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We therefore assessed the extent to which the association between social isolation and mortality is mediated by loneliness. We assessed social isolation in terms of contact with family and friends and participation in civic organizations in 6,500 men and women aged 52 and older who took part in the English Longitudinal Study of Ageing in 2004-2005.
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Jul 24, 2009· A major problem worldwide is the potential loss of fisheries, forests, and water resources. Understanding of the processes that lead to improvements in or deterioration of natural resources is limited, because scientific disciplines use different concepts and languages to describe and explain complex social-ecological systems (SESs). Without a common framework to organize findings,
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Dec 01, 2020· The Penn State College of Agricultural Sciences is in the hands-on business of producing the pioneering research, cutting-edge technology, and, most of all, leaders of tomorrow to tackle these challenges head on. Majors That Make a Difference. Explore Options. Tour Ag Hill. Schedule a Visit.
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Dec 13, 2011· Global food demand is increasing rapidly, as are the environmental impacts of agricultural expansion. Here, we project global demand for crop production in 2050 and evaluate the environmental impacts of alternative ways that this demand might be met. We find that per capita demand for crops, when measured as caloric or protein content of all crops combined, has been a similarly
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Links with this icon indicate that you are leaving the CDC website.. The Centers for Disease Control and Prevention (CDC) cannot attest to the accuracy of a non-federal website. Linking to a non-federal website does not constitute an endorsement by CDC or any of its employees of the sponsors or the information and products presented on the website.
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The Sci-Hub project supports Open Access movement in science. Research should be published in open access, i.e. be free to read. The Open Access is a new and advanced form of scientific communication, which is going to replace outdated subscription models.
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Topics covered includes: Agricultural Marketing, Basics of Supply and Demand, Elasticities and flexibilities, Equilibrium Displacement Models, Food Marketing Channel, Spatial Concepts in Agricultural Markets, Inter-regional Trade, International Trade, Agricultural Futures Markets. Farm science; a foundation textbook on agriculture.
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Dec 01, 2020· Moringa oliefera (Moringapterygosperma Gaertner) leaves popularly known as 'ewe igiiyanu' in Nigeria. The current study is to develop a moringa oleifera leaves pulverizer from locally sourced materials. The proposed machine works with the shearing mechanism. The main features of the machine are coverer, auger, shaft, hopper, sprout, frame, belt, pulley, bearings and electric motor.
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Journal of Agricultural Science, Cambridge 148, 639 – 656. Woodward, S. J. R. ( 2001 ). Validating a model that predicts daily growth and feed quality of New Zealand dairy pastures .
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Model 330D-2; Model 343A; Model 345F; Detachable Trailers. Model 325C; Model 326C; Model 327C; Model 329C; Model 825-AG; Model 835-AG; Model 845-AG; Model 835; Model 855; Model 860; Traveling Tail Trailers. Model 930E; Model 950E; Bottom Dump Trailers. Model 302C-B; Model 302D-B; Model 305D-B; Model 312D-B; Model 313D-B; Model 314D-B; Model
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Journal of Agricultural Science, Cambridge 148, 639 – 656. Woodward, S. J. R. ( 2001 ). Validating a model that predicts daily growth and feed quality of New Zealand dairy pastures .
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Environmental Research is a multi-disciplinary journal publishing high quality and novel information about anthropogenic issues of global relevance and applicability in a wide range of environmental disciplines, and demonstrating environmental application in the real-world context. Coverage includes, but is not limited to, the following research topics and areas:
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The Sci-Hub project supports Open Access movement in science. Research should be published in open access, i.e. be free to read. The Open Access is a new and advanced form of scientific communication, which is going to replace outdated subscription models. We stand against unfair gain that publishers collect by creating limits to knowledge
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Editor's Choice. The European Journal of Soil Science has a well-deserved reputation for high quality and rigorous reporting of soil science research. This selection shows the variety of papers from around world that are providing novel insights into the physics, chemistry and biology that underpin soil processes, and are directly applicable to decision-making in the real world.
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Feb 15, 2017· Classical energy-size reduction model is modified with the addition of the mass weighted hardness index of mixture. The modified model is t 10 = A (1-e-b · E CS / H w), which shows a good fitting agreement with experimental and supplemental data. 4.
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Nov 25, 2020· The Journal of Cryptology is a forum for original results in all areas of modern information security. Both cryptography and cryptanalysis are covered, including information theoretic and complexity theoretic perspectives as well as implementation, application, and standards issues.
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The analysis of crop cultivar breeding and evaluation trials: an overview of current mixed model approaches - Volume 143 Issue 6 - A. B. SMITH, B. R. CULLIS, R. THOMPSON
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Philosophical Transactions of the Royal Society B: Biological Sciences Vols. 352 to 375; 1997 to 2020; Vol. 375 2020
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The Annual Review of Biomedical Data Science provides comprehensive reviews in biomedical data science, focusing on advanced methods to store, retrieve, analyze, and organize biomedical data and knowledge. The scope of the journal encompasses informatics, computational, and statistical approaches to biomedical data, including the sub-fields of bioinformatics, computational biology, biomedical
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33 unique scenario combinations are now available for three contiguous regions in the Great Plains, with 11 land-use scenarios and 3 climate variations for each. Combined the projections cover over 1.7 million square kilometers and over 8 million individually modeled cropland parcels. Data are available for download through ScienceBase.
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