نتایج جستجو برای: crop sector

تعداد نتایج: 184772  

2010
Channing Arndt Kenneth Strzepek Finn Tarp James Thurlow Charles Fant Len Wright

Mozambique, like many African countries, is already highly susceptible to climate variability and extreme weather events. Climate change threatens to heighten this vulnerability. In order to evaluate potential impacts and adaptation options for Mozambique, we develop an integrated modelling framework that translates atmospheric changes from general circulation model projections into biophysical...

2005
Brian D. Wardlow Stephen L. Egbert

Improved and up-to-date land use/land cover (LULC) datasets are needed for intensively cropped regions such as the U.S. Central Great Plains, in order to support a variety of science and policy applications focused on understanding the role and response of the agricultural sector to environmental change issues. The Moderate Resolution Imaging Spectroradiometer (MODIS) holds considerable promise...

2003
Krishna Kumar

Natural rubber (NR), regarded as nature's most versatile raw material is obtained from the latex of Hevea brasiliensis, a tree, native to the tropical rain forests of Amazon and introduced on a commercial scale to the Far East during the last century. In India, organised cultivation of rubber started in 1902 on an estate scale by European planters. This crop however came out of the bounds of th...

2002
Kenneth Baum Wayne Purcell

Dynamic, recursive simulation models for the publications and the Virginia Crop Reporting national livestock-feed sector have been deService. signed by agricultural economists for the specific purpose of making long-run projections and evaluating alternative agriculture policies (ReyVIRGINIA BEEF SECTOR nolds et al.; Yanagida and Conway). While these models are useful for describing the workCon...

Journal: :Food and nutrition bulletin 2007
Corinna Hawkes

BACKGROUND Diet-related chronic diseases are now a serious global public health problem. Public health groups are calling for the agricultural sector to play a greater role in tackling the threat. OBJECTIVE To identify potential points of policy intervention in the agricultural sector that could be leveraged to promote healthy diets and tackle obesity and diet-related chronic diseases. METH...

2012
Daniel J. Hayes David P. Turner Graham Stinson David Mcguire Yaxing Wei A. David Mcguire Tristram O. West Linda S. Heath Bernardus Dejong Brian G. Mcconkey Richard A. Birdsey Werner A. Kurz Andrew R. Jacobson Deborah N. Huntzinger Yude Pan Robert B. Cook

We develop an approach for estimating net ecosystem exchange (NEE) using inventory-based information over North America (NA) for a recent 7-year period (ca. 2000–2006). The approach notably retains information on the spatial distribution of NEE, or the vertical exchange between land and atmosphere of all non-fossil fuel sources and sinks of CO2, while accounting for lateral transfers of forest ...

2013
K. Singha A. Chakravorty

Growing need of agricultural production has been greatly felt with the growth of population, not only for the sake of food security but also for providing employment. Crop diversification within the sector has also been noticed to a great extent. Of which, the growth of production of maize has registered at the highest with CAGR at 8.5 per cent in the last three decades. Using one way Least Squ...

2011
Hung-Hao Chang Ashok K. Mishra Michael Livingston

Off-farm work is a growing reality in the US agricultural sector as a whole. Another staple program in the US agriculture is the use of crop insurance. This paper assesses hitherto unaddressed issues of fuel consumption and hence pollution generated by farm households associated with off-farm work and crop insurance. We applied a quantile regression method on a unique national farm-level survey...

2014
Moonmoon Hiloidhari D C Baruah

Biomass based energy generation is one of the major focus areas of renewable energy programs in India. The strength of India’s biomass resources mostly lies in the agricultural sector. A large quantity of crop residue biomass is generated in India. However, crop residue biomasses are distributed resources with variation in spatio-temporal availability and its characteristics. Competing uses of ...

2016
Elvis Dartey Okoffo Elisha Kwaku Denkyirah Derick Taylor Adu Benedicta Yayra Fosu-Mensah

Agriculture is an important sector in Ghana's economy, however, with high risk due to natural factors like climate change, pests and diseases and bush fires among others. Farmers in the Brong-Ahafo region of Ghana which is known as one of the major cocoa producing regions, face these risks which sometimes results in crop failure. The need for farmers to therefore insure their farms against crop...

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