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Plant source feed intake regulating and controlling agent and the application thereof

A feed intake and plant source technology, applied in applications, animal feed, animal feed, etc., can solve the problems of no fattening pigs, inconvenient breeding in large groups, affecting pig body shape, etc., achieve significant economic and social benefits, and improve feed Utilize efficiency and reduce the effect of weighing workload

Inactive Publication Date: 2010-01-27
ZHEJIANG UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Limited feeding: Generally, in the later stage of fattening or the breeding period of breeding livestock and poultry, formulate rations according to feeding standards and feed in limited quantities with 75% to 90% of free-feeding feed as the standard; but this feeding method requires certain Equipment and the tedious and time-consuming work required for daily weighing, and it is labor-intensive and troublesome to operate, is not convenient for large group feeding. Pigs can only be in a state of starvation, which obviously affects production performance and seriously causes individual weight differences, which is not conducive to the same input and output in breeding
Restricted feeding: the diet is mixed with appropriate low-concentration energy feed such as green grass powder and hay powder. Although this method is simple and easy to implement, it will obviously affect the pig's body shape and reduce the slaughter rate
[0004] Currently on the market, there are many feed additives such as food attractants that can promote feed intake or increase feed intake, and most of them are chemical products, but there is no report on feed intake regulators that can reduce feed intake for finishing pigs

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0024] Example 1: Preparation of peppermint oil β-cyclodextrin coating

[0025] Menthol oil was purchased from the market (Jiangsu Nantong Mint Factory Co., Ltd.), and β-cyclodextrin was purchased from the market (Guangdong Yunan Yongguang Cyclodextrin Co., Ltd.). The preparation process parameters of peppermint oil β-cyclodextrin coating are as follows:

[0026] Coating parameters: core material ratio (ml / g) (i.e. peppermint oil / β-cyclodextrin) = 1:8, solid concentration 20%, add white carbon black to make the water content at 52.5%, pass through a high pressure homogenizer Homogeneous, fluid bed drying.

[0027] Fluidized bed operation technical parameters

[0028] Filler: material white carbon black, white solid powder, molecular formula SiO 2 .

[0029] Temperature control: inlet air temperature: 100°C; material temperature: 60°C;

[0030] Air outlet temperature: 40℃; cyclone outlet: 90~95℃.

[0031] Pressure control: blower outlet: 4500Pa; hot blast stove outlet: 10...

Embodiment 2

[0032] Example 2: Preparation of soybean oligopeptides

[0033] Soybean protein isolate (protein content ≥90%, commercially available: Shandong Yuwang Industrial Co., Ltd.) was mixed with water at a ratio of 5.2:100, and neutral protease (Zhejiang Changxing Dayang Biofeed) was added according to 5% of the soybean protein isolate mass. Co., Ltd., enzyme activity ≥ 150,000 U / g), at pH 7.8, reaction temperature 50 ℃, after enzymatic hydrolysis for 3.5 hours, the soybean oligopeptide is prepared by filtration and spray drying.

Embodiment 3

[0034] Example 3: Preparation of plant source feed intake regulator

[0035] The β-cyclodextrin coating of peppermint oil (calculated by the content of peppermint oil) and soybean oligopeptide are uniformly mixed at a combined ratio of 0.5:100 to obtain a plant source feed intake regulator.

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PUM

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Abstract

The present invention provides one kind of botanic feed intake regulator, which is mixture of dementholized mint oil coated in beta-cyclodextrin and soybean oligopeptide in the weight ratio between the dementholized mint oil and soybean oligopeptide of 0.5-2 to 100. Adding the botanic feed intake regulator in 0.25-0.5 % into the feed for fattening pig can lower the feed intake by 11.51-14.39 %, decrease the fat deposition obviously, raise the meat factor and raise feed utilizing rate. The botanic feed intake regulator is safe and efficient.

Description

(1) Technical field [0001] The invention relates to a feed additive, in particular to a plant source feed intake regulator for controlling the feed intake of finishing pigs and improving the carcass quality of the finishing pigs and its application. (2) Background technology [0002] After birth, pigs are mainly bone growth, body weight 30 ~ 60kg is mainly muscle growth, and after the body weight 60kg, body fat deposition is greater than the growth of lean meat. At the fat deposition stage, pigs have limited demand for protein. If they consume a large amount of protein from the feed, they will be converted into energy and deposited subcutaneously. This not only reduces the feed conversion ratio and causes waste, but also reduces the lean meat percentage. For breeding livestock and poultry, if the growth is too fast and the body fat is too much (too fat) during the breeding period, it will lead to the decline of fecundity. Therefore, in the growth stage of pigs before the w...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A23K1/16A23K1/18A23K20/147A23K20/158A23K20/163A23K50/30
Inventor 陈安国张永青洪奇华杨彩梅
Owner ZHEJIANG UNIV
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