Plant compound extract capable of modifying meat and promoting growth, preparing method and use thereof

A compound extract and growth-promoting technology, applied in applications, animal feed, animal feed, etc., can solve problems such as increased incidence, life-threatening, and quality decline, and achieve reduced drip loss, high disease resistance, and muscle water retention rate-enhancing effect

Inactive Publication Date: 2005-03-30
ZHEJIANG UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the use of β-stimulants (commonly known as clenbuterol) has brought two major problems: one is that the incidence of PSE meat and DFD meat in pork increases, and the quality decreases; the other is that β-stimulants will be in pigs and chickens Residues, people will be poisoned if they eat pork, poultry and offal containing such residues, and if the intake is too large, it will cause life-threatening

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0016] 1) Method for extracting saponins from leguminous plants: grind leguminous plants or soybean meal to 60 mesh, add endoglycosidase to react, extract with 75% ethanol, carry out microwave treatment at the same time, filter after re-extraction, and adjust the pH of the filtrate To pH 8.0, concentrated under reduced pressure and adsorbed by resin, eluted and dried under reduced pressure to obtain saponin extract (brown yellow powdery solid).

[0017] 2) Extract volatile oil from the leaves, branches and bark of Lauraceae: crush the leaves, branches and bark of Lauraceae to 60 mesh, stir with dichloromethane or 75% ethanol at 50°C with a magnetic stirrer Or microwave treatment, after leaching for 24 hours, filter and concentrate under reduced pressure to obtain light yellow volatile oil.

[0018] 3) The method of extracting alkaloids from Chenopodiaceae plants: crush the Chenopodiaceae plants to 60 meshes, extract with 75% ethanol under microwave treatment, concentrate under...

Embodiment 2

[0021] 1) Method for extracting saponins from leguminous plants: grind leguminous plants or soybean meal to 80 mesh, add endoglycosidase for reaction, extract with 95% ethanol, carry out microwave treatment at the same time, filter after re-extraction, and adjust the pH of the filtrate To pH 9.0, concentrated under reduced pressure and adsorbed by resin, eluted and dried under reduced pressure to obtain saponin extract (brown yellow powdery solid).

[0022] 2) Extract volatile oil from the leaves, branches and bark of Lauraceae plants: crush the leaves, branches and bark of Lauraceae plants to 80 meshes, stir with dichloromethane or 95% ethanol at 55°C with a magnetic stirrer Or microwave treatment, after leaching for 24 hours, filter and concentrate under reduced pressure to obtain light yellow volatile oil.

[0023] 3) The method of extracting alkaloids from Chenopodiaceae plants: crush the Chenopodiaceae plants to 80 meshes, extract with 95% ethanol under microwave treatmen...

example 1

[0025] Example 1: Effect on weight gain of livestock and poultry

[0026] Pig AA broiler

[0027] Group Net head weight gain Daily weight gain Feather net weight gain

[0028] Number of Heads Daily Gain (g) Number of Feathers

[0029] (kg) (gram) (gram)

[0030] Control group 360 923 27.7 1981 41.68 1750

[0031] MQI series group 360 996 29.8 2086 44.15 1854

[0032] The results showed that the net weight gain of MQI series pigs was 2.1 kg / head, and the daily gain was 8% higher than that of the control group; the net weight gain of broilers was 104 g / feather, and the daily gain was 5.9%.

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Abstract

A composite plant extract as the additive of feed for improving meat quality and promoting growth is prepared from the alkaloid extracted from the plants in lauraceae, leguminosae and chenopodiaceae, saponin and assistant through activating and proportional mixing. Its advantages are high effect on improving meat quality, amino acid and fatty acid contents and delicious taste, and no residual in meat.

Description

technical field [0001] The invention relates to a compound plant extract for improving meat quality and promoting growth, its preparation method and application. Background technique [0002] For nearly half a century, improving the growth rate and lean meat percentage of pigs has always been the primary goal pursued by livestock workers and feed manufacturers. my country once used β-stimulants (clenbuterol hydrochloride) for a period of time to improve the growth rate, feed conversion rate and carcass lean meat rate of livestock and poultry. However, the use of β-stimulants (commonly known as clenbuterol) has brought two major problems: one is that the incidence of PSE meat and DFD meat in pork increases, and the quality decreases; the other is that β-stimulants will be in pigs and chickens Residues, people will be poisoned if they eat pork, poultry and internal organs containing such residues, and if the intake is too large, it will cause life-th...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A23K20/121A23K20/132A23K40/00A23K50/30
Inventor 陈安国洪奇华杨彩梅
Owner ZHEJIANG UNIV
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