Urticaria Causes and Symptoms After the pig has eaten mildew or toxic feed, and stimulated by ramie or poisonous weed, insect bites, excessive skin dust, skin coating drugs (turpentine, etc.), skin bruises, some infectious diseases and jaundice. Symptoms, etc., mostly in the jaw, face, trunk and .....

Scorpion is one of the precious fur animals in the world. A single mother can give birth to 6 to 14 herds, and it can increase year by year with the length of artificial breeding and the degree of domestication. This requires attention to selecting and breeding and breeding a better population. Th.....

Some fertilizers can improve quality and yield after being used in vegetables, but some fertilizers can increase vegetable yields, but they can cause vegetables to become contaminated, causing food poisoning and even life-threatening. Ammonium nitrate and other nitrate nitrogen fertilizers generall.....

In recent years, due to the high efficiency and rapid development of greenhouse peaches, the outstanding problem is that the fruit production rate is low. Using a new fruit tree enhancer PBO can solve this problem. First, the use of the method for the first time on September 15 applied PBO, 20 gram.....

1. Harmful gases: The most harmful gas to chickens is ammonia, which can stimulate the sense organs of chickens, induce respiratory diseases, and reduce feed efficiency. When smelling ammonia when entering a chicken house, ammonia gas in the house has been exceeded. Houses warmed with coal stoves .....

After the pear fruit is harvested, it is necessary to strengthen management and increase tree vigor to ensure that the pear tree buds are full and lay the foundation for next year's high yield. First, after fertilization and root picking, fruit trees should be harvested for fruit tree conditi.....

The fruit hazelnut can resist the cold of -35°C, and it has the characteristics of cold resistance, strong adaptability and fragrantness of wild hazelnut, and has the advantages of thin skin, high kernel rate and high yield. After 6 years of regional trials and comparative observations, the pro.....