نتایج جستجو برای: livestock raising

تعداد نتایج: 50456  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه مازندران 1387

چکیده ندارد.

Journal: :Pakistan Journal of Agricultural Research 2023

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه زابل - دانشکده کشاورزی 1385

چکیده ندارد.

1997
A. C. Castillo

In the country, livestock is firmly integrated into the economic structure of farm and village life. Livestock raising is being recognized as a key element which contributes to rural income and to the efficient use of the available resources in the rural sector. The raising of farm animals is still on a small scale basis since it is intimately tied-in with farmers' activities and way of life. C...

Journal: :Epidemiology and infection 2013
M De Garine-Wichatitsky A Caron R Kock R Tschopp M Munyeme M Hofmeyr A Michel

Infection of wild animals by bovine tuberculosis (bTB) is raising concern worldwide. This article reviews the current epidemiological situation, risk of emergence and control options at the wildlife–livestock–human interface in sub-Saharan Africa. In livestock, bTB has been confirmed in the majority of countries from all parts of the continent. Wildlife infection is confirmed in seven countries...

Journal: :The Mississippi Valley Historical Review 1943

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: :Bulletin of the Pan American Health Organization 1974
A M Greehall

Vampire bats, which transmit paralytic rabies, pose a major obstacle to livestock raising in areas extending from Mexico to Argentina. More widespread use of available bat control measures could stop large-scale animal losses and should be continued. However, it is important that the innocuity and safety of recently developed anticoagulant techniques be amply demonstrated before the latter beco...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده علوم انسانی 1390

this study attempted to explore if teaching english collocations through two different modes of awareness-raising and input flooding has any possible differential effect on immediate retention as well as retention in a delayed assessment. it also compared the possible differential effect of teaching english collocations implicitly and explicitly on actively using the items in writing. m...

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