Laying hen feed and preparation method thereof
The technology of laying hen feed and premix, which is applied in the field of chicken feed, can solve the problems of high cost, complicated preparation method and high cholesterol content, and achieve the effects of increasing energy, reducing egg cholesterol and increasing folic acid content.
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Embodiment 1
[0025] A kind of laying hen feed preparation method step is as follows:
[0026] (1) Weigh according to the weight fraction: soybeans, soybean meal, oil, bran, wheat bran, fish meal, protein powder, alfalfa grass, shell powder, put them into a grinder for crushing, and pass through a 2.0-3.0mm mesh sieve after crushing.
[0027] (2) Weighing according to parts by weight: the lutein and the premix are mixed with the powder obtained in step 1, put into a mixer, and mixed evenly for 30 minutes to obtain feed for laying hens.
[0028] (3) Put the mixture obtained in step 2 into a granulator for granulation. The granulation temperature is 75°C, and the gelatinization rate reaches more than 90% to obtain feed granules.
[0029] The above feed for laying hens includes the following components in parts by weight, 18 parts of soybeans, 15 parts of soybean meal, 10 parts of oil, 9 parts of bran, 10 parts of wheat bran, 8 parts of fish meal, 4 parts of lutein, 4 parts of protein powder, ...
Embodiment 2
[0031] A kind of laying hen feed preparation method step is as follows:
[0032] (1) Weigh according to the weight fraction: soybeans, soybean meal, oil, bran, wheat bran, fish meal, protein powder, alfalfa grass, shell powder, put them into a grinder for crushing, and pass through a 2.0-3.0mm mesh sieve after crushing.
[0033] (2) Weighing according to parts by weight: lutein, premixed material, mixed with the powder obtained in step 1, put into a mixer, mixed evenly, and the mixing time is 30 minutes, to obtain feed for laying hens.
[0034] The above feed for laying hens, in parts by weight, includes the following components, 15 parts of soybeans, 15 parts of soybean meal, 14 parts of oil, 8 parts of bran, 15 parts of wheat bran, 5 parts of fish meal, 3 parts of lutein, 2 parts of protein powder, 10 parts of alfalfa, 5 parts of 5% premix, 5 parts of shell powder. Among them, the fat includes 6 parts of soybean oil, 8 parts of linseed oil, 5% premix including 0.02 parts of...
Embodiment 3
[0036] A kind of laying hen feed preparation method step is as follows:
[0037] (1) Weigh according to the weight fraction: soybeans, soybean meal, oil, bran, wheat bran, fish meal, protein powder, alfalfa grass, shell powder, put them into a grinder for crushing, and pass through a 2.0-3.0mm mesh sieve after crushing.
[0038] (2) Weighing according to parts by weight: the lutein and the premix are mixed with the powder obtained in step 1, put into a mixer, and mixed evenly for 30 minutes to obtain feed for laying hens.
[0039] Wherein the laying hen feed includes the following components in parts by weight, 15 parts of soybeans, 20 parts of soybean meal, 13 parts of oil, 9 parts of bran, 12 parts of wheat bran, 8 parts of fish meal, 4 parts of lutein, 3 parts of protein powder, 12 parts of alfalfa, 4 parts of premix, 7 parts of shell powder, wherein the fat includes 4 parts of soybean oil, 9 parts of linseed oil, the premix is 5% premix, 5% premix includes 0.03 part of V...
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