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238 Uppsatser om Beef cattle - Sida 6 av 16
Human-cattle interactions and attitudes within dairy farming in Sweden and The Netherlands
Human-animal interaction is suggested to be a main feature within livestock production. The quality of handling, for instance, appears to be greatly depending on the attitudes and behaviour of the stock people. Various studies have been conducted on relationships between human and animals, but few have looked upon differences in human-animal interaction and attitudes between countries. Two countries often discussed in livestock production are The Netherlands and Sweden. It would be of interest to compare these two countries to find out whether (assumed) differences are reflected in the attitudes between animal handlers.
En inventering av hälsoläget hos amerikansk bison (Bison bison bison) : i svenska besättningar
American bison (Bison bison bison) is a new species in Sweden and was
introduced in the year 2000. In this study the result of an interview and a field
investigation is presented. The aim was to investigate the health and parasite
status in Swedish bison herds. The most common reason to begin with bison
breeding was meat production and/or sale of breeding animals and tourism. The
Swedish breeder?s experience of bison is that they in general are healthy.
Äppelpressmassa i Sydsverige - nuvarande användningsområden och möjligheter till nya produkter
Pomace is the solid remains (i.e. stems, pulp, seeds, and skins) after pressing for juice. The annual production of apple pomace is 593 000 ton worldwide. Its field of application depends on local conditions. In order to investigate the field of application of apple pomace in the Southern Sweden, six persons on companies with production of apple juice were interviewed.
Användandet av samlingsprover för att bestämma besättningsstatus för smitta med Dictyocaulus viviparus hos förstagångsbetande nötkreatur :
Infection with the bovine lungworm - Dictyocaulus viviparus - is occasionally a problem in Swedish cattle herds. The infection could act in synergism with other infections such as Corona virus to create a poorer welfare and productivity in cattle. Studies have shown that a diagnosis can be made with both the Baermann method and with an ELISA. In Norway diagnosis of BVDV on a herd level is attained through pooled serum samples. The question was raised whether pooled serum samples could be used in a similar fashion to attain status on a herd level for lungworm.
Höjdsättning av mark : faktorer som påverkar processen i markprojektering
The parasite Neospora caninum is an intracellular protozoa discovered in the late 1980s. N. caninum has an indirect lifecycle which means it needs a definitive host and an intermediate host. The confirmed definitive host for N. caninum is dog and the intermediate hosts are among others dog and cattle.
Sjukdomssymptom hos hundar infekterade med Neospora caninum
The parasite Neospora caninum is an intracellular protozoa discovered in the late 1980s. N. caninum has an indirect lifecycle which means it needs a definitive host and an intermediate host. The confirmed definitive host for N. caninum is dog and the intermediate hosts are among others dog and cattle.
Lönsamheten vid nystart av slaktsvinsproduktion : en fallstudie
I have done a case-study about building a new stable for slaughter pigs at a farm close to Kalmar. The farm is able to supply the breeding with cereals and it has enough area to
spread the manure on. The most important factors to gain profit, is the cost for building
the stable, the price of the feeding-stuff and the growth of the pigs. The discount from
the slaughter-house was less important than I thought from the beginning, and it?s a
factor that is hard to influence.
With the new production of slaughter-pig and cattle that already exist on the farm, the
farm will get a well-functioned rotation of crops with lye and autumn rape as
interruption-crop.
Ultraljudsundersökning av buken på vuxna nötkreatur :
Ultrasound is still a relatively new method for the diagnosis of abdominal conditions in cattle. The objective of this study is to evaluate ultrasound as a diagnostic tool for the common diseases affecting high-producing dairy cattle, for example traumatic reticuloperitonitis, right- and left displacement of the abomasum, fatty liver, wound infections and abscesses. This paper is a combined litterature study and a report of the results from ultrasound examinations of bovine patients at the ruminant clinic at the Swedish University of Agricultural Sciences. The study includes two healthy cows from the ruminant clinic, and seven patients with abdominal related diseases.
The examinations were made with a 2-6 MHz curvilinear transducer and both the right and left sides of the abdomen were scanned.
Jordbruk och mjölkproduktion med kor i Etiopien :
Ethiopia is the country with most livestock per capita on the continent of Africa. There are 34.5 million cattle that are used for drought, meat- and milkproduction and 85% of the population rely on agriculture for their survival in some way. Milk is produced in four main systems, through pastoralism in the lowlands, in mixed crop-livestock systems in the highlands, in and near big cities with only one or two cows, and in intensive farming systems. There are 17 cattle breeds in Ethiopia and some of them are more suitable for milk production than others. Several environmental and economic problems arise from livestock holding in the country, for example overgrazing, low production due to feed shortage, low quality of the avaible feed and non-existing breeding programs.
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Fossil fuels are affecting our climate negatively and there is a limited amount of them in the world, which leads to the importance of finding alternative fuels. One alternative is biogas, which is produced though a digestion process of different organic materials in a biogasreactor. Organic substrate that comes from farms has the biggest potential to increase the production of biogas in Sweden. Primarily crops from farms, but also waste products like manure are of great importance.Today there is a calculated theoretical potential for biogasproduction of 14TWh per year, which is around ten times larger than Sweden?s production today.
Genotype by environment interactions of claw health in Swedish dairy cattle in tie stalls and loose-housing
Claw diseases are common diseases in modern dairy production. They are painful for the cow and costly for the producer. Differences in the prevalence of claw disease depending on housing system have previously been observed. This raises the question if there are genotype by environment (GxE) interactions for claw diseases in different housing systems. To investigate this claw trimming records for Swedish Red dairy cattle (SR) and Swedish Holstein cows (SH) were retrieved from the Swedish Dairy Association.
A screening for Schmallenberg virus among sheep, goats and cattle in Zambezia province, Moçambique : and preparations for a metagenomic survey of virus in mosquitoes
As the world´s population increases and people's living conditions are improving, larger areas are needed for houses as well as food production. This means that
new areas are exploited and that people, livestock, blood sucking insects and wild animals are forced to live close together. In combination with the global warming,
leading to extreme weather such as floods and storms, this allows both new and old pathogens to emerge. The number of "emerging infectious diseases", EIDs, has increased in recent years and many of them have their origin in poor, tropical countries. Moçambique is therefore considered to be a high risk area for EIDs.
Schmallenberg virus, SBV, was discovered in 2011 as an "emerging infectious disease" in dairy cows in Germany.
Biogasrötning av socker- och foderbetor : Jämförelse av färska, stuklagrade samt ensilerade betor i laboratorieskala
Fossil fuels are affecting our climate negatively and there is a limited amount of them in the world, which leads to the importance of finding alternative fuels. One alternative is biogas, which is produced though a digestion process of different organic materials in a biogasreactor. Organic substrate that comes from farms has the biggest potential to increase the production of biogas in Sweden. Primarily crops from farms, but also waste products like manure are of great importance.Today there is a calculated theoretical potential for biogasproduction of 14TWh per year, which is around ten times larger than Sweden?s production today.
Kons fertilitet : kostnader och åtgärder
To get a good economy on the dairy farms the fertility control of heifers and cows is a crucial
factor. It is also important to know which key parameters that should be tracked.
In this work well established routines for heat detection have to be applied. When the dairy
farmers use technical aid in estrus control it is important not to forget that technical aids can
not replace the human eye. Approximately 50 % of all opportunities to inseminate are missed
because clear signs of estrus have not been displayed and/or recorded.
The cattle fertility has been declining over recent years. During the same time the cow?s
proceeds have increased, consequently applying a higher pressure on the cow and the
manager.
Genetic variation in dairy cattle claw health traits recorded by claw trimmers
Claw health has been recorded by claw trimmers at trimming in Sweden since 1996, but data was then captured at each AI association. From 2003 data was captured by central scanning and entered directly to the national cow data base at the Swedish Dairy Association (SDA). This reporting was introduced because SDA wanted to be able to use these records to improve dairy cow claw health by breeding. It is desirable with cows that have healthy claws, because poor claw health can contribute to impaired production and fertility.
The claw health report begins with some information about herd, claw trimmer, date et cetera and continues with the part where the claw health is recorded. Here the ID of each cow is filled in and on the same row the conditions for dermatitis, heel horn erosion, sole haemorrhage and sole ulcer are recorded as no lesion (blank), slight lesion (/) or severe lesion (X).