نتایج جستجو برای: fungus control diseases

تعداد نتایج: 2082636  

Journal: :Diseases of the chest 1969
A Simon A Pollak

ranulomatous diseases of the lung are known to have many etiologies, among which have been the association with numerous organic antigens, usually containing and presumably derived from a wide variety of animal or fungal substances. Their clinical, p&hologic, radiologic, and immunologic features have been the subiect of several recent reviews.'" The various proposed etiologies have been enumera...

2011
Heather D. Ishak Jessica L. Miller Ruchira Sen Scot E. Dowd Eli Meyer Ulrich G. Mueller

Fungus-growing ants employ several defenses against diseases, including disease-suppressing microbial biofilms on their integument and in fungal gardens. Here, we compare the phenology of microbiomes in natural nests of the temperate fungus-growing ant Trachymyrmex septentrionalis using culture-dependent isolations and culture-independent 16S-amplicon 454-sequencing. 454-sequencing revealed div...

صاحبانی , نوازاله , هادوی , نجمه السادات ,

This research was conducted to study the effect of nematode (Meloidogyne javanica) on severity of tomato Fusarium wilt (Fusarium oxysporum f.sp. lycopersici race 1) and changes in Phenylalanine ammonia lyase (PAL) activity in split-root assays to show the possibility of systemic induced susceptibility caused by nematode to the fungus by local nematode infection. The results showed that the acti...

2008
K. MENDGEN

A number of different fungal hyperparasites have been observed to grow in pustules of rust fungi. Examples of these are Verticillium (HASSEBRAUK 1936, KOTTHoFF 1937, GAMS 1971), Darluca fi/um (KRANz 1973), Monocillium nordinii (TSUNEDA and HIRATSUKA 1980), Alternaria and Cladosporium species (OMAR and HEATHER 1979). Verticillium lecanii may be the most interesting fungus for biological control ...

Journal: :Mathematical Modelling of Natural Phenomena 2021

Coffee leaf rust (CLR) is one of the main diseases that affect coffee plantations worldwide. It caused by fungus Hemileia vastatrix . Damages induce severe yield losses (up to 70%). Its control mainly relies on cultural practices and fungicides, latter having harmful ecological impact important cost. Our goal understand propagation this in order propose a biocontrol solution, based mycoparasite...

Journal: :BIO web of conferences 2023

In response to disease control in agriculture, the decision of President Republic Uzbekistan dated January 17, 2020 “On measures develop silkworm feed base cocoon industry” PQ No. 4567 deepening reforms implemented industry, creating favorable conditions for rapid development and diversification introducing cluster method production organization, forming orchards on basis family contracts, syst...

Journal: :Plant & cell physiology 2006
Hai-Yan Li Guo-Dong Yang Huai-Rui Shu Yu-Tao Yang Bao-Xing Ye Ikuo Nishida Cheng-Chao Zheng

Inoculation of the grapevine (Vitis amurensis Rupr.) with the arbuscular mycorrhizal (AM) fungus Glomus versiforme significantly increased resistance against the root-knot nematode (RKN) Meloidogyne incognita. Studies using relative quantitative reverse transcription-PCR (RQRT-PCR) analysis of grapevine root inoculation with the AM fungus revealed an up-regulation of VCH3 transcripts. This incr...

Journal: :Microbiological research 2006
A Silva M Bacci F C Pagnocca O C Bueno M J A Hebling

Leucoagaricus gongylophorus, the symbiotic fungus of the leaf-cutting ants, degrades starch, this degradation being supposed to occur in the plant material which leafcutters forage to the nests, generating most of the glucose which the ants utilize for food. In the present investigation, we show that laboratory cultures of L. gongylophorus produce extracellular alpha-amylase and maltase which d...

Journal: :حفاظت گیاهان 0
حدیث مصطفی نژاد نوازاله صاحبانی فاطمه ناصری نصب سارا سیاهپوش

.lead concentration has recently increased in country side fields and industrial regions. in the research, the effect of different concentrations of lead acetate on arthrobotrys oligospora growth, sporulation, trap formation and efficiency and also the activity of the extracellular protease of the fungus investigated. a. oligospora is one of the most important biocontrol agents of plant parasit...

Increasing public concerns about fungicide residues have prompted interests in biological control especially use of herb extracts derived from several medicinal plants as an alternative strategy for disease management. Recently tomato leaf spot disease caused by Alternaria alternata has become epidemic in almost areas of Iran. This study was conducted for the identification of the effect of ant...

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