نتایج جستجو برای: russian knapweed acroptilon repens l
تعداد نتایج: 662187 فیلتر نتایج به سال:
The south of the Non-Chernozem Region is north-ern boundary sugar beet production in Russian Fed-eration. An important factor restraining growth crop productivity high weed infestation crops. To devel-op an effective system protection against weeds, it necessary to study their species composition order determine most occurring and noxious species. available data geobotanical surveys since 1930s...
نظر به تنوع زیاد علف های هرز در مزارع گندم دیم و آبی استان آذربایجان شرقی و با هدف اطلاع از وجود علف‌های 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...
Coexposure to heavy metals occurs in many occupational settings, such as automobile refining shops, pigment, and batteries production. Heavy metals around automobile refining shops were tested for their ability to induce synergistic cytogenetic effects in Trifolium repens L. by using the chromosomal aberrasions (CAs), micronucleus (MN) and comet assay. A significant increase in micronucleus (MN...
The Russian nickel refineries located in the cities of Nikel and Zapolyarny close to the Norwegian border are responsible for extensive sulfur dioxide and nickel pollution, as well as severe ecological damage in both countries. The aim of our study was to investigate human nickel exposure in the populations living on both sides of the Norwegian-Russian border. The design was a cross-sectional p...
A number of studies have suggested a link between hybridization and invasion. In this study, we experimentally test the potential for hybridization to influence invasion through a greenhouse common garden study. Diffuse knapweed (DK) (Centaurea diffusa Lam.) was introduced to North America with admixture from spotted knapweed (SK) (Centaurea stoebe subsp. stoebe L.). Comparisons between North A...
The ethno-biological concept about the use of herbal extract for parturition, lactation and sometimes for abortion is reported since ancient ages. Among such medicinal herbs, Jussiaea repens (L), commonly known as ‘Keshardam’ in Bengal, is a water cripping primerose, found in wet lands of Bengal and in other countries of the world also, has reported to have many medicinal uses in different fiel...
BACKGROUND Great biodiversity is a highlight of Brazilian flora. In contrast, the therapeutic potentialities of most species used in folk medicine remain unknown. Several of these species are commonly used to treat cancer. In this study, we investigated the cytotoxic activity of 18 plants from 16 families that are found in the northeast region of Brazil. METHODS The following species were stu...
M. Barczyc, D. Burckhart-Chromek, M. Caprini, J. Da Silva Conceicao, M. Dobson, J. Flammer, R. Jones, A. Kazarov, S. Kolos, D. Liko, L. Mapelli, and I.Soloviev CERN, Geneva, Switzerland R. Hart NIKHEF, Amsterdam, Netherlands A. Amorim, D. Klose, J. Lima, L. Lucio, and L. Pedro CFNUL/FCUL, Universidade de Lisboa, Portugal H. Wolters UCP Figueira da Foz, Portugal E. Badescu NIPNE, Bucharest, Roma...
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