نتایج جستجو برای: natural plants

تعداد نتایج: 661464  

ژورنال: سلامت کار ایران 2018

Background and aims: Today job stress is one of the most important problems of staffs that has physical and mental impact on them and also reduces their efficiency; therefore, it can affect organizations’ productivity and economy. Besides, regarding offices around the world and their improvements in 20th century comparing to offices in Iran, shows that we need to research and change Irani...

Journal: :Journal of environmental management 2002
Hyun-Kil Jo

Carbon dioxide is an important greenhouse gas and a major agent of climate change. This study quantified carbon (C) emissions from energy consumption and C storage and uptake by greenspace for three cities in middle Korea: Chuncheon, Kangleung, and Seoul. Carbon emissions were estimated using C emission coefficients for fossil fuels consumed. Carbon storage and uptake by woody plants were compu...

2006
Britt-Louise Lennefors

Lennefors, B-L. 2006. Molecular breeding for resistance to rhizomania in sugar beets. Doctor’s dissertation ISSN: 1652-6880, ISBN: 91-576-7255-5 Rhizomania is one of the most destructive sugar beet diseases. It is caused by Beet necrotic yellow vein virus (BNYVV) vectored by the soilborne protoctist Polymyxa betae Keskin. The studies in this thesis evaluated natural and transgenic resistances t...

2014
W. P. Armstrong

The old adage, "records are made to be broken," certainly applies to plants. Each year gardeners from throughout the world compete with their largest tomatoes and squash, largest potatoes and turnips, largest orchids, tallest sunflowers and dozens of other superlative categories. Authenticated records of their prized fruits, vegetables and blossoms appear in the latest editions of the Guinness ...

Atta-ur-Rahman M Iqbal Choudhary

Traditional Medicine is very culture based. Every ethnic group has had its traditional medicine based on its indigenous knowledge base. Most traditional medicine systems utilize herbs (plants) as the main source of their therapeutic substances, although minerals and animal products are also utilized. traditional knowledge has often played a role in the development of modern science. Greater eff...

2017
Ravindra M Samarth Meenakshi Samarth Yoshihisa Matsumoto

Aromatic plants are often used as natural medicines because of their remedial and inherent pharmacological properties. Looking into natural resources, particularly products of plant origin, has become an exciting area of research in drug discovery and development. Aromatic plants are mainly exploited for essential oil extraction for applications in industries, for example, in cosmetics, flavori...

Journal: :Molecules 2010
Ren-You Gan Lei Kuang Xiang-Rong Xu Yuan Zhang En-Qin Xia Feng-Lin Song Hua-Bin Li

In order to find new sources of natural antioxidants, the antioxidant capacities of 50 medicinal plants associated with treatment of rheumatic diseases were systemically evaluated using the ferric-reducing antioxidant power (FRAP) and Trolox equivalent antioxidant capacity (TEAC) assays, and their total phenolic contents were measured by the Folin-Ciocalteu method. Their antioxidant activities ...

2011
Duna Madu Mailafiya Bruno Pierre Le Ru Eunice Waitherero Kairu Stéphane Dupas Paul-André Calatayud

Plant infestation, stem borer density, parasitism, and parasitoid abundance were assessed during two years in two host plants, Zea mays (L.) (Cyperales: Poaceae) and Sorghum bicolor (L.) (Cyperales: Poaceae), in cultivated habitats. The four major host plants (Cyperus spp., Panicum spp., Pennisetum spp., and Sorghum spp.) found in natural habitats were also assessed, and both the cultivated and...

2013
Suruchi Singh Maryam Bincy Thomas Sharada Pal Singh

There is no plant in this Universe which is non-medicinal and which cannot be made of use for many purposes and by many modes. This definition rightly suggests that in principle all plants have a potential medicinal value. Medicinal plants have been considered as important therapeutic aid for alleviating ailment of humankind. Search for eternal health and longevity and to seek remedy to relieve...

2012
Aiming Zhou Ling Zeng Yongyue Lu Yijuan Xu Guangwen Liang

The importance of mutualism is receiving more attention in community ecology. In this study, the fire ant Solenopsis invicta was found to take advantage of the shelters constructed by the leaf roller Sylepta derogata to protect mealybugs (Phenacoccus solenopsis) against their natural enemies. This protective effect of fire ant tending on the survival of mealybugs in shelters was observed when e...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید