نتایج جستجو برای: farm

تعداد نتایج: 37861  

Journal: :Econometrica : journal of the Econometric Society 2016
Daniel LaFave Duncan Thomas

The farm household model has played a central role in improving the understanding of small-scale agricultural households and non-farm enterprises. Under the assumptions that all current and future markets exist and that farmers treat all prices as given, the model simplifies households' simultaneous production and consumption decisions into a recursive form in which production can be treated as...

2017
Guillaume Martin Marie-Angélina Magne Magali San Cristobal

The need to adapt to decrease farm vulnerability to adverse contextual events has been extensively discussed on a theoretical basis. We developed an integrated and operational method to assess farm vulnerability to multiple and interacting contextual changes and explain how this vulnerability can best be reduced according to farm configurations and farmers' technical adaptations over time. Our ...

2009
Dale Mackrell Liisa von Hellens Sue Nielsen

This paper reports on an interpretive study which explores the influences of socio-cultural factors in the interplay between farm women and technology for farm management purposes on Australian family cotton farms. The study revealed growing support for the theory of individual differences of gender and IT in situations where women and men farm partners perform certain tasks for which they are ...

Journal: :Journal of agricultural safety and health 2010
J R Myers

Rollover protective structures (ROPS) are an effective engineering control known to prevent tractor overturn deaths, the leading cause of occupational fatalities for farmers and farm workers in the U.S. However, the use of ROPS is known to vary greatly from farm to farm. A national sample of 11,458 farm operators from the 2004 Occupational Injury Surveillance of Production Agriculture (OISPA) s...

2017
William Pickett Richard L Berg Barbara Marlenga

BACKGROUND Farm environments are especially hazardous for young people. While much is known about acute physical causes of traumatic farm injury, little is known about social factors that may underlie their aetiology. OBJECTIVES In a nationally representative sample of young Canadians aged 11-15 years, we described and compared farm and non-farm adolescents in terms of the qualities of their ...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد گرمسار - دانشکده دامپزشکی 1391

after test and review results and analysis of farm data, the following results were obtained. the review examined farms was done and the results obtained in this study was to determine the effectiveness of vaccines hatchpak avinew (frozen) and hatchpak ib h120 with spray in broilers a day in factories incubation and at least,they can be as vaccines avinew and bioral h120 ability to create saf...

2012
IMRE FERTŐ LAURE LATRUFFE Laure Latruffe Štefan Bojnec

The article investigates the investment and financial constraints for French, Hungarian and Slovenian farms using FADN panel data with different econometric estimation approaches. Farm gross investment is positively associated with real sales growth and cash flow implying the absence of soft budget constraint. Gross farm investment is positively associated with investment subsidies. Specific re...

2004
ALLEN VAN DEYNZE

ALLEN VAN DEYNZE, Biotechnology Specialist, Seed Biotechnology Center, University of California, Davis; DANIEL H. PUTNAM, University of California Cooperative Extension Alfalfa Specialist, University of California, Davis; STEVE ORLOFF, University of California Cooperative Extension Farm Advisor and County Director, Siskiyou County; TOM LANINI, Cooperative Extension Weed Specialist, University o...

2009
Gerald E. Higginbotham Carolyn L. Stull Nyles G. Peterson Anne V. Rodiek Barbara A. Reed Juan N. Guerrero

Gerald E. Higginbotham Farm Advisor, University of California Cooperative Extension, Fresno, CA Carolyn L. Stull Extension Specialist, University of California School of Veterinary Medicine, Davis Nyles G. Peterson Farm Advisor, University of California Cooperative Extension, Riverside, CA Anne V. Rodiek Professor, California State University, Fresno Barbara A. Reed Farm Advisor, University of ...

Journal: :Journal of dairy science 2007
L T Ghebremichael P E Cerosaletti T L Veith C A Rotz J M Hamlett W J Gburek

Structural best management practices were implemented throughout the Cannonsville Reservoir Watershed (CRW) in an effort to reduce P losses to the reservoir. Yet long-term water quality control efforts within CRW are hindered by continuous P build-up in the soils resulting from dairy farm P imports exceeding exports. Addressing the P imbalance problems and maintaining economic viability of the ...

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