Piglets are piglets from birth up to 20 kg in weight. Piglets are divided into suckling piglets and weaned piglets. Normal piglets are weaned at 4 to 5 weeks of age. After weaning piglets, the source of lactic acid is stopped and the piglets produce very little secretion. The combination of protei
Duck cholera is mainly a septic pathological change. The naked eye shows a small spot on the serosa and mucosa. The surface of liver has necrotic spots with needle size, grayish white and neat edges; splenomegaly, necrotic spots with different sizes on the surface; heart gullet, endocardium, epica
After the mink skin price has been running at a high level for several consecutive years, it entered 2007 and experienced a significant decline. In recent years, the price of mink skins has remained at a relatively high level, which has led to an upward trend in global production. The largest min
After the mink skin price has been running at a high level for several consecutive years, it entered 2007 and experienced a significant decline. In recent years, the price of mink skins has remained at a relatively high level, which has led to an upward trend in global production. The largest min
Planting pasture is just like growing crops such as wheat, rice, and corn. To ensure the stable and high yield of pasture, scientific cultivation techniques must be used. Now we will introduce the technical points of farmer raising grass and raising sheep as follows. Local selection: There is a c
Planting pasture is just like growing crops such as wheat, rice, and corn. To ensure the stable and high yield of pasture, scientific cultivation techniques must be used. Now we will introduce the technical points of farmer raising grass and raising sheep as follows. Local selection: There is a c
1. On a hot noon, chickens eat very little and should increase the amount of feed in the morning and at night to ensure nutritional needs. 2. Reduce the breeding density, male and female separately. When the shepherd temperature is too high and some chickens have died of heat stroke, in order to
A period of time from the jointing of the corn to the tasseling is called the period of the ear. Fertility characteristics at this stage are: vegetative growth and reproductive growth go hand in hand, leaves increase, elongation of stem sections, nutrient growth, while the male and female spikes a