Kelp is a vegetarian dish that people often eat. It has high nutritional value. In recent years, under the impetus of the market economy, China's special aquaculture has developed rapidly. In order to improve the raising level of special culture in China, reduce feeding costs and improve product quality, the use of kelp powder as a feed additive can effectively improve the nutritional structure of feed, improve the quality of special animals, and significantly increase economic efficiency. Kelp is rich in iodide and minerals, vitamins, and active ingredients that stimulate the growth of animals. The use of kelp powder as an additive has many benefits. Feed the black chicken. Add 2%--4% kelp powder to the diet. The survival rate of the chicks increased by 10% and the weight gain was 280 grams at 10 weeks of age. Adding 5% of kelp powder to layer chicken feed increased the fertility rate of laying hens from 65% to 85%, and the hatching rate increased from 68% to 82%. Hi pheasant. During the laying period of the pheasant, adding 2% to 6% of the kelp powder in the feed, the egg production rate can be increased by about 15%, and the iodine content in the egg yolk can be increased by 15 to 20 times. Hello. Adding 5% of kelp powder to the feed increases the egg production rate by 8%, the mortality rate by 10%, the secondary egg rate by 8%, and deepens the color of the egg yolk. Feed the Dutch pig. Add 3% of kelp powder to the feed, raise for 60 days, increase daily weight gain by 25%, and increase feed conversion by 18%. In addition, the addition of 1% to 6% kelp powder to pigs, laying hens, ducks, quails, dairy cows, sheep, and other livestock and poultry, has a very significant effect. Haining City Institute of Amphibians and Reptiles, Zhejiang Province, used kelp powder for special aquaculture, the effect is quite obvious. The addition of gelatinized kelp powder additives to feeds is not only nutritious but also has a coagulating effect, especially when used in waters with poor minerals and trace elements, which can increase the resistance of aquatic animals, reduce the occurrence of diseases, and accelerate the growth rate. And improve feed utilization. Adding 2%-6% of kelp powder to the turtle's feed, the fecundity increased by 54%, the fertilization rate increased by 27%, and the feed utilization rates of the young and young turtles increased by 39% to 17%, respectively, and the growth rate increased by 35. %--20%, the quality of the turtle has improved significantly.
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