Sign inSubmit
Tips: “quotes” for a phrase · author:Lee · a DOI goes straight to its article

1,450 results for “Impact”
Set a search alert
Research ArticleOpen accessIn the abstractEffects of Grazing Sorghum Stubble on Soil Physical Properties and Subsequent Crop PerformanceB.J. Radford, D.F. Yule, M. Braunack, C. PlayfordTwo grazing trials were conducted on a Vertosol in central Queensland to assess the effects of stubble grazing by cattle on soil properties and subsequent crop performance. Two adjacent contour bays were selected for two treatments (grazed and ungrazed) in each trial. Both trials were conducted following a grain sorghum crop. In trial 1 (during 1996) the surface soil was … …American Journal of Agricultural and Biological Sciences, Vol. 3, Issue 4 · 31 Dec 2008 · 8,157 accessesView PDFCite
Research ArticleOpen accessIn the abstractPeople Participation, an Undeniable Necessity for Conserving Forest Areas of Arasbaran Region in IranSara Zare, Hossein Shabanali Fami, Manouchehr NamiranianThe issue of participation has recently become an interesting point for many national, regional and international institutions. Participation and collaboration of Iranians in the field of natural resources conservation has an old history. During a long period of time, vast areas of natural resources have been protected by the dwellers and indigenous users; we are witnessing deep land use changes … …American Journal of Agricultural and Biological Sciences, Vol. 3, Issue 4 · 31 Dec 2008 · 7,532 accessesView PDFCite
Research ArticleOpen accessIn the abstractEffect of Plant Density on Flowering Date, Yield and Quality Attribute of Bush Beans (Phaseolus Vulgaris L.) under Center Pivot Irrigation SystemSamih AbubakerThis research evaluates six different planting densities (10∗30, 20∗30, 30∗30, 40∗30, 50∗30, 60∗30) of bean (Phaseolus Vulgaris L.), Bronco variety and their impacts on yield, earliness and quality attributes using Randomized Complete Block Design (RCBD) under central pivot irrigation system in the southern part of Jordan during 2007 growing season. Although, the highest planting density (10∗30 cm) gave the highest … …American Journal of Agricultural and Biological Sciences, Vol. 3, Issue 4 · 31 Dec 2008 · 8,762 accessesView PDFCite
Research ArticleOpen accessIn the abstractPerceptions of Paddy Farmers towards Sustainable Agricultural Technologies: Case of Haraz Catchments Area in Mazandaran province of IranA. Bagheri, H. Shabanali Fami, A. Rezvanfar et al.Sustainable agriculture has defined and described in many ways. Despite the diversity in conceptualizing sustainable agriculture, there is a consensus on three basic dimensions of the concept, namely, ecological soundness economically viable and socially acceptable. The dimensions of ecological soundness refers to the preservation and improvement of the natural environment. Environmental issues emerge from the human use of natural resources. … …American Journal of Applied Sciences, Vol. 5, Issue 10 · 31 Oct 2008 · 7,807 accessesView PDFCite
Research ArticleOpen accessIn the abstractWeighting Spatial Information in GIS for Copper Mining ExplorationFarhad Hosseinali, Ali Asghar AlesheikhExploration of new mines is vitally important for human life. Geospatial Information Systems (GIS) can be effectively used in the gathering, weighting, analyzing and presenting spatial and attribute information to facilitate the mine exploration process. The success of mine exploration largely depends on: the identification of governing factors, the determination of their impacts and the selection of suitable models to … …American Journal of Applied Sciences, Vol. 5, Issue 9 · 30 Sep 2008 · 8,609 accessesView PDFCite
Research ArticleOpen accessIn the abstractReconsidering the Understanding of Technoscientific KnowledgeCharalambos Tsekeris, Ioannis KaterelosNowadays, science and technology have immediate and powerful social impacts. Therefore, their systematic study is not possible without attention to questions of citizenship and democracy. Building upon this critical discussion, the present paper seeks to provide a comprehensive overview of the changes in the lay and expert understanding of technoscientific knowledge. The presentation and analysis of these changes is mainly … …Journal of Social Sciences, Vol. 4, Issue 2 · 30 Jun 2008 · 7,818 accessesView PDFCite
Research ArticleOpen accessIn the abstractCocaine: A Catalyst for Human Immunodeficiency Virus-Associated DementiaNavneet K. Dhillon, Milind Gadgil, Andy Rahardja et al.Injection drug use has been recognized as a major risk factor for AIDS from the outset of the epidemic. Cocaine, one of the most widely abused drugs in the United States can both impair the functions of macrophages and CD4+ lymphocytes and also activate HIV-1 expression in these cells. Cocaine is a multifactorial agent that acts globally to impair the … …American Journal of Infectious Diseases, Vol. 4, Issue 2 · 30 Jun 2008 · 7,590 accessesView PDFCite
Research ArticleOpen accessIn the abstractGeo-Seismic Environmental Aspects Affecting Tailings Dams FailuresJuan M. Mayoral, Miguel P. RomoSeismic performance evaluations of tailings dams are essential for characterizing the geo-environmental risks posed by these earthen structures, which should include the geotechnical hazards implied by slope instability failure, free board loss and the potential release of contaminants. The observed damage is more important when liquefaction occurs on the dam body and foundation, which often leads to cracking, settlements, tilting … …American Journal of Environmental Sciences, Vol. 4, Issue 3 · 30 Jun 2008 · 7,088 accessesView PDFCite
Research ArticleOpen accessIn the abstractAltered Sulfur Amino Acid Metabolism In Immune Cells of Children Diagnosed With AutismJung H. Suh, William J. Walsh, Woody R. McGinnis et al.Autism Spectrum Disorder (ASD) is a behaviorally defined neurodevelopmental disorder whose etiology is poorly understood. Recent studies have shown that autistic children may be experiencing increased inflammation and oxidative stress. Altered immune regulation may be one contributing factor to inflammation and oxidative stress in autistic children. Sulfur amino acid (SAA) metabolism plays a critical role in regulating blood leukocyte functions … …American Journal of Biochemistry and Biotechnology, Vol. 4, Issue 2 · 30 Jun 2008 · 10,793 accessesView PDFCite
Research ArticleOpen accessIn the abstractAnalysis of Factors Influencing Rural People's Participation in National Action Plan for Sustainable Management of Land and Water Resources in Hable-Rud Basin, IranElham Faham, Seyed Mahmood Hosseini, Amir Keivan DarvishThe purpose of this study was to analyze factors influencing rural people's participation in National Action Plan for Sustainable Management of Land and Water Resources (NAP-SMLWR) in Hable-Rud Basin. This study is a case study of Arou village in northern Hable-Rud basin. The statistical population includes head of households who dwelling in Arou village and participate in this project. Available … …American Journal of Agricultural and Biological Sciences, Vol. 3, Issue 2 · 30 Jun 2008 · 8,250 accessesView PDFCite