123 uppsatser · sida 8 av 9
… findings. DCC and FMA2001 are new analytic instruments to 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 …
… equipment. Basic statements to this work are collected from visits at five dairy farms with four of the systems parallel, fishbone, carousel and tandem. Measurements have been done of the distance from milker to the udder of the cow and the distance from the edge of the hollow …
planering för om-, till- och nybyggnad
The objective of this thesis was to get more knowledge about how to design a dairy farm reducing the working hours and the work tasks whit high work load. I will try to reduce the working hours and the tasks whit high work load on my own farm witch I am about inherit. Today, the …
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 …
Summary The size of the Swedish dairy farms increases and also the demands for rational manage-ment of the herd without 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 …
… analysed. The study was based on observations on cows from the experimental dairy herd (Jälla) of the Swedish University of Agricultural Sciences. Body condition scoring and measurements of live weight and subcutaneous fat were performed during the period 1997 to 2002. The body …
… 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 …
… adapted 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 …
… as an energy complement to cow and calf in beefproduction, to heifers and dairy cows. More studies are needed as an increased production ofmaize for silage in Sweden may be profitable economically as well as nutritionally.
This work has been done to develop a plan for a future dairy barn at theGästgivaregården and to show the space needed for cows and replacement heifers. Itwould also show the storage that will be needed. The design was largely based on resultsfrom studies on six different farms …
… important ovarian dysfunction and is a major cause of reproductive failure in dairy cattle. A cystic ovarian follicle is a persistent follicular-like structure on one or both of the ovaries. It is at least 2,5cm in diameter and it has to persist for at least ten days while a …
… milking systems (AMS) are growing in popularity. In these systems the cows are loose and have to get to the robot and the feed on their own. The cows ranking in this system affect their welfare. In this study data from seven years in an AMS was used and analysed. The aim was to …
… changes in the pulsation cycle may result in a significant improvement within dairy production.
… length has in studies abroad showed some positive effects among high yielding dairy cows. Among other things it has been suggested that the periparturient metabolic stress becomes lower, that the fertility is improved and dry off becomes gentler for the udder, due to a lower …
I sen dräktighet och vid laktationens inledning avger mjölkkor stora mängder kalcium till fostret och mjölkproduktionen. Kons förmåga att upprätthålla kalciumbalansen sker med hjälp av mobilisering av kalcium från skelettet samt upptag av kalcium från tarmen, mekanismer som …
