نتایج جستجو برای: trifolium alexandrinum

تعداد نتایج: 2377  

ژورنال: :به نژادی نهال و بذر 0
محمد زمانیان m. zamanian maize and forage crops research department, seed and plant improvement institute-karaj, iranبخش تحقیقات ذرت و گیاهان علوفه ای، موسسه تحقیقات اصلاح و تهیه نهال و بذر

شبدر برسیم (trifolium alexandrinum l.) یکی از گیاهان علوفه ای خانواده لگومینوز است که عملکرد آن بستگی به اثر متقابل بین عوامل اقلیمی، ژنتیکی و زراعی دارد. به منظور تعیین نیاز حرارتی مراحل مختلف رشدی و عملکرد علوفه و بذر شبدر برسیم در چهار تاریخ کاشت، 25 اسفند، 15 فروردین، 5 اردیبهشت و 25 اردیبهشت، این پژوهش در قالب طرح بلوک های کامل تصادفی در منطقه کرج به مدت سه سال اجرا گردید. نتایج این پژوهش ...

Journal: :international journal of advanced biological and biomedical research 2014
shahrzad kabirinejad mahmoud kalbasi amir hoseein khoshgoftarmanesh mehran hoodaji majid afyuni

objective: returning crop residue to the soil exerts favorable effects on physical and chemical properties of soil. in fact, the plant residues can affect soil conditions such as ph and important role in soil fertility and cycling of elements in the soil may have. in addition to the role of the organic matter from decomposition of crop residue in increasing the concentration of micronutrients i...

Journal: :Methods in molecular biology 2006
Michael L Sullivan Kenneth H Quesenberry

Genetic modification of plants by the insertion of transgenes can be a powerful experimental approach to answer basic questions about gene product function. This technology can also be used to make improved crop varieties for use in the field. To apply this powerful tool to red clover, an important forage legume, a population of red clover with a high potential for regeneration in tissue cultur...

Journal: رستنیها 2004
M. ABBASI, M. MOUSSAVI

In the framework of study on rust fungi of Fabaceae and based on the study of herbarium and newly collected specimens, six Uromyces species are recognized on Medicago spp. and Trifolium spp. from Iran. Among these species, U. fallens is recorded as new member for the Iranian rust flora. U. striatus is recorded as main causal agent of rust on lucerne (Medicago sativa) in Iran. Moreover, U. trifo...

Amir Hosein Khoshgoftar Manesh Mahmod Kalbasi Majid Afyuni Mehran Hoodaji Shahrzad Kabirinejad,

Returning crop residues into the soil as a source of organic matter are an important source of copper and can play an important role in the soil fertility. In addition to the role of the organic matter in increasing the concentration of micronutrients in soil solution, attention should be also paid to the role of the kind and the quantity of the root’s exudates released in response to the incor...

Amir Hosein Khoshgoftar Manesh Mahmod Kalbasi Majid Afyuni Mehran Hoodaji Shahrzad Kabirinejad,

Returning crop residues into the soil as a source of organic matter are an important source of copper and can play an important role in the soil fertility. In addition to the role of the organic matter in increasing the concentration of micronutrients in soil solution, attention should be also paid to the role of the kind and the quantity of the root’s exudates released in response to the incor...

The aim of this study was to investigate the role of species of Trifolium genus on the composition, diversity, forage value and quantitative vegetation parameters and interaction between Trifolium species and invasive species Leucanthemum vulgare Lam. in Fandoghlou rangelands in Ardabil province. In determining the sampling locations, six sites by systematic random method and due to the distrib...

Journal: :Biochemical systematics and ecology 2000
Kakes Chardonnens

The cyanogenic polymorphism in Trifolium repens is caused by the variation in two genes, the interaction of which produces four distinct cyanotypes. Along the Atlantic coasts of Bretagne, T. repens is sometimes found in populations mixed with the related species Trifolium occidentale, although the latter species usually occurs only in a narrow fringe along the coast, whereas T. repens is a more...

2009

Brief Background: Red clover is a legume, which like soy contains "phytoestrogens" (plant-based compounds structurally similar to estradiol, capable of binding to estrogen receptors as an agonist or antagonist). Red clover was traditionally used to treat asthma, pertussis, cancer, and gout. In modern times, isoflavone extracts of red clover are most often used to treat menopausal symptoms, as a...

ارزانی, احمد ,

Knowledge of the effects of row spacings and seeding rates on dual-purpose forage and seed production of an annual legume crop is essential for its proper agronomical exploitation. In this study, the effects of various row spacings and seeding rates on dry matter and seed yield in berseem clover (Trifolium alexandrinum L.) were evaluated in two consecutive years. The experimental design was a s...

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