نتایج جستجو برای: morphological traits.
تعداد نتایج: 218772 فیلتر نتایج به سال:
to evaluate the effect of ascorbate and gibberellin on some morphological traits and relative water content of medicinal plant fenugreek in different levels of salinity, an experiment was carried out in shahr- e - rey branch of islamic azad university in october 2012. the experiment was arranged as factorial experiment in the basis of completely randomized design with four replications. the exp...
abstract salinity stress is among the major barriers to plant production in many parts of the world, especially in arid and semi-arid areas. jasmonates are one of the newest plant growth regulators that reduce the damages caused by environmental stresses. in this study, the effects of salinity and methyl jasmonate on some morphological traits of chamomile including root and shoot lengths, fresh...
seedless barberry (berberis vulgaris l. var. asperma) is one of the few crops that is only cultivated in eastern parts of iran. as a new crop there has not been any study to identify phylogenetic relationships of this plant with other related species existing in iran. in this study, amplification fragment length polymorphism (aflp) markers based on four selected primer combinations (ecori/tru1i...
The genus Crataegus L. has a wide distribution in Iran. Induviduals of Crataegus meyeri Pojark. show morphological variations in different regions. In this research, the effects of climatic variations on morphological traits of C. meyeri were studied. Seventy five specimens collected from nine provinces of Iran were measured in two sets of quantitative and qualitative traits. Statistical analys...
the species of dioscorea (yam) are regarded as a staple food crop for millions of people in the tropical and subtropical regions of the world. it is regarded as an important food crop next to cereals and grains due to high yield storage of carbohydrates. economically, only few species are recognized for cultivation from agricultural point of view, in spite of its large species diversity. the sp...
Gambusia holbrooki Girard, 1859 is considered as one of the non-native and invasive species in the inland waters of Iran. This species occurs in most inland basins and aquatic bodies of Iran and has even been found in brackish waters. Extensive adaptations of this species to its different habitats caused numerous changes in its biological characteristics and morphological traits. The present st...
genetic diversity of 22 morphotypes of diploid wheat (t. urartu) was investigated using morphological traits and rapd markers. morphological characterizations were carried out based on 17 traits and statistical parameters of dispersion and diversity of agronomic traits were calculated. statistical analysis showed significant differences for all characters among morphotypes. dendrograms were gen...
Making a morphological pre-selection of Pura Raza Español horses (PRE) for dressage is a challenging task within its current breeding program. The aim of our research was to design an early genetic selection morphological linear traits index to improve dressage performance, using 26 morphological linear traits and six dressage traits (walk, trot, canter, submission, general impression - partial...
in order to study the effects of different salinity levels on turnip (brassica rapa l.), an investigation was conducted at yasouj university, iran, in 2010. the effects of four salinity levels including 1.92, 9.87, 19.6 and 21.94 ds m-1 (20:1 ratio of nacl: cacl2 in hoagland solution) on germination, vegetative and maturity stages of turnip (baherghan landrace) were investigated. the results re...
the objective of this research was to discriminate four local breeds of goat in central java-indonesia using multivariate analysis. data from eight morphological traits of four goat breeds, namely kejobong goat (jg), etawa grade goat (egg), kacang goat (kg) and jawarandu goat (rg) originated from purbalingga, purworejo, grobogan and pemalang regencies, respectively, were used. one hundred and s...
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