نتایج جستجو برای: spp trichoderma

تعداد نتایج: 56241  

2011
G. H. GOLDMAN C. H. PELLIZZON M. MARINS J. O. MCINERNEY M. H. S. GOLDMAN

Fungi in the genus Trichoderma have been used for the production of lytic enzymes and to control a wide range of plant pathogenic fungi. In the last years, much progress has been made in elucidating the molecular biology of Trichoderma spp. The objective of this chapter is to provide a summary of data concerning size and organization of the genome and gene structure in Trichoderma spp., mainly ...

2018
Teresa A. Coutinho

spp. is a major pathogenic microbe for tomato, which Background: Ralstonia invades the roots of diverse plant hosts and colonizes xylem vessels causing wilt, especially in tropical, subtropical and warm-temperate regions. Ralstonia spp. produces several virulence factors helping it to invade the plant’s natural defense mechanism. Native isolates of Trichoderma spp., Pseudomonas and can be used ...

2016
Esther Waithira Kamau George M. Kariuki John Maingi

Trichoderma asperellum has been fronted as a biocontrol agent of root-knot nematodes on tomato and French beans in Kenya. Research on the effect of T. asperellum on growth of Rhizobium species is lacking yet the two interact within the rhizosphere particularly when T. asperellum is applied as a biocontrol agent. Legume roots and Rhizobium species have symbiotic relationship resulting in biologi...

2011
Charles Ogugua Nwuche James Chukwuma Ogbonna

In this study, twelve fungal lipase producing strains belonging to Aspergillus, Penicillium, Trichoderma and Mucor genera were isolated from palm oil mill effluent composts. The Aspergillus spp. were more frequent (42%) and was present in all the samples assayed. Mucor sp. was the least encountered (8.3%).The lipase producing profile showed that Trichoderma (8.07-8.24 u/mL) and Aspergillus (6.2...

2017
Seokyoon Jang Yeongseon Jang Chul-Whan Kim Hanbyul Lee Joo-Hyun Hong Young Mok Heo Young Min Lee Dong Wan Lee Hyang Burm Lee Jae-Jin Kim

Despite the huge worldwide diversity of Trichoderma (Hypocreaceae, Ascomycota), only about 22 species have been reported in Korea. Thus, between 2013 and 2015, soil-derived Trichoderma spp. were isolated to reveal the diversity of Korean Trichoderma. Phylogenetic analysis of translation elongation factor 1 alpha gene was used for identification. Among the soil-derived Trichoderma, Trichoderma a...

2017
Javier Ribera Siegfried Fink Maria Del Carmen Bas Francis W M R Schwarze

The production of new generation of wood preservatives (without addition of a co-biocide) in combination with an exchange of wood poles on identical sites with high fungal inoculum, has resulted in an increase of premature failures of wood utility poles in the last decades. Wood destroying basidiomycetes inhabiting sites where poles have been installed, have developed resistance against wood pr...

2013
Temesgen Belayneh Mulaw Irina S. Druzhinina Christian P. Kubicek

One of the biggest threats to coffee growers in East Africa are emerging vascular wilt diseases (tracheomycosis) caused by Fusarium spp. Many Trichoderma species are known to be natural antagonists of these pathogens and are widely used in biological control of fungal plant diseases. More recently, several Trichoderma spp., which exhibited high antifungal activity have been isolated as endophyt...

2017
Boregowda Nandini Puttaswamy Hariprasad Harohalli Nanjegowda Shankara Harischandra Sripathy Prakash Nagaraja Geetha

Several proteins and peptides of microbial origin are reported for their elicitor properties, which play a vital role in the development of local and systemic resistances in plants. In this study, the efficacy of total crude proteins (TCP) extracted from six different Trichoderma spp. (T. asperellum, T. harzianum, T. atroviride, T. virens, T. longibrachiatum, and T. brevicompactum) was evaluate...

This experiment was performed to investigate the effect of some Trichoderma spp. isolates as growth promoters of cucumber (Cucumis sativus L.) seedlings under greenhouse conditions. Inoculai of 19 Thrichoderma spp. isolates were prepared from disinfected wheat grain. The upper half of the soil in pots (containing field soil and sand) was mixed with these inoculai at 3% ratio and the pots were i...

2017
N. Srinivasa Deeba Kamil Chandu Singh Avinash Singode Deeksha Gupta

Trichoderma spp. Is one of the widespread saprophytic fungi in rhizosphere, which have received considerable attention as potential bio-control agents against most of plant pathogens as well as high utility towards medical and industrial sciences. The advent of molecular era could be judiciously utilized for investigations in fungal taxonomy prompted research in the mid-nineties to re-assess th...

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