نتایج جستجو برای: six species including f solani
تعداد نتایج: 1960009 فیلتر نتایج به سال:
An endophytic fungus, Fusarium sp. was isolated from yew bark of eastern Himalaya. Ethyl acetate extract from its fermentation broth displayed considerable antimicrobial activity against three Gram-positive bacteria (Staphylococcus aureus, Bacillus subtilis and Staphylococcus epidermidis), three Gram-negative bacteria (Klebsiella pneumoniae, Escherichia coli and Shigella flexneri) and two patho...
In this study, twenty of the most common Fusarium species were molecularly characterized and inoculated on potato dextrose agar (PDA), rice and maize medium, where thirty three targeted mycotoxins, which might be the secondary metabolites of the identified fungal species, were detected by liquid chromatography-tandem mass spectrometry (LC-MS/MS). Statistical analysis was performed with principa...
PURPOSE Fungal ocular infections cause significant ocular morbidity, particularly when diagnosis and treatment are delayed. Accurate morphologic identification of Fusarium spp. beyond the genus is time-consuming and insensitive. It was the purpose of this study to examine the usefulness of the nuclear ribosomal RNA (rRNA) internal transcribed spacer regions (ITS1 and -2) to detect and different...
Experiments were established in field microplots to examine the association between Heterodera glycines and the blue form of Fusarium solani in sudden death syndrome of soybean (SDS). Foliar disease symptoms occurred on more plants per plot, appeared 3 to 7 days earlier, and were more severe on plants grown in plots infested with F. solani + H. glycines than on those inoculated with F. solani o...
به منظور شناسایی و بررسی گونههای فوزاریوم عامل پوسیدگی خشک سیب زمینی از غدههای انبار شده در استانهای اردبیل, تهران و همدان از آذر ماه 1380 تا فروردین 1381 نمونه برداری شد. غدههای با علایم بیماری به آزمایشگاه منتقل و از بافتهای آلوده پس از ضد عفونی, کشت به عمل آمد. جدایهها بر اساس مشخصات ریختشناسی شناسایی شدند. از 208 جدایه فوزاریوم بدست آمده گونههای Fusarium acuminatum، F. culmorum، F...
Eight commercial pea fields on Prince Edward Island were sampled in June and July over a 2-year period (1986-87) to determine soil population densities and the incidence of nematodes and fungi associated with root rot of peas. Root lesion nematodes (Pratylenchus spp.) were the dominant endoparasitic nematodes recovered from roots and soil. Low populations of the northern root-knot nematode (Mel...
BACKGROUND AND PURPOSE The Fusarium species are among the most important fungi in the medical, veterinary and agricultural fields. MATERIALS AND METHODS In the present study, 172 strains of these fungi have been analyzed. The high molecular weight DNAs were extracted from 23 reference strains as well as from 149 isolated Fusarium species. Using the designed nucleotide primers from rDNA of Fus...
A total of 34 species belonging to 21 genera of fungi were recorded on passion fruits of both pure and hybrid origin in Uganda, however, the pure type exhibited wider spectrum (28 species and 16 genera) than the hybrid type (21 & 15). Also, yeasts (unidentified and Rhodotorula mucilaginosa) were also encountered in high numbers. Moreover, the mean count of all mycobiota obtained from the pure t...
We used an in silico approach to survey and compare microsatellites in transcript sequences of four sequenced members of genus Fusarium. G + C content of transcripts was found to be positively correlated with the frequency of SSRs. Our analysis revealed that, in all the four transcript sequences studied, the occurrence, relative abundance and density of microsatellites varied and was not influe...
Rhizoctonia solani is a nectrotrophic fungal pathogen that causes billions of dollars of damage to agriculture worldwide and infects a broad host range including wheat, rice, potato and legumes. In this study we identify wheat genes that are differentially expressed in response to the R. solani isolate, AG8, using microarray technology. A significant number of wheat genes identified in this scr...
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