مکاتبه علی سراجی نویسنده

the root lesion nematode tea,pratylenchus loosi, is currently the most important damage-causing factor of tea in iran and all over the world. this nematode is considered as the most damage-causing factor of tea in many tea-producing countries including sri lanka, china, india, japan and bngladesh. in recent years, it’s also considered as a key disease and damage-causing of tea that cause to sev...

Journal: :journal of medicinal plants and by-products 0

the influence of different initial inoculum densities of the root-knot nematode meloidogyne javanica on the growth of sage (salvia officinalis), root-knot development and nematode multiplication was investigated 90 days after inoculation under greenhouse conditions. with the increase in the nematode initial inoculum densities, shoot fresh/dry weight, shoot/root length and root fresh/dry weight ...

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