Laying hen feed additive

Abstract

The invention discloses a laying hen feed additive. The laying hen feed additive is prepared from the following raw materials in parts by weight: 20-30 parts of alfalfa, 8-12 parts of indigowoad leaves, 8-10 parts of poria cocos, 7-9 parts of coptis chinensis, 4-6 parts of dried tangerine peels, 5-7 parts of compound vitamins, 5-7 parts of compound mineral substances, 3-5 parts of zinc sulfate, 3-5 parts of ferrous sulfate, 4-6 parts of manganese sulfate, 4-6 parts of potassium iodide, 3-5 parts of cobalt chloride, 1-2 parts of calcium hydrogen phosphate and 20-30 parts of sweet potato flour. The laying hen feed additive prepared by the invention is fed together with laying hen feed, so that the self-immunity can be improved and the taste of eggs is obviously improved; and when the laying hen feed additive is used for feeding laying hens in cages, the quality difference between the eggs and domestic eggs is obviously reduced.

Description

technical field [0001] The invention relates to a feed, in particular to a feed additive for laying hens. Background technique [0002] Laying hens refer to the laying hens that are specially raised to lay eggs to supply eggs. Laying eggs are the main source of income for raising laying hens. Different from broiler chickens, the main issue of people raising laying hens is to improve the quality of eggs and maintain or increase egg production, rather than to improve the quality of laying chickens. [0003] In order to cope with various diseases, farmers have to use a large amount of chemicals and antibiotics. However, the negative effects of these drugs are also very obvious, not only changing the normal composition of the intestinal flora of laying hens, but also leading to the imbalance of the micro-ecological environment in the intestinal tract , It also makes the drug remain in the organism, hindering the healthy development of the pollution-free laying hen breeding indu...

AI Technical Summary

Problems solved by technology

[0003] In order to cope with various diseases, farmers have to use a large amount of chemicals and antibiotics. However, the negative effects of these drugs are also very obvious, not only changing the normal composition of the intestinal flora of laying hens, but also leading to the imbalance of the micro-ecological environment in the intestinal tract , also makes the drug remain in the organism, hindering the healthy development of the pollution-free laying hen breeding industry