Oyster nutrition during the nursing period

From May to June, it is the most important feeding period for the breeding industry. It is the mother's calving and lactation period. The level of management and the quality of feeding technology are critical for improving the survival rate of Aberdeen. After the calving of the mother's cockroach, there is a great change in physiology and the metabolism is also relatively strong. The intake of earthworms has also gradually increased, and mother-mothers are afraid of the destruction of their natural enemies. Their behaviors are also extremely careful. Therefore, feed must be carefully matched. Pay attention to complete nutrition.

1Nutritional components during the nursery period; Nutrient requirements for the maternal feed during the lactation period are complete, that is to say, the animal feed is required to be fed with the plant feed to ensure that the amino acids for the protein are complete, and the mixed fish and pork can be mixed and matched. The ratio of animal protein to meat is about 10%, meat by-products are about 30%, fish is about 50%, and plant feed is about 10% of cereals, so that not only is there methionine, lysine, and meat in fish. The tryptophan, histidine, leucine, and isoleucine in egg milk form a complete true protein complement, significantly increasing the nutritional value of the feed and ensuring the quality of the mother’s milk secretion. Can promote the growth and development of Aberdeen and improve the survival rate.

2Calcium supplementation: Picky by-products refer to slaughtered pig's leftovers, pig bones, flower intestines, chicken intestines, chicken bones, rabbit skeletons, etc. should be used fresh, according to the number of nurtured piglets add liver, or chicken liver , ham sausage, etc., according to the amount of milk production, the number of litter size, supplement the quality of milk, no quality of feed must not feed.

3, add green feed, green feed rich in nutrients, containing chlorophyll, vitamin A, B, E, K, also contains a growth-promoting agent called growth factor, this factor is secreted in the milk, the growth of Aberdeen It is beneficial that the general green feed is grown on its own, with lettuce, rhubarb, wild medlar, alfalfa, dandelion, and vanilla. These vegetables are rich in plant proteins and minerals, which are beneficial to the secretion of milk and increase the secretion. The nutrient consumption in the mother-family after delivery is increased. The nutrients needed are not only to maintain their own life activities, but also to ensure the normal secretion of the milk needed for nurturing, which requires only 15 grams of digestible protein per kilogram of body weight per day. Supply vitamin VA500 international unit, VE2-5 mg, compound VB3 mg, VK2 mg unit, vitamin C5-10 mg. The vitamins that can be synthesized in milk in the body are B vitamins, but the amount is small. Although there is no cecal fermented in the grains, and the large intestine is very short, there is little conversion in the intestine. Therefore, it is necessary to Supplement in feed.

4. Supplement of trace elements: The minerals necessary for normal nutrient maintenance by the mother quail are Na, K, CI, Ca, P, S, Fe, Mg, Co, Cu, Zn, etc. Although these minerals require less, It depends on the transport, absorption, and metabolism of water to stay in the body and excrete very closely. Milk is rich in content, and it's good to grow up. If the mother is absent, the quality of the secreted milk is poor, and the growth of the baby is weak, and serious illness is also predisposed.

5, to maintain adequate drinking water, the mother's lactation is higher than the milk goat, and the nutrition is also rich, the metabolic energy of 100 milliliters of milk is 121 calories, 22.6% of dry matter, moisture 77.4%, Protein is 7.0%, fat 8.0%, carbohydrate 6.9%, ash 6.7%, a mother-in-law averaged only 28.8 grams of milk per day on the 10th day after delivery, and averaged 32.2 grams of milk per day for 2-3 weeks. 70% of the amount is clear water, and lack of water means weaning. Therefore, fresh water is the first important nutrient. With the daily diet, the amount of water needed is twice the amount of the diet, plus the environment. The gradual increase in temperature requires more water to be consumed. It is a bit too late to find out if the mother is thirsty and then supplies the water.

Breast-feeding period is the key period for raising the survival rate of Aberdeen. It is the first key link to ensure the nutrition of mother-in-law, and the lack of the one that breaks through the limits will cause diseases and cause irreparable losses, which should be paid attention to.

Anti-Viral


The virus is composed of a nucleic acid molecule (DNA or RNA) with a protein consisting of non-cell morphology of the campal life of the living body. The general symptoms of viral infection are fever, headache, cough and other symptoms of systemic poisoning and viral host and invasion of tissues and organs leading to inflammatory symptoms caused by local symptoms (diarrhea, rash, liver function damage, etc.). Different symptoms of the different virus, some viruses can also damage the myocardium, causing viral myocarditis. There are two types of viral infections, mostly recessive infections (subclinical infections), and a few are dominant infections. Dominant infection can be divided into acute infection and persistent infection. There are many ways of antiviral infection, such as direct inhibition or killing of viruses, interference with virus adsorption, prevent viruses from penetrating cells, inhibit viral biosynthesis, inhibit viral release or enhance host antivirus capabilities. At present, there are several major types of antiviral drugs: Anti-Respiratory virus infection drugs, anti-immune virus drugs, anti-hepatitis virus drugs, anti-herpes virus drugs.



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