نتایج جستجو برای: acroptilon repens

تعداد نتایج: 1882  

ژورنال: :اکو فیزیولوژی گیاهان زراعی 0
وجیهه نریمانی محقق مرکز تحقیقات کشاورزی و منابع طبیعی آذربایجان شرقی مهدی مین باشی معینی عضو هیئت علمی بخش تحقیقات علف های هرز و انگل های گل دار زهرا پوری محقق مرکز تحقیقات کشاورزی و منابع طبیعی آذربایجان شرقی

نظر به تنوع زیاد علف­ های هرز در مزارع گندم دیم و آبی استان آذربایجان­ شرقی و با هدف اطلاع از وجود علف های هرز غالب خاص و تهیه نقشه پراکنش آنها، مزارع گندم استان بر اساس روشی یکسان مورد بررسی و آماربرداری قرار گرفتند. طی نه سال (1379 تا 1388 ) در نوزده شهرستان موجود استان با فلورهای نسبتاً متفاوت براساس سطح زیر کشت و مساحت مزارع حدود 231 مزرعه گندم آبی و دیم بررسی شدند. نتایج نشان داد که در مزار...

Journal: :The Southeast Asian journal of tropical medicine and public health 2009
M Rohela I Jamaiah T T Hui J W Mak I Ithoi A Amirah

Human dirofilariasis caused by Dirofilaria immitis and Dirofilaria repens have been reported in Malaysia. This is the fourth reported case of dirofilariasis caused by D. repens. The patient was a Chinese male from Kuching Sarawak, Malaysia who presented with a one day history of redness and itchiness over the temporal aspect of his left eye. A worm was seen and later removed from beneath the co...

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...

2015
James D Adams Eric J Lien

Saw palmetto, Serenoa repens (Arecaceae), is a traditional medicine of American Indians of the southeast. The berries are used as medicine and as food. The leaves are used to make thatching, baskets, fans, brushes, brooms, rope, fire kindling, fish traps and dolls [1]. European immigrants to the Florida area learned from American Indians to use the berries as medicine. S. repens is the third mo...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه محقق اردبیلی - دانشکده علوم کشاورزی 1393

اثرات آللوپاتیک غلظت¬های مختلف (0 (شاهد)، 5، 5/7، 10، 15 و 20 درصد) عصاره آبی تلخه بر ویژگی¬های جوانه¬زنی و رشدی گیاهان زراعی گندم و عدس و علف¬های هرز سیلن و بی تی راخ به صورت فاکتوریل در قالب طرح کاملا تصادفی در 4 تکرار در شرایط آزمایشگاه، گلخانه و مزرعه در سال 93-1392 مورد مطالعه قرار گرفت. نتایج تجزیه واریانس داده¬ها آزمایشگاهی نشان داد که درصد جوانه¬زنی، طول ساقه¬چه¬، طول ریشه¬چه و وزن کل گ...

Journal: :The Cochrane database of systematic reviews 2000
T Wilt A Ishani G Stark R MacDonald C Mulrow J Lau

OBJECTIVES This systematic review aimed to assess the effects of Serenoa repens in the treatment of Benign Prostatic Hyperplasia (BPH). SEARCH STRATEGY Trials were searched in computerized general and specialized databases (MEDLINE, EMBASE, Cochrane Library, Phytodok), by checking bibliographies, and by contacting manufacturers and researchers. SELECTION CRITERIA Trials were eligible if the...

Journal: :Journal of evolutionary biology 2005
M López-Villavicencio J Enjalbert M E Hood J A Shykoff C Raquin T Giraud

The study of how parasites adapt to new hosts is of great importance for understanding the emergence of new diseases. Here, we report a study of the anther smut disease on Gypsophila repens (Caryophyllaceae). In contrast to what is usually found on other host species, infected natural populations of G. repens are extremely rare. Moreover, symptoms of diseased plants are incomplete and highly va...

Journal: :IMA fungus 2015
Janneke Aylward Léanne L Dreyer Emma T Steenkamp Michael J Wingfield Francois Roets

Two polyphyletic genera of ophiostomatoid fungi are symbionts of Proteaceae in southern Africa. One of these, Knoxdaviesia, includes two closely related species, K. proteae and K. capensis, that have overlapping geographical distributions, but are not known to share Protea host species. Knoxdaviesia capensis appears to be a generalist that occupies numerous hosts, but has never been found in P....

2017
Björn Ringselle Erik Bertholtz Ewa Magnuski Lars Olav Brandsæter Kjell Mangerud Göran Bergkvist

Tillage controls perennial weeds, such as Elymus repens, partly because it fragments their underground storage organs. However, tillage is difficult to combine with a growing crop, which limits its application. The aim of this study was to evaluate how soil vertical cutting with minimum soil disturbance and mowing affect the growth and competitive ability of E. repens in a grass-clover crop. A ...

Journal: :Journal of nematology 2004
Chris F Mercer S Wajid Hussain Kenyon K Moore

The predominant root-knot nematode in New Zealand pastures is Meloidogyne trifoliophila, and a recurrent selection program in Trifolium repens has developed resistance to this species. No data are available, however, on the mechanisms of resistance in T. repens or resistant genotypes of T. semipilosum. The development of M. trifoliophila in roots of T. repens and T. semipilosum was examined wee...

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