Essays about: "brunstslem"

Found 3 essays containing the word brunstslem.

1. 1. Feromoninnehållande substansers inverkan på hjärtfrekvensen hos tjur

   University essay from SLU/Dept. of Clinical Sciences

   Author : Erik Jergil; [2009]
   Keywords : feromoner; tjur; nöt; ko; doft; brunst; östrus; brunstsynkronisering; synkronisering; flehmen; hjärtfrekvens; brunstcykel; brunstslem; puls; utskaftning;

   Abstract : During the last 50 years the production of milk per cow has increased. This has, however, been followed by a decreased reproductive performance. Shorter and more indistinct signs of oestrus make it harder for the Swedish farmers to discover when the cows are in oestrus. There is a need for ways to control reproduction. READ MORE

3. 2. Are changes in heart rate and/or arborisation of vaginal mucus useful parameters for detecting heat in heifers?

   University essay from SLU/Dept. of Clinical Sciences

   Author : Frida Norman; [2008]
   Keywords : brunstdetektion; arborisation; hjärtfrekvens; kviga;

   Abstract : The milk production per cow has increased considerably during the last 50 years and due to the breeding for higher milk production also brings decreased reproduction efficiency. In a Swedish study 1996 it was shown that on average only half of all estruses were detected. READ MORE

4. 3. Feromoninnehållande substansers effekt på hjärtfrekvensen hos kvigor i östrus och diöstrus

   University essay from SLU/Dept. of Clinical Sciences

   Author : Kristina Nordéus; [2007]
   Keywords : feromoner; nöt; brunstcykel; hjärtfrekvens; releaser-effekt;

   Abstract : With increased milkproduction in our dairy cattle, comes a risk for a reduced fertility. Studies performed on animals and humans have shown that it is possible to manipulate the oestrous cycle through exposure to pheromones. This means that pheromones could potentionally be used to make reproduction more efficient. READ MORE