Cow Semen Freezing And Thawing

Cow Semen Freezing

A copper gauze was placed on the container containing liquid nitrogen, about 2 cm from the liquid nitrogen surface. The equilibrated semen is dropped into the copper gauze with a dropper in a certain amount, and the last drop is stopped for 3 minutes to 5 minutes. When the color of the semen particles turns white, the liquid nitrogen is immediately immersed, and all the particles are removed and collected. In the storage bottle or gauze bag, mark it and immediately move it into the liquid nitrogen tank for storage.

Cow Semen Thaw

1 ml of a pre-formed 9% citric acid solution was placed in a clean small test tube, placed in a warm water cup at about 40 ° C, and 1 pellet of frozen semen was quickly taken into a test tube. When gently shaking to the defrosting, take out the test tube from the water cup, and then check the semen vitality, which is a good product.