نتایج جستجو برای: root knot nematodes

تعداد نتایج: 159877  

2000
T C Vrain

s of Papers PCR-based identification of root-knot nematodes

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 ...

ژورنال: علوم آب و خاک 2009
اخوان, علیرضا, اولیاء, مجید, شریف نبی, بهرام, عسکریان, هما, مهدیخانی مقدم, عصمت,

Root knot nematodes (Meloidogyne spp.) cause yield loss in all countries, of which, M. javanica, is the most widespread species in Iran. In order to identify M. javanica, 100 infected root and soil samples of root knot nematode were collected from different regions of Kerman province. After purification of populations and identification of M. javanica based on morphological and morphometerical ...

اخوان, علیرضا, اولیاء, مجید, شریف نبی, بهرام, عسکریان, هما, مهدیخانی مقدم, عصمت,

Root knot nematodes (Meloidogyne spp.) cause yield loss in all countries, of which, M. javanica, is the most widespread species in Iran. In order to identify M. javanica, 100 infected root and soil samples of root knot nematode were collected from different regions of Kerman province. After purification of populations and identification of M. javanica based on morphological and morphometerical ...

Journal: :Journal of nematology 1984
S P Huang

Root-knot nematodes, particularly Meloidogynejavanica (Treub.) Chitwood, 1949 and M. incognita (Kofoid and White) Chitwood, 1949, are among the most important pathogens of carrots (Daucus carota L.) in Brazil. They damage tap roots by galling, digitation, and constriction, resulting in lower market value (3). Even low soil densities of root-knot nematodes have been reported to reduce marketable...

2008
Richard F. Davis

The southern root-knot nematode, Meloidogyne incognita, is the most damaging pathogen of cotton in the USA. Host-plant resistance to root-knot nematodes is an effective means of reducing crop losses and reducing nematode population levels in a field. Resistance to plantparasitic nematodes refers to the suppressive effect of the plant on the nematode’s ability to reproduce; tolerance describes t...

Journal: :EDIS 2021

Florida leads the commercial production of caladiums, a popular ornamental. In Florida, root-knot, sting, and stubby root nematodes are found in caladium fields. Root-knot considered most important all pests caladiums that grown sand. This publication will help growers understand what plant-parasitic current nematode management strategies for industry.

Journal: :journal of ornamental plants 2015
m. nasr esfahani a.r. ahmadi k. shirazi

root-knot nematodes, meloidogyne spp., are one of the important plant parasitic nematodes of tomato in the world. the most suitable control method of plant parasitic nematodes is the use of resistance sources and tolerant cultivars. in the earlier studies, the results showed thatonly 2% (19 out of 537 varieties) were resistant and tolerant to the root knot nematodes. in the supplementary studie...

2008
Erwin H. A. Roze

Mining the secretome of root-knot nematodes for cell wall modifying proteins.

Journal: :Anais da Escola Superior de Agricultura Luiz de Queiroz 1975

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