pig pregnancy detector
The reproductive performance of sows affects the economic benefits of pig farms to a great extent. Estrus diagnosis of weaned sows, timely and effective mating and 21 days after mating are the only ways to improve the fecundity of sows. But pregnancy is only a physiological symptom, and there are always many natural reasons that affect the continuation of pregnancy. Ultrasonic pregnancy diagnosis instrument can diagnose the sows with early pregnancy failure as soon as possible, make them re-breed as soon as possible, so as to improve the production level of breeding pigs.
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Non-pollution conditions of chicken claw fungus
Coprinus comatus is favored by mushroom farmers because of its rich nutrition, delicious taste, smooth meat and large market demand. It has been widely cultivated in all parts of the country and has a very broad development prospect. However, the majority of mushroom farmers are often troubled by a kind of Xylaria racemosa (commonly known as chicken claw fungus) in actual cultivation. Due to neglect of prevention and control, some high-residue pesticides are randomly used until large-scale infection occurs. Not only has no curative effect, but also often causes pesticide residues in finished mushrooms to exceed the standard, affecting product sales. For example, in mid October 2006, Hubei Province
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How to diagnose vesicular disease in pigs
Common vesicular diseases of pigs include foot-and-mouth disease, vesicular disease, vesicular rash and vesicular stomatitis, etc., all of which are characterized by blisters on the mouth and feet. 1. Foot and mouth disease. It infects a variety of animals, mainly cloven hoofed animals, and humans can also be infected. Cattle are susceptible, followed by pigs, sheep, goats and camels, and young animals are susceptible. Infectious sources are sick animals and infected animals, and transmission vectors are respiratory tract, digestive tract and wound. There is no seasonal epidemic, but it occurs more in winter and spring.
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