نتایج جستجو برای: upgma
تعداد نتایج: 1892 فیلتر نتایج به سال:
Aims: The aim of the study was to determine genetic diversity twenty four Boro rice landraces using genome specific twelve well known SSR markers.
 Study Design: Genomic DNA extraction, PCR amplification, Polyacrylamide gel electrophoresis (PAGE) and data analysis-these steps were followed perform research work. Data analysed with help following software; POWERMAKER version 3.25, AlphaEase...
Brazil has one of the greatest diversities in native fruit trees, but many species, despite great environmental and economic potential for small farms, are little studied, such as cherry-of-the-rio-grande (Eugenia involucrata DC.). The hypothesis this research was that there is a high genetic diversity due to propagation by seeds, occurring genotypes produce better quality fruits which can be u...
Corylus mandshurica, also known as pilose hazelnut, is an economically and ecologically important species in China. In this study, ten polymorphic simple sequence repeat (SSR) markers were applied to evaluate the genetic diversity and population structure of 348 C. mandshurica individuals among 12 populations in China. The SSR markers expressed a relatively high level of genetic diversity (Na =...
Modeling potential disease spread in wildlife populations is important for predicting, responding to and recovering from a foreign animal disease incursion. To make spatial epidemic predictions, the target animal species of interest must first be represented in space. We conducted a series of simulation experiments to determine how estimates of the spatial distribution of white-tailed deer impa...
Macrolophus pygmaeus (Rambur) (Hemiptera: Miridae) is widely distributed throughout the Palaearctic region. The aim was to explain the current geographic distribution of the species by investigating its genetic population structure. Samples of M. pygmaeus were collected in 15 localities through its range of distribution. A sample from a commercial producer was also analyzed. A total of 367 M. p...
Amplified fragment length polymorphism (AFLP) markers allow a rapid assessment of the level of genetic variation that would be difficult to evaluate using a limited number of morphological markers. AFLP was used to assess the level of genetic variation among 16 different Phalaenopsis species and hybrids. Ten AFLP primer combinations were used for genetic analysis of these Phalaenopsis and 95% o...
onobrychis melanotricha boiss. گونهای علفی چندساله متعلق به تیره پروانهآسا است که انحصاری ایران بوده و دارای دو واریته میباشد. در این مطالعه، 14 رولوه در زیستگاههای مختلف این گونه در استان همدان براساس روش براون-بلانکه زده شد و گونه مورد مطالعه به همراه دادههای جامعهشناختی گیاهی مربوط به رولوهها برداشت گردید. نتایج نشان میدهند که هر واریته یکی از زیستگاههای اصلی کوهپایهای یا کوهستانی ...
Indigofera pseudotinctoria Mats is an agronomically and economically important perennial legume shrub with a high forage yield, protein content and strong adaptability, which is subject to natural habitat fragmentation and serious human disturbance. Until now, our knowledge of the genetic relationships and intraspecific genetic diversity for its wild collections is still poor, especially at sma...
BACKGROUND Earthworms are an ecosystem's engineers, contributing to a wide range of nutrient cycling and geochemical processes in the ecosystem. Their activities can increase rates of silicate mineral weathering. Their intestinal microbes usually are thought to be one of the key drivers of mineral degradation mediated by earthworms,but the diversities of the intestinal microorganisms which were...
A lexicostatistical classification is proposed for 20 languages and dialects of the Lezgian group of the North Caucasian family, based on meticulously compiled 110-item wordlists, published as part of the Global Lexicostatistical Database project. The lexical data have been subsequently analyzed with the aid of the principal phylogenetic methods, both distance-based and character-based: Starlin...
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