نتایج جستجو برای: dairy farmers

تعداد نتایج: 77504  

Journal: :International Journal of Current Microbiology and Applied Sciences 2018

2004
Gang Chen Matthew C. Roberts

Dairy farms confront unique risks from weather conditions. Hot and humid weather induces heat stress, which reduces both the quantity and quality of dairy production. Traditional heat abatement technologies control the environment through ventilation, misting or evaporative cooling. Adoption of abatement equipment, however, is hindered by its high initial cost and possibly long payback period, ...

Journal: :Asian Journal of Agricultural Extension, Economics and Sociology 2022

Objectives: To study the socio economic condition of dairy and non-dairy farmers in rural-urban interface Bangalore.
 Methodology: The was conducted rural area surrounding Bangalore urban India. Data 240 samples, 120 samples were drawn from different layers South North transects during 2016-17. Thus, total sample size 360. By using descriptive statistical analysis done.Study rural–urban Be...

2016
P. M. Fricke P. D. Carvalho J. O. Giordano

Hormonal synchroniza on protocols have been incorporated widely into reproduc ve management programs by dairy farmers (Caraviello et al., 2006; Norman et al., 2009). The ini al impact of TAI protocols on 21-day pregnancy rates in U.S. dairy herds has been to increase the AI service rate (Norman et al., 2009); however, a deeper understanding of the physiology underlying the Ovsynch protocol has ...

Journal: :international journal of agricultural management and development 2013
lounis semara charefeddine mouffok toufik madani

this study was an attempt to devise productive orientations of cattle herds in eastern high plains of algeria. in this regard, 165 farms randomly identified were investigated. the selection of breeders was based to existence of cattle on the farm, and the farmer proposed to investigation must have at least two cows. the approach taken was to identify all systems adopted by farmers in a region t...

Journal: :Occupational and environmental medicine 1996
D Choudat G Dambrine B Delemotte F Coudert

OBJECTIVES To compare the prevalence of antibodies against Marek's disease herpes virus (MDV) and against avian leukosis viruses type C (ALV) in groups of workers exposed to poultry and in unexposed groups. METHODS Antibodies directed against avian viral proteins were detected by enzyme linked immunosorbent assay in 549 subjects. Exposure to chickens was high in two subgroups: farmers on inte...

Journal: :Thorax 1994
J C Dalphin J C Polio D Pernet M F Maheu B Toson A Dubiez E Monnet J J Laplante A Depierre

BACKGROUND A previous study showed there to be fewer microorganisms (especially thermophilic actinomycetes) on farms with artificial barn drying of fodder than on those using traditional storage methods. A cross sectional study was performed to see whether barn drying provides protection against respiratory problems in dairy farmers. METHODS The respiratory symptoms and function of a group of...

K.D. Naidoo, N.H. Xulu, S. Jamal-Ally,

Background: Milk is one of the most nutritious foods providing a variety of proteins, fats, minerals, and vitamins needed to maintain, grow, and develop the body. The aim of this study was to assess microbial and chemical adulterants of raw cow milk collected from dairy farms of Hlabisa villages, KwaZulu-Natal Province, South Africa. Methods: A total of 68 raw cow milk samples were obtained fr...

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