نتایج جستجو برای: dairy animals

تعداد نتایج: 255097  

Journal: :Agrarnaâ èkonomika 2022

Presents the results of a comprehensive study production test feed additive “Antiket” with introduction ferrocin in diet dairy cows during summer-pasture keeping animals. The its radiological, zootechnical and economic efficiency are presented.

Journal: :annals of military and health science research 0
سید جواد حسینی شکوه sj. hosseini shokouh مهتاب نوری فرد m. noorifard (*corresponding author) , aja university of medical sciences, dept. of infectious disease, tehran, iranایران، تهران، دانشگاه علوم پزشکی آجا، دانشکده پزشکی، گروه بیماری های عفونی و گرمسیری (*نویسنده مسوول) افشین منیری a. moniri موسی احمدی m. ahmadi

introduction: the most common symptom of brucellosis is osteoarticular manifestation. urogenital manifestation, hepatitis, cns and respiratory system involvement and endocarditis are also reported. mild leukopenia with lymphocytosis, anemia, thrombocytopenia and seldom pancytopenia is seen. case presentation: a 22-year-old man with fever and chills, abdominal pain and diarrhea came to the hospi...

Journal: : 2022

The article presents the results of use activated zeolite "ZEOL" in feeding calves dairy and post-dairy period. It has been shown that addition to calves' diets at a dose 0.5 g / kg live weight does not adversely affect physiological state, metabolism body health young animals general. In experimental group, an increase (by 5.6%), reduction feed costs per 5.3%), high economic efficiency by 1 ru...

Journal: :Journal of dairy science 2016
H Hansson C J Lagerkvist

In this study, we sought to identify empirically the types of use and non-use values that motivate dairy farmers in their work relating to animal welfare of dairy cows. We also sought to identify how they prioritize between these use and non-use values. Use values are derived from productivity considerations; non-use values are derived from the wellbeing of the animals, independent of the prese...

2015
Gaël Beaunée Elisabeta Vergu Pauline Ezanno

Mycobacterium avium subsp. paratuberculosis (Map) causes Johne's disease, with large economic consequences for dairy cattle producers worldwide. Map spread between farms is mainly due to animal movements. Locally, herd size and management are expected to influence infection dynamics. To provide a better understanding of Map spread between dairy cattle farms at a regional scale, we describe the ...

Journal: :Revue scientifique et technique 1999
D T Galligan

Dairy production practices are changing; in order to remain viable, producers must optimise the health and productivity of dairy herds in economic terms. Health care is important in economic terms because disease can substantially reduce the productivity of individual animals. Preventive disease control programmes can thus result in economic gains for the dairy producer. The author describes ne...

G.B. Das M.A. Akbar M.E. Hossain,

Small-scale dairy farming in Bangladesh is constrained mostly due to acute shortage, high price and seasonal fluctuation of energy and protein supplements. Poor economic conditions of dairy farmers do not allow them to purchase adequate conventional energy and protein supplements. Locally available non-conventional energy and protein sources can be used as alternatives, cheaper than conventiona...

A.A. Olival F.B. Araújo J.A.C. Osório J.P.G. de Morais M. Campana T.A. Del Valle,

The present study aimed to evaluate the effects of agroforestry system on the feeding behavior of dairy cows in the Brazilian Amazon region. Nineteen cross breed dairy cows (14.0±3.30 kg/d of milk yield and 450±40.1 kg body weight) were used. The following treatments were evaluated: A) animals were maintained in opened pasture of Brachiaria brizantha during all the day; B) animals were...

2002
D. A. V. Velankar

Dairy Farming is a class of agricultural, or more properly, an animal husbandry enterprise, raising female cattle, goats, or certain other lactating livestock for long term production of Milk, which may be either processed on site or transported to a dairy for processing and eventual retail sale. Most dairy farms sell the male calves borne by their cows/buffaloes usually for real production, ra...

Journal: :Journal of dairy science 1994
A J Heinrichs S J Wells H S Hurd G W Hill D A Dargatz

The National Dairy Heifer Evaluation Project was a cooperative, USDA-sponsored project involving state agricultural departments, the Cooperative Extension Service, the National Agricultural Statistics Service, and the Animal and Plant Health Inspection Service. A series of retrospective and prospective descriptive surveys using a multiple list and area frame sampling technique were conducted. I...

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