نتایج جستجو برای: livestock number

تعداد نتایج: 1187908  

2013
Kaylie A. Peebles Robert B. Wielgus Benjamin T. Maletzke Mark E. Swanson

Remedial sport hunting of predators is often used to reduce predator populations and associated complaints and livestock depredations. We assessed the effects of remedial sport hunting on reducing cougar complaints and livestock depredations in Washington from 2005 to 2010 (6 years). The number of complaints, livestock depredations, cougars harvested, estimated cougar populations, human populat...

2014
Saul Chilongola Mpeshe Livingstone S. Luboobi Yaw Nkansah-Gyekye

A deterministic SEIR model of rift valley fever (RVF) with climate change parameters was considered to compute the basic reproduction number ℛ 0 and investigate the impact of temperature and precipitation on ℛ 0. To study the effect of model parameters to ℛ 0, sensitivity and elasticity analysis of ℛ 0 were performed. When temperature and precipitation effects are not considered, ℛ 0 is more se...

Journal: :علوم دامی ایران 0
مهدی خدایی مطلق استادیار، گروه علوم دامی دانشکدة کشاورزی و منابع طبیعی دانشگاه اراک ناصر زمانی میاندشتی استادیار، گروه علوم ترویج و آموزش کشاورزی دانشکدة کشاورزی دانشگاه شیراز امیرحسین خلت آبادی فراهانی استادیار، گروه علوم دامی دانشکده کشاورزی و منابع طبیعی دانشگاه اراک محمد یحیایی دانشجوی دکتری، گروه علوم دامی دانشگاه تهران

the increase of reproduction performance is one of the critical factors for improving economic achievement and sustaining small and middle scale livestock producing. for this to happen, participatory research and extension programs should be implemented with the help of livestock producers. in the present study, the knowledge and attitudes of target livestock producers of ewe estrous synchroniz...

Journal: :journal of rangeland science 2015
victor r squires elahe karami

the arid zone encompasses land that has an imbalance between precipitation and losses through evaporation. globally, arid zones comprise large part of many countries in the mid-latitudes in both the northern and the southern hemispheres. both australia and iran are countries with a large arid zone. this negative water balance in the arid zone affects the type of land use in these countries. at ...

The arid zone encompasses land that has an imbalance between precipitation and losses through evaporation. Globally, arid zones comprise large part of many countries in the mid-latitudes in both the Northern and the Southern hemispheres. Both Australia and Iran are countries with a large arid zone. This negative water balance in the arid zone affects the type of land use in these countries. At ...

Journal: :Bulletin of University of Agricultural Sciences and Veterinary Medicine Cluj-Napoca. Food Science and Technology 2015

2007
T. F. Randolph E. Schelling D. Grace C. F. Nicholson J. L. Leroy D. C. Cole M. W. Demment A. Omore J. Zinsstag M. Ruel

Livestock keeping is critical for many livestock development issues related to these linkages. of the poor in the developing world, often contributing These beliefs limit the scope of intervention programs to multiple livelihood objectives and offering pathways to promote livestock and limit their potential contribu­ out of poverty. Livestock keeping also affects an indistion to poverty reducti...

Journal: :Journal of animal science 2007
T F Randolph E Schelling D Grace C F Nicholson J L Leroy D C Cole M W Demment A Omore J Zinsstag M Ruel

Livestock keeping is critical for many of the poor in the developing world, often contributing to multiple livelihood objectives and offering pathways out of poverty. Livestock keeping also affects an indispensable asset of the poor, their human capital, through its impact on their own nutrition and health. This paper outlines the linkages between livestock keeping and the physical well-being o...

2018
Sarah E Dumas Lea Kassa Sera L Young Alexander J Travis

OBJECTIVE To investigate the association between livestock ownership and dietary diversity, animal-source food consumption, height-for-age z-score, and stunting among children living in wildlife "buffer zones" of Zambia's Luangwa Valley using a novel livestock typology approach. METHODS We conducted a cross-sectional study of 838 children aged 6-36 months. Households were categorized into typ...

2016

Ethiopia has the largest livestock inventories in Africa, including, about 53.99 million cattle, 25.5 million sheep, 24.06 million goats, 1.91 million horses, 6.75 million donkeys, 0.35 million mules, 0.92 million camels and about 50.38 million poultry are estimated to find in the country [1]. It performs multiple functions in the Ethiopian economy by providing food, input for crop production a...

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