176 uppsatser · sida 8 av 12
… be used on dairy farms for detection of mastitis. CMT has been a widely used cow-side-test of milk quality in mastitis control efforts, but it cannot be used for estimating cell counts in scientific studies or investigations. Two hundred and eight quarter milk samples from 52 …
… the driving distances are studied since this farm is using a contractor. The cow barn used, as example is three years old and has the best conditions to be approved to KRAV without any reconstruction work. Today only hay production is carried out and the hay is not certified …
Many dairy farms doesn’t keep their bull calves and cross cow calves, they sell them to breeders instead of raising them their self. It should be possible for the dairy farmers to do it them self’s. There is also a possibility to bread one calf from the cross heifers. The …
… Measurements have been done of the distance from milker to the udder of the cow and the distance from the edge of the hollow to the udder. The depth of the hollow has also been measured. Calculations have been done of the shoulder flexors by biomechanics analysis to see the …
planering för om-, till- och nybyggnad
… witch I am about inherit. Today, the old stanchion barn has room for about 60 cows and 74 young cattle and need two men to run it every day. The total acre is 188 hectare, 100 hectare forest, 65 hectare farmlands and 23 hectare natural pasture. I have studied two solutions. In …
skillnader i beteende och hormonstatus för oxytosin och kortisol mellan kor av hög och låg social rang
… and physiological parameters differ between high ranked and low ranked cows, and between cows in an automatic milking system verses conventional milking parlour. The study was carried out at the Kungsängen research Centre, Department of animal nutrition an management, Swedish …
… affecting the animal welfare enhance. One way to handle the manure in the cow shed alleys is to have automatic scrapers. In this system the scraper has to get rid of the manure somewhere. The most common way of doing that today is to let the scraper deliver the manure under some …
… University of Agricultural Science. It included recordings on 293 dairy cows with information from 7142 weight occasions and recordings on 275 dairy cows with information of 557 heart girth measurements and 560 measurements of height at withers. The registrations were done …
… for milk production is greater then the energy provided from the diet. The cow mobilises therefore body tissues to compensate for the energy loss. Live weight and body condition scores decreases as a consequence of the mobilisation. The aim of this study was to analyse the …
… milk production has developed rapidly the last years. The milk production per cow is increasing and the production units are larger with an increasing number of animals and a decreasing number of workers. Many milk producers invest in automatic milking systems (AM) to meet this …
Today, our cows experience a harder pressure to achieve higher milk yield. To manage this challenge the animal needs first class feeding and treatment. An important aspect of the feeding is to fulfil the need from the cows of especially fiber; and fiber with a sufficient …
… floors the drainage could be improved. If the altered slopes also position the cows further back in the cubicles the effect could be cleaner lying surfaces. In result this would lead to lower labour requirements, cleaner cows, cleaner udders and a minimization of the risks of …
… to use ultrasonography as a diagnostic tool for sub-clinical mastitis in dairy cows. Five cows with high cell counts, and four cows with low cell counts were selected as cases and controls, respectively, and their udders examined with ultrasound during a 5 week period. The image …
… grass silage The experiment was conducted at Nötcenter Viken, using 48 dairy cows, that at the beginning of the trial had an average milk yield of 42.6 (±6,3) kg energy-corrected milk and averaged 106 ((±53,5) days in milk. The experimental design was a change-over experiment …
en lönsam investering för ett lantbruk?
… methods used for investment calculation. Since animals produce heat, the cow house does not need heating. However, the farmers have a need for water heating, which the solar panels could be a solution for. Still, most farmers already have a solution for the heating for water …
