نتایج جستجو برای: 51 percent

تعداد نتایج: 169164  

2001
Bruce A. McCarl Brian C. Murray Uwe A. Schneider

We use a net present value framework to examine the impact of non-permanence on the economics of land-based biological carbon sequestration. Contingent on assumptions about discount rates, management, and carbon prices trajectories, and payment contract design, we find the adjusted value of carbon sequestration relative to permanently available emission offsets to be between 38 and 55 percent f...

Journal: :Science 1970
R J Wurtman Rose S Matthysse J Stephenson R Baldessarini

Forty-five minutes after intraperitoneal injection of a single dose (100 milligrams per kilogram) of L-dihydroxyphenylalanine, the concentration of S-adenosylmethionine in rat brain was lowered by 76 percent. As little as 10 milligrams of L-dihydroxyphenylalanine per kilogram decreased content of S-adenosylmethionine in the adrenal medulla by 51 percent, whereas 100 milligrams per kilogram did ...

Journal: :Transactions of the International Astronomical Union 1994

Journal: :Sitientibus 2022

A Revista Sitientibus é uma publicação da Universidade Estadual de Feira Santana, editada desde 1982, que objetiva a ampla divulgação ciência em suas variadas áreas. Este número voltado para estudos sobre Linguagem e Sociedade congrega trabalhos área Linguística – nos campos do Léxico, Sociolinguística Gramaticalização Literatura, todos voltados relação entre os usos língua contextos sociais oc...

2004
M. Ghasemi F. Asadi Amoli A. Gransar

The histopathologic diagnosis of orbital and ocular adnexal lymphoproliferative lesions is difficult, resulting contraversy in classification, determining benignity or malignancy of them and treatment modality selection. We designed the following study to evaluate clinical, histopathologic and if necessary immunochemical features of them in decreasing indeterminate cases. The study includes 51 ...

Journal: :The Yale Journal of Biology and Medicine 1987
H. C. Miller J. F. Jekel

Low birth weight (LBW) is associated with a large number and variety of risk conditions during pregnancy. The number and types of risk conditions per pregnancy were determined in 1,864 white and 872 black mothers delivered at the University of Kansas Medical Center between 1975 and 1978. The incidence of LBW infants increased steadily among white and black mothers as the number of risk factors ...

Journal: :Public health reports 1994
C M Callahan F P Rivara T D Koepsell

Community involvement in local firearms policy is advocated to be an important component of efforts to curtail violence. This report describes the first evaluation of one such effort, a gun buy-back program conducted in Seattle, WA, during the fall of 1992. The evaluation included (a) surveys of 500 participants and a description of the firearms exchanged; (b) monitoring police reports, trauma ...

2015
Jahangir Alom Mohammad Amirul Islam Md. Abdul Quddus

The nutritional status of under five children is a sensitive sign of a country's health status as well as economic condition. This study investigated differential impact of some demographic, socioeconomic, environmental and health related factors on nutritional status among under five children in Bangladesh whose fathers' occupation was agriculture. The study used Bangladesh Demographic and Hea...

Journal: :Proceedings of the International Astronomical Union 2010

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