نتایج جستجو برای: root knot disease

تعداد نتایج: 1626882  

Journal: :Journal of nematology 2010
Nancy Kokalis-Burelle Erin N Rosskopf Joseph P Albano John Holzinger

Cut flower producers currently have limited options for nematode control. Four field trials were conducted in 2006 and 2007 to evaluate Midas® (iodomethane:chloropicrin 50:50) for control of root-knot nematodes (Meloidogyne arenaria) on Celosia argentea var. cristata in a commercial floriculture production field in southeastern Florida. Midas (224 kg/ha) was compared to methyl bromide:chloropic...

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 nematology 1985
H B Jansson A Jeyaprakash B M Zuckerman

The endoparasitic nematophagous fungus Meria coniospora reduced root-knot nematode galling on tomatoes in greenhouse pot trials. The fungus was introduced to pots by addition of conidia at several inoculum levels directly to the soil or addition of nematodes infected with M. coniospora to the soil; both methods reduced root galling by root-knot nematodes. These studies represent a part of a rec...

Journal: :Journal of nematology 2014
Jose Luis Aguiar Oli Bachie Antoon Ploeg

To determine the presence and level of root-knot nematode (Meloidogyne spp.) infestation in Southern California bell pepper (Capsicum annuum) fields, soil and root samples were collected in April and May 2012 and analyzed for the presence of root-knot nematodes. The earlier samples were virtually free of root-knot nematodes, but the later samples all contained, sometimes very high numbers, of r...

2015
Torbjörn Bengtsson

5 Introduction 6 Introduction to root-knot nematodes (Meloidogyne) 6 The life cycle of Meloidogyne species 8 Integrated pest management and biological control 11 Nematophagous fungi 12 Pochonia chlamydosporia (syn. Verticillium chlamydosporium) 12 Materials and Methods 14 Results and Discussion 15 P. chlamydosporia as a control agent of root knot nematodes 15 Conclusions 21 References 23

Journal: :Homeopathy : the journal of the Faculty of Homeopathy 2006
S C Datta

Root-knot disease of mulberry is caused by the nematode Meloidogyne incognita. It has important economic implications for sericulture. The homeopathic medicines, Cina mother tincture (MT) and potentised Cina 200C, prepared from the flowering meristems of Artemisia nilagirica (Clarke) Pamp, were applied by foliar spray on mulberry (Morus alba L.) infected with M. incognita juveniles (J2). Pretre...

Journal: :International Journal of Plant and Soil Science 2022

Okra [Abelmoschus esculentus L., Moench] a native of South-Africa and commonly known as ‘Bhindi’ is an annual malvaceous vegetable crop, especially grown in tropical subtropical climates. It also called “perfect villager’s vegetable”. Root-knot nematodes are considered among the top five major plant pathogens first ten most important genera parasitic world. Amongst nematodes, root-knot nematode...

Journal: :کنترل بیولوژیک آفات و بیماری های گیاهی 0
مریم رمضانی مقدم دانشجوی کارشناسی ارشد، گروه گیاهپزشکی، دانشکده کشاورزی، دانشگاه فردوسی مشهد عصمت مهدیخانی مقدم دانشیار گروه گیاهپزشکی، دانشکده کشاورزی، دانشگاه فردوسی مشهد ساره بقائی راوری استادیار گروه گیاهپزشکی، دانشکده کشاورزی، دانشگاه فردوسی مشهد حمید روحانی استاد گروه گیاهپزشکی، دانشکده کشاورزی، دانشگاه فردوسی مشهد

in this research, bacillus strains efficiency were tested to control root knot nematode, meloidogyne javanica .one hundred and fifty strains were isolated from tomato rhizosphere. antagonistic activity of strains on m. javanica was checked in vitro assay. nematicidal ability of bacterial suspension of 1 × 108 cfu/ml was investigated on nematode egg and larvae with three replication using random...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید باهنر کرمان - دانشکده کشاورزی 1390

بیماری ریشه گرهی (root- knot nematode disease (به عنوان یکی از مهمترین بیماری های گوجه فرنگی محسوب شده و خسارت زیادی به این محصول وارد می سازد. مهمترین گونه های خسارت زا ی این جنس شامل meloidogyne arenaria , m. incognita , m. javanica و m. hapla می باشد. روش های متعددی برای کنترل این نماتود پیشنهاد شده و از آنجا که مبارزه شیمیایی با این نماتود در شرایطی از نظر اقتصادی مقرون به صرفه نیست و ممکن ...

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