نتایج جستجو برای: mycorrhizal infection

تعداد نتایج: 463028  

Journal: :Pochvoznanie, Agrokhimiya i Ekologiya 2023

The influence of broomrape infection and microbial inoculants (Rhizo-Vam Basic®, Mycoplant® Funky Fungi®) on the mineral composition oriental tobacco was studied in a pot experiment. Eight treatments were tested, distributed following four groups: (1) control; (2) treatment with infection; (3) mycorrhizal (4) broomrape+mycorrhizal inoculants. Broomrape reduced dry weight leaves by 31.4% compare...

2016
Lubna S. Nawar

The most popular and important plant Lycopersicon esculentum Mill or Tomato was attacked by several fungal pathogens and several biocontrol agents can be used. Mycorrhizal fungi are mutuality associated with many plant rootswhile actinomycete isolates of the genus Streptomyces enhanced plant growth and decreased plant pathogen development. Thus, interaction between Mycorrhizae and Streptomyces ...

Journal: :Zeitschrift fur Naturforschung. C, Journal of biosciences 2005
Tünde Takács László Radimszky Tamás Németh

The aim of this work was to study the colonization of indigenous arbuscular mycorrhizal fungi (AMF) species in fine-roots of poplar clones. Roots of 7 poplar clones were sampled from a 1-year-old trial established at an industrial site strongly polluted with heavy metals at Balatonfuzfo, Hungary. The poplar clones have shown variable degrees of colonization by AMF, suggesting differential host ...

Journal: :Polish journal of microbiology 2007
Raiha Qadri A Mahmood Mohammad Athar

Ultra-structural studies were conducted on root nodules of Samanea saman (Jacq.) Merr. collected from trees growing under natural conditions. Nodules were distributed singly as well as in clusters on the main and lateral roots. Mature nodules were elongated, branched and coralloid. Root hair curling was found but infection threads could not be observed. Rhizobia entered through the epidermis an...

Journal: :کنترل بیولوژیک آفات و بیماری های گیاهی 0
هادی گلزاری دانشجوی سابق کارشناسی ارشد بیماری¬شناسی گیاهی محمد سالاری دانشیاران گروه گیاه¬پزشکی، دانشگاه زابل ابراهیم صداقتی خروی استادیار گروه گیاه¬پزشکی، دانشگاه ولی عصر (عج) رفسنجان فرهاد رجالی استادیار موسسه تحقیقات خاک و آب، تهران

greenhouse studies showed in the transplant of tomato that two weeks before infection with nematodes with two species of mycorrhizal g. mosseae and g. intraradices had been inoculated, were significantly offseted the reduction of growth that had been done by nematodes. it should be noted that the percentage of root colonization with two species 66.3% and 62.2% respectively and based on this stu...

Journal: :زیست شناسی خاک 0
علی اشرف سلطانی طولارود استادیار گروه علوم خاک دانشکده فناوری کشاورزی و منابع طبیعی دانشگاه محقق اردبیلی پیمان عباس زاده دهجی استادیار گروه علوم خاک دانشگاه ولیعصر رفسنجان فرهاد رجالی دانشیار پژوهش موسسه تحقیقات خاک و آب عبدالرضا اخگر استادیار گروه علوم خاک دانشگاه ولیعصر رفسنجان

in order to investigate the physical and chemical properties of some iranian soils under common bean cultivation, forty-one soil samples were collected from azna, zanjan, aligoudarz and khomein regions. root colonization percentage, spore number and infection potentional of arbuscular mycorrhizal fungi in soils were evaluated after sorghum cultivation. the results showed that the soils had a wi...

1997
E. H. DELUCIA R. M. CALLAWAY

To test the hypothesis that elevated atmospheric CO # and elevated temperature, simulating current and predicted future growing season conditions, act antagonistically on phosphorus acquisition of ponderosa pine, seedlings were grown in controlled-environment chambers in a two temperature (25}10 °C and 30}15 °C)¬two CO # (350 and 700 μl−") experimental design. Mycorrhizal seedlings were watered...

2015
Debabrata Das

Twenty medicinal plants were investigated for Vesicular-arbuscular mycorrhizal (VAM) association in a survey of the Pandam area of Darjeeling Himalaya, West Bengal. Vesicular-arbuscular mycorrhiza was found to be of universal occurrence in almost all plants located at different regions of the globe except a few one under varied eco-habitats. Great variations were found in the VAM infection perc...

2017
Dorothée Dreher Heena Yadav Sindy Zander Bettina Hause

Differences in the plant's response among ecotypes or accessions are often used to identify molecular markers for the respective process. In order to analyze genetic diversity of Medicago truncatula in respect to interaction with the arbuscular mycorrhizal (AM) fungus Rhizophagus irregularis, mycorrhizal colonization was evaluated in 32 lines of the nested core collection representing the genet...

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