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(b) Look at the breasts to identify breast swelling, and the nipples are hard and straight. It is a pregnant cow. The breasts do not swell and the teats are not hard and straight.
(C) to see the cow directly above the pupil of the pupil of the cow's eye appears on the iris 3 particularly exposed vertical blood vessels, the so-called pregnancy blood vessels, which fills the surface of the iris, purple-red. The blood vessels on the iris of pregnant cows did not appear to be small.
(4) To look at the oral cavity, open the cow's mouth and look at the sublingual meat on both sides of the mouth. If it is bright red, it is a pregnant cow. If it is pink or pink, the cow is not pregnant.
(V) Using the pressure belly to identify the person standing on the left side of the cow facing the rear, the left hand assists the cow's back, and the right hand gently presses on the left intestine, if something touches and hits the hand, or see something touching in the belly of the belly. Indicates that the cow is pregnant.
(6) Use alcohol to test 100 milliliters of fresh milk for the cows to be tested, place them in clean glassware, and then take 1ml of 95% medical alcohol into the fresh milk and mix thoroughly. Within 5 minutes, if it happens, The phenomenon of agglutination proves that the cow is already pregnant. If it agglutinates after half an hour, there is no pregnancy.
(7) Look at the tail to identify the cow's tail. If you do not shake the tail, if you cover the vulva and put it to the left or right, it means the cow is pregnant. If the tail is covering the middle vertically, it means there is no pregnancy.
Identifying whether cows are conceived
(a) Look at the milk to identify milk that is squeezed out by hand. It is a pregnant cow with a honey color that is mushy and does not flow. If it is white, and it will naturally flow out, it will be empty cows. .