نتایج جستجو برای: livestock systems

تعداد نتایج: 1202376  

Journal: :international journal of agricultural management and development 2015
marzieh panahzadeh parikhani fatemeh razzaghi borkhani hossein shabanali fami naser motiee abotaleb hosseinpoor

the main purpose of this study was to investigate the major barriers to application of good agricultural practices (gaps) technologies in sustainability of livestock by ranchers of meshkinshahr. a sample of 120 farmers was selected by using proportional random sampling method. data were collected by means of a questionnaire. validity of questionnaire was determined through agricultural jihad ex...

2004
P. EDWARDS

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This study was on the analysis of livestock waste management practices among rural farmers in Abia State, Nigeria. A multi-stage sampling procedure was employed to select the 60 respondents for the study. Primary data used the study were collected using well-structured questionnaire. Descriptive statistical tools such as frequency counts, percentages, means, and multinomial logit regression wer...

2003
R. L. Kruska R. S. Reid P. K. Thornton N. Henninger P. M. Kristjanson

Questions as to whether public investment in international agricultural research is a ‘Good Thing’ or not may best be addressed using two arguments: (1) justifications based on whether or not past investments have yielded substantial benefits to societies and the resource-poor; and (2) that future investments need to be made as effectively and efficiently as possible, which means they must be t...

Journal: :Animal : an international journal of animal bioscience 2015
E G Kebebe S J Oosting A Haileslassie A J Duncan I J M de Boer

Livestock production is a major consumer of fresh water, and the influence of livestock production on global fresh water resources is increasing because of the growing demand for livestock products. Increasing water use efficiency of livestock production, therefore, can contribute to the overall water use efficiency of agriculture. Previous studies have reported significant variation in livesto...

2013
A. J. DUNCAN

Mixed crop-livestock systems provide livelihoods for a billion people and produce half the world’s cereal and around a third of its beef and milk. Market orientation and strong and growing demand for food provide powerful incentives for sustainable intensification of both crop and livestock enterprises in smallholders’ mixed systems in Africa. Better exploitation of the mutually reinforcing nat...

Journal: :Animal : an international journal of animal bioscience 2013
J Ryschawy N Choisis J P Choisis A Gibon

Mixed crop-livestock systems, combining livestock and cash crops at farm level, are considered to be suitable for sustainable intensification of agriculture. Ensuring the survival of mixed crop-livestock systems is a challenge for European agriculture: the number of European mixed crop-livestock farms has been decreasing since 1970. Analysis of farming system dynamics may elucidate past changes...

2002
TIMOTHY O. WILLIAMS SALVADOR FERNÁNDEZ-RIVERA

Mixed farming systems involving varying degrees of crop–livestock integration are found in many parts of Sub-Saharan Africa. Increasing population combined with climatic, economic, social, and institutional changes are transforming systems for producing crops and livestock—from systems based on extensive, shifting cultivation and grazing to ones that are more intensively managed and are based o...

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