نتایج جستجو برای: knot nematodes

تعداد نتایج: 24145  

Journal: : 2022

The purpose of the research is to study effect Farmayod on nematodes different trophic groups, including rootknot nematode larvae, in vitro and vivo . Materials methods object were larvae root-knot Meloidogyne incognita obtained from roots infected plants Vladimir Region. three concentrations was carried out laboratory, using biotest method pumpkin plants. liquid viability groups studied Result...

Root-knot nematodes cause physiological and anatomical disorders in plants. The present study contains the results of an investigation of the effect of Meloidogyne incognita race2 on the growth of roots and aerial organs of tomato under greenhouse conditions. The experiment in a completely randomized design split split plot on two susceptible (Falat Y) and tolerante (Gina VF) tomatoes variety w...

2012
Gerrit Karssen Jinling Liao Zhuo Kan Evelyn YJ van Heese Loes JMF den Nijs

Holo- and paratypes of the root-knot nematodes Meloidogyne mayaguensis Rammah & Hirschmann, 1988 and Meloidogyne enterolobii Yang & Eisenback, 1983 were morphometrically and morphologically compared. All observed female, male and second-stage juvenile morphometrical and morphological characters are identical for the two studied species. Additionally, contradictions between the original species ...

Journal: :Journal of nematology 1981
A M Finley

Pathogenesis of M. chitwoodi associated with potato (Solanum tuberosura cv. Russet Burbank) followed a pattern characteristic of root-knot nematodes. Giant ceils developed in the phloem tissues of roots, stolons, and tubers and appeared to arise by hypertrophy and karyokinesis rather than cellular fusion. Gall formation was a function of parasite density and developed by hypertrophy of cortical...

Journal: :Indian Journal of Agricultural Sciences 2022

Root-knot nematode is one of the significant plant-parasitic nematodes in cucumber (Cucumis sativus L.). Considering its destructive potential, studies were carried out on effect organic amendments and their integration with chemicals upon root-knot pots (2016–17) infested field (2017–18), at research farm Punjab Agricultural University, Ludhiana, Punjab. Among amendments, mustard cake treatmen...

Journal: :Journal of nematology 2001
F Zhang D P Schmitt

Nematode occurrence at specific locations throughout a water catchment-irrigation system was determined. Soil samples were collected from five water source locations on the slopes of Olomana Mountain and Maunawili Valley and from about 40 plant species on 18 farms (56 ha of 480 ha irrigated by the reservoir). Water was sampled from the catchment reservoir at 0.3 m, 9 m, and 18 m (bottom). A far...

Journal: :Indian journal of agricultural research 2023

Root-knot nematode is one of the major pest vegetable crops that produces root galls in infected roots, seriously reducing farmer’s produce. According to statistics, phyto-parasitic nematodes affect 12.3% world’s each year, resulting yield losses. Most common species root-knot have been reported be vulnerable cucumber and they can reduce productivity by up 60% protected commercial farming. Till...

Journal: :Bulletin of the National Research Centre 2021

Abstract Background Eggplant is of great renown in Egypt and worldwide as it favorable high value vegetable crop. Yet, many plant-parasitic nematodes (PPNs) can penetrate the roots this plant feed on it, causing heavy losses its yield. Meloidogyne spp. (root-knot nematodes, RKNs) Rotylenchulus reniformis rank among these parasites Egypt. Main body abstract This review compiles PPN ecology, biol...

Journal: :Sustainability 2023

In South Asian countries, the lucrative production of peaches has been seriously threatened by an assortment biotic stresses especially nematodes. This situation compromises achievement sustainable development goals (SDGs) related to food security and zero hunger. Recently under changing climate, root-knot nematodes genus Meloidogyne have emerged as most damaging phytopathogenic nematodes, whil...

Journal: :Nematology 2023

Summary Selected strains of Pasteuria species from the endospore-forming Gram-positive bacteria group have potential to be developed into control agents for plant-parasitic nematodes. If is deployed successfully as a agent, endospores bacterium initially adhere cuticle infective juvenile. Studies isolated root-knot nematodes suggested that collagen-like fibres on endospore surface interact with...

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