Feed additive for producing red yolk duck's egg and dosage

Abstract

The invention discloses a feed additive for producing a red yolk duck's egg. The additive is composed of 20-30 parts of marigold, 10-20 parts of carrot, 10-20 parts of ryegrass, 15-25 parts of bacillus and 5-15 parts of saccharomycetes, wherein the viable counts of the bacillus and the saccharomycetes are greater than or equal to 3.5 billions / g; and the bacillus and the saccharomycetes after being mixed uniformly in a powder form can be added to feed ducks. Each 1000 kg feed is doped with 15-20 kg additive disclosed by the invention, and the red yolk duck's egg can be produced after the duck is fed continuously for more than two weeks. The feed additive for producing the red yolk duck's egg, disclosed by the invention, is a green and safe feed additive; for scientific and rational use, the feed additive for producing the red yolk duck's egg, disclosed by the invention has no influence to duck's egg laying capacity, can obviously improve bright degree of duck's egg yolk, and increases market competitiveness of the red yolk duck's eggs.

Description

technical field [0001] The invention belongs to the technical field of poultry feed additives, and in particular relates to an additive and dosage for producing red duck eggs. Background technique [0002] my country is the largest consumer and trading country of duck eggs. In 2011, my country's annual output of duck eggs was about 3 million tons, with an average per capita of about 25 kilograms; the price of duck eggs was about 20% higher than that of chicken eggs; the annual breeding volume was about 300 million. Duck eggs are rich in protein, phospholipids, vitamins and minerals, and are popular green food. An important indicator that people especially consider when buying and eating duck eggs is the yolk color. Consumers usually associate egg yolk color with quality and health. Most consumers prefer dark egg yolks. Therefore, the brightness of egg yolk directly affects the quality of poultry eggs. commodity prices. In order to meet the needs of consumers and increase ...

AI Technical Summary

Problems solved by technology

In order to meet the needs of consumers and increase the competitiveness of products, Chinese laying duck farmers often add natural colorants or chemically synthesized colorants allowed by the state to increase the color of egg yolks. It is safe and stable within the dosage range, but if the dosage is too large, most of them will have adverse effects and do not meet the production requirements of green livestock products