Calcium feed for laying hens
Eggshell powder eggshell powder is made into eggshell powder as calcium source feed, which contains some organic matter, which generally contains 12.4% crude protein and 24.5% calcium. However, attention should also be paid to prevent eggshell pollution when in use.
Stone powder is limestone powder, natural calcium carbonate. Generally, it contains about 38% pure calcium, which is the cheapest mineral feed to supplement calcium. Other purer commercial calcium carbonate, chalk and old lime also have the same effect as stone powder.
Shell powder uses shell powder as calcium source feed, we should give priority to the use of seashore shells accumulated for many years, fresh shells should pay attention to disinfection, because protein corruption, attached bacteria, viruses, without disinfection often cause disease to chickens. (Ke Xin)
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Mainland tourists are limited to come to Toutou County to develop Japanese tourists.
Mainland tourists are restricted from coming to Taiwan, and tourists in Nantou are very anxious. After some efforts, more than 200 teachers and students from the first overseas education and study group of Japanese Hyogo Mikudong University stayed at the Fumi Hotel in Caotun and began a four-day and three-night visit to learn to be pineapples.
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Control techniques of vegetable diseases and insect pests
Control techniques of vegetable diseases and insect pests
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