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نمایش تعداد 1-10 از 1378
Distribution and diversity analysis of Bacillus thuringiensis cry genes in different soil types and geographical regions of India
Karyotype study on 15 populations of Eremostachys laciniata Bunge in Iran
A karyotypic study was performed on 15 populations of Eremostachys laciniata Bunge from Iran to qualify cytological variation for use in breeding programmes. Ten mitotic root tip cells at the metaphase stage were prepared ...
Analysis of Genetic Diversity and Structure of Baluchi Sheep by Microsatellite Markers
Allele diversity, genetic variability and population structure in two subpopulations of Baluchi sheep were estimated using seven microsatellite markers. A total of 503 individuals from two subpopulations were genotyped. Average number of alleles per...
A divers germplasm of Damask rose in Iran
of Damask rose (more than 7000 hectares) and potentially represents a rich gene pool of this species. To explore the potential diversity and relationships of this germplasm with some Damask rose cultivars and rose species, 41 Damask rose genotypes with 5...
Plant species richness and ecosystem multifunctionality in global drylands
Plant species richness and ecosystem multifunctionality in global drylands
Experiments suggest that biodiversity enhances the ability of ecosystems to maintain multiple functions, such as carbon storage, productivity, ...
Accordance of indigenous agriculture with plant diversity in agroecosystems
Agriculture is the greatest gainer of biodiversity. The effects of indigenous and modern agriculture on plant diversity were evaluated with survey of wheat fields in North Khorasan in 2009. The results showed that indigenous agriculture led...
Distribution, diversity and density of wolbachial infections in cladocerans and copepods from Thailand
Tannin impacts on microbial diversity and the functioning of alpine soils: a multidisciplinary approach
In alpine ecosystems, tannin-rich-litter decomposition occurs mainly under snow. With global change, variations in snowfall might affect soil temperature and microbial diversity with biogeochemical consequences on ecosystem processes. However...
Seasonal dynamics of microbial communities in two alpine soils: a molecular approach
Understanding the functioning of soils (i.e. carbon and nitrogen
pools) requires a description of the local microorganisms and
their metabolism. We characterized the soil microbial
communities and their ...
کاربرد نشانگرهای PCR در بررسی تنوع ژنتیکی جدایه هایFUSARIUM SOLANI مزارع و انبارهای سیب زمینی استانهای خراسان شمالی و رضوی
Lack of adequate information regarding genotypic diversity within populations of plant pathogenic fungi is one of the most critical factors limiting breeding programs. in this study the genetic diversity of 22 pathogenic isolates of Fusarium solani...