CN102318733A - Preparation method for selenium-enriched feedstuff - Google Patents
Preparation method for selenium-enriched feedstuff Download PDFInfo
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- CN102318733A CN102318733A CN201110240674A CN201110240674A CN102318733A CN 102318733 A CN102318733 A CN 102318733A CN 201110240674 A CN201110240674 A CN 201110240674A CN 201110240674 A CN201110240674 A CN 201110240674A CN 102318733 A CN102318733 A CN 102318733A
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Abstract
The present invention relates to a preparation method for a selenium-enriched feedstuff, which adopts alfalfa as a carrier and is rich in organic selenium. The method comprises that: a selenium content in the selenium-enriched feedstuff is firstly determined; the concentration of applied selenium fertilizer is directly calculated according to a linear equation; then the selenium-enriched alfalfa is cultured according to the concentration of the applied selenium fertilizer; in an initial bloom stage of the alfalfa, the alfalfa is harvested and dried; then the selenium-enriched alfalfa is prepared into grass powder; the grass powder is added to a normal feedstuff according to a certain ratio, wherein the weight of the grass powder is 15% of the weight of the normal feedstuff; the treatment of mixing or pelletizing is performed to prepare a pellet feedstuff with a particle size of 2-4 mm, wherein the pellet feedstuff is the selenium-enriched feedstuff. With the selenium-enriched feedstuff, the selenium nutrition requirements of health growths of livestock and poultries are met, the immunities of livestock and poultries can be enhanced, and the livestock productivity is improved. In addition, the preparation process is simple, the cost is low and the method is easy to popularize.
Description
Technical field:
The present invention relates to the animal and fowl fodder field, particularly a kind of is the preparation method of the Se-enriched feedstuff that is rich in organic selenium of carrier with the alfalfa.
Background technology:
Selenium (Se) has the triple biological functions of nutrition, toxicity and detoxifcation, is called as " life protective agent "; The feed Se content is not enough, not only influences appetite of livestock and poultry, can also reduce immunity and the product quality of livestock and poultry, seriously can cause various diseases; And the territory of China 72% lacks selenium, causes Se content deficiency in the animal feed; For satisfying the selemium nutrition needs of livestock birds health growth, the present livestock and poultry breeding industry of simultaneous adaptation is efficient, the production demand of high yield, high added value, and we have developed livestock and poultry and have used Se-enriched feedstuff.
Current, the mode of production of Se-enriched feedstuff mainly is in the animal conventional feed, directly to add inorganic salts, like sodium selenite (Na
2SeO
3), sodium selenate (Na
2SeO
4Or Na
2SeO
410H
2O), and some patents are disclosed, like CN1074343A, CN1103260A and CN1088745A; Perhaps add the organic preparation, like selenomethionine and reinforcement selenium yeast etc., like disclosed Chinese patent CN1388094.Though inorganic selenium content is expensive low, requirement and dosis toxica differ very little, very easily poison, and application security is poor on producing.Though the organic preparation utilizes safety than inorganic salts, good absorbing, complex manufacturing, with high costs.Therefore, develop a kind of safe, to be rich in the Se-enriched feedstuff of organic selenium efficiently, cheaply significant.
Summary of the invention:
Technical problem to be solved by this invention provide a kind of safe, be rich in the preparation method of the Se-enriched feedstuff of organic selenium efficiently, cheaply, not only can satisfy the selemium nutrition needs of livestock birds health growth; And can strengthen immunity of livestock, improve Production of Livestock and Poultry power, and production technology be simple, with low cost.
Alfalfa (Medicaco sativa L.) is the stronger high-quality feed resource of a kind of selenium rich ability, and the selenium of enrichment in the body mainly exists with organic selenium form.Therefore the inventor utilizes the material conduction of herbage-feed-animal chain (food chain); Through executing selenium, selenium is accumulated on the cauline leaf, again according to the raising poultry nutritive needs to alfalfa; Add in the animal and fowl fodder, thereby satisfy the selemium nutrition demand that livestock birds health is grown.
The present invention realizes the foregoing invention purpose through following technical scheme:
Confirm the Se content level of the required Se-enriched feedstuff of growth of animals or poultry earlier, directly obtain the fertile concentration of the required selenium of using of cultivation of selenium-rich alfalfa according to the linear equation of setting up through test for many years again.Use the fertile concentration cultivation of selenium-rich of this selenium alfalfa then; Treat that the alfalfa initial bloom stage gathers in; After the drying, the rich selenium alfalfa of producing is processed grass meal, the ratio in 15% (percentage by weight) is added mixing in the conventional feed to; Or further process the pellet that particle diameter is 2-4mm, promptly obtain Se-enriched feedstuff.
Said linear equation is: Y=0.0121X+0.2214, R
2=0.9984; Y is the selenium level (mg/kg) of Se-enriched feedstuff, and X is the fertile concentration (mg/kg, 30≤X≤400) of selenium.
Above-mentioned Se-enriched feedstuff preparation method, the cultural method that said rich selenium alfalfa is concrete is following: press the fertile concentration of selenium, with 45kg/667m
2The amount of spraying, and spray should be from alfalfa plant height 18cm the time, whenever sprayed once at a distance from 6 days, connects and spray three times; After at 4 o'clock in afternoon, spraying, need respray like rain in the spray back; And said selenium fertilizer is anhydrous sodium selenite aqueous solution.
The present invention has positive beneficial technical effects:
Se-enriched feedstuff production technology according to the invention is simple; With low cost; And Huang Hetan closed rich grass cultivation Co., Ltd alfalfa production area, meat duck field, Yingyang, Henan Province and Du Bo Yangchang of Zhongmou County, Henan Province test, rate of accuracy reached to 99.98% to the used linear equation of this Se-enriched feedstuff preparation method in Henan Province in 2009～2010 years.And Se-enriched feedstuff organic selenium content of the present invention is stable, do not have any hormone, nontoxic, have no side effect.Feed behind the livestock and poultry, can not only satisfy the selemium nutrition needs that livestock birds health is grown, can also significantly improve immunologic function of livestock and birds, improve quality, put on weight.Se-enriched feedstuff according to the invention is easy to use, and conventional method is raised and got final product.
The specific embodiment:
Embodiment 1: a kind of preparation method of Se-enriched feedstuff
(1) rich selenium alfalfa cultivation: Huang Hetan closed rich grass cultivation Co., Ltd alfalfa production area according to aforementioned linear equation in Henan Province in 2009; According to the horizontal 0.58mg/kg of the required feed selenium of meat duck; The fertile application concentration of the selenium of trying to achieve is that 30mg/kg prepares anhydrous sodium selenite aqueous solution, then with 45kg/667m
2The amount of spraying begins to spray when alfalfa grows to plant height 18cm, whenever sprays once at a distance from 6 days, connects and sprays three times; After at 4 o'clock in afternoon, spraying, need respray like rain in the spray back; Other cultivation management measure is with conventional;
(2) preparation additive rich in selenium: treat that the alfalfa initial bloom stage gathers in, promptly get rich selenium alfalfa; The rich selenium alfalfa that to produce is again dried and is processed grass meal;
(3) preparation feed: add the additive rich in selenium of above-mentioned preparation in meat duck conventional feed mixing in 15% ratio (percentage by weight), process the pellet that particle diameter is 3mm, promptly obtain Se-enriched feedstuff.
With above-mentioned Se-enriched feedstuff in the Yingyang, Henan Province meat duck field, carry out feeding experiment by conventional feeding and management measure, the result shows that Se-enriched feedstuff can not only satisfy the selemium nutrition needs of meat duck, can also make the fleshy duck fodder conversion ratio improve 15.8%.
Embodiment 2: a kind of preparation method of Se-enriched feedstuff
(1) rich selenium alfalfa cultivation: Huang Hetan closed rich grass cultivation Co., Ltd alfalfa production area according to aforementioned linear equation in Henan Province in 2010; According to the horizontal 5.06mg/kg of the required feed selenium of mutton sheep; The fertile application concentration of the selenium of trying to achieve is that 400mg/kg prepares anhydrous sodium selenite aqueous solution, then with 45kg/667m
2The amount of spraying begins to spray when alfalfa grows to plant height 18cm, whenever sprays once at a distance from 6 days, connects and sprays three times; After at 4 o'clock in afternoon, spraying, need respray like rain in the spray back;
(2) preparation additive rich in selenium: treat that the alfalfa initial bloom stage gathers in, promptly get rich selenium alfalfa; Grass meal is processed in the rich selenium alfalfa oven dry that will produce again;
(3) preparation feed: add the additive rich in selenium of above-mentioned preparation in mutton sheep conventional feed mixing in 15% ratio (percentage by weight), promptly obtain Se-enriched feedstuff.
At Zhongmou County, Henan Province Du Bo Yangchang, carry out feeding experiment by conventional feeding and management measure with above-mentioned Se-enriched feedstuff, the result shows that Se-enriched feedstuff can not only satisfy the selemium nutrition needs of mutton sheep, can also make the meat sheep feed conversion ratio improve 20.3%.
Test among above-mentioned each embodiment proves that also Se-enriched feedstuff organic selenium content according to the invention is stable, do not have any hormone, nontoxic, have no side effect, behind the livestock and poultry of feeding, can significantly improve immunologic function of livestock and birds, put on weight, improve quality.
Claims (2)
1. the preparation method of a Se-enriched feedstuff is characterized in that, may further comprise the steps:
(1) cultivation of selenium-rich alfalfa: confirm the selenium content of Se-enriched feedstuff earlier, obtain according to following linear equation again and use the fertile concentration of selenium:
Y＝0.0121X+0.2214，R
2＝0.9984，
Wherein, Y is the selenium content of Se-enriched feedstuff, mg/kg; X is the fertile concentration of selenium, mg/kg, and 30≤X≤400, said selenium fertilizer is anhydrous sodium selenite aqueous solution; Under the fertile concentration of this selenium, cultivate alfalfa then;
(2) preparation additive rich in selenium: treat that alfalfa grows to initial bloom stage and gathers in, after the drying, rich selenium alfalfa is pulverized processed grass meal again;
(3) preparation feed: add the additive rich in selenium of above-mentioned preparation in conventional feed mixing by 15% percentage by weight, or the pellet that particle diameter is 2-4mm is processed in granulation.
2. the preparation method of Se-enriched feedstuff according to claim 1; It is characterized in that; The concrete cultural method of said rich selenium alfalfa is following: the fertile concentration of the selenium of trying to achieve according to said linear equation, when alfalfa grew to plant height 18cm, beginning was with 45kg/667m
2The amount of spraying Spraying Se-fertilizer, whenever sprayed once at a distance from 6 days, connect and to spray three times; After at 4 o'clock in afternoon, spraying, then resprays like rain in the spray back.
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103859166A (en) * | 2014-03-21 | 2014-06-18 | 李林奇 | Organic-selenium-rich animal feed additive and production method thereof |
| CN104397446A (en) * | 2014-12-09 | 2015-03-11 | 重庆综艺制药有限公司 | Selenium-enriched pollution-free compound premix containing amino acid micro element complex compounds for meat animals |
| CN105981939A (en) * | 2015-03-06 | 2016-10-05 | 河南牧业经济学院 | Feed for selenium-enriched beef cattle and raising method of selenium-enriched beef cattle |
| CN105981934A (en) * | 2015-03-01 | 2016-10-05 | 河南牧业经济学院 | Selenium-enriched meat rabbit feed and feeding method thereof |
| CN105981935A (en) * | 2015-03-01 | 2016-10-05 | 河南牧业经济学院 | Selenium-enriched meat chicken feed and feeding method thereof |
| CN105981936A (en) * | 2015-03-01 | 2016-10-05 | 河南牧业经济学院 | Production methods of dairy cow selenium-enriched feed and selenium-enriched milk |
| CN105981937A (en) * | 2015-03-01 | 2016-10-05 | 河南牧业经济学院 | Selenium-enriched sheep feed and feeding method thereof |
| CN105981941A (en) * | 2015-03-06 | 2016-10-05 | 河南牧业经济学院 | Selenium-enriched pig feed and raising method of selenium-enriched pigs |
| CN105981938A (en) * | 2015-03-01 | 2016-10-05 | 河南牧业经济学院 | Selenium-enriched laying hen feed and production method of selenium-enriched eggs |
| CN105981940A (en) * | 2015-03-06 | 2016-10-05 | 河南牧业经济学院 | Selenium-enriched feed for laying ducks and production method of selenium-enriched duck eggs |
| CN106135651A (en) * | 2015-03-15 | 2016-11-23 | 河南牧业经济学院 | Egg goose Se-enriched feedstuff and the production method of selenium-rich goose egg |
| CN106135653A (en) * | 2015-03-15 | 2016-11-23 | 河南牧业经济学院 | Selenium-rich meat goose feed and method for breeding thereof |
| CN106135638A (en) * | 2015-03-15 | 2016-11-23 | 河南牧业经济学院 | Selenium-rich feed of grass carp and cultural method thereof |
| CN106135652A (en) * | 2015-03-15 | 2016-11-23 | 河南牧业经济学院 | Selenium-rich carp feed and cultural method thereof |
| CN106135654A (en) * | 2015-03-15 | 2016-11-23 | 河南牧业经济学院 | Selenium-rich fleshy duck fodder and method for breeding thereof |
| CN110178985A (en) * | 2019-07-10 | 2019-08-30 | 陕西理工大学 | A kind of implantation methods of selenium-enriched alfalfa, selenium-enriched alfalfa feed addictive and preparation method thereof and its application |
-
2011
- 2011-08-22 CN CN201110240674A patent/CN102318733A/en active Pending
Non-Patent Citations (1)
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| 中华人民共和国国家质量监督检验检疫总局: "饲料中硒的允许量", 《中华人民共和国国家标准 GB26418-2010》 * |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103859166A (en) * | 2014-03-21 | 2014-06-18 | 李林奇 | Organic-selenium-rich animal feed additive and production method thereof |
| CN104397446A (en) * | 2014-12-09 | 2015-03-11 | 重庆综艺制药有限公司 | Selenium-enriched pollution-free compound premix containing amino acid micro element complex compounds for meat animals |
| CN105981938A (en) * | 2015-03-01 | 2016-10-05 | 河南牧业经济学院 | Selenium-enriched laying hen feed and production method of selenium-enriched eggs |
| CN105981934A (en) * | 2015-03-01 | 2016-10-05 | 河南牧业经济学院 | Selenium-enriched meat rabbit feed and feeding method thereof |
| CN105981935A (en) * | 2015-03-01 | 2016-10-05 | 河南牧业经济学院 | Selenium-enriched meat chicken feed and feeding method thereof |
| CN105981936A (en) * | 2015-03-01 | 2016-10-05 | 河南牧业经济学院 | Production methods of dairy cow selenium-enriched feed and selenium-enriched milk |
| CN105981937A (en) * | 2015-03-01 | 2016-10-05 | 河南牧业经济学院 | Selenium-enriched sheep feed and feeding method thereof |
| CN105981940A (en) * | 2015-03-06 | 2016-10-05 | 河南牧业经济学院 | Selenium-enriched feed for laying ducks and production method of selenium-enriched duck eggs |
| CN105981939A (en) * | 2015-03-06 | 2016-10-05 | 河南牧业经济学院 | Feed for selenium-enriched beef cattle and raising method of selenium-enriched beef cattle |
| CN105981941A (en) * | 2015-03-06 | 2016-10-05 | 河南牧业经济学院 | Selenium-enriched pig feed and raising method of selenium-enriched pigs |
| CN106135651A (en) * | 2015-03-15 | 2016-11-23 | 河南牧业经济学院 | Egg goose Se-enriched feedstuff and the production method of selenium-rich goose egg |
| CN106135653A (en) * | 2015-03-15 | 2016-11-23 | 河南牧业经济学院 | Selenium-rich meat goose feed and method for breeding thereof |
| CN106135638A (en) * | 2015-03-15 | 2016-11-23 | 河南牧业经济学院 | Selenium-rich feed of grass carp and cultural method thereof |
| CN106135652A (en) * | 2015-03-15 | 2016-11-23 | 河南牧业经济学院 | Selenium-rich carp feed and cultural method thereof |
| CN106135654A (en) * | 2015-03-15 | 2016-11-23 | 河南牧业经济学院 | Selenium-rich fleshy duck fodder and method for breeding thereof |
| CN110178985A (en) * | 2019-07-10 | 2019-08-30 | 陕西理工大学 | A kind of implantation methods of selenium-enriched alfalfa, selenium-enriched alfalfa feed addictive and preparation method thereof and its application |
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Inventor after: Hu Huafeng Inventor after: Liu Guizhen Inventor after: Jie Xiaolei Inventor after: Li Ming Inventor after: Cang Jincan Inventor after: Yang Jianping Inventor after: Feng Guangpeng Inventor after: Huang Yubo Inventor after: Zhao Jing Inventor before: Hu Huafeng Inventor before: Zhao Jing Inventor before: Jia Gaihua Inventor before: Liu Guizhen Inventor before: Jie Xiaolei Inventor before: Li Ming Inventor before: Cang Jincan Inventor before: Yang Jianping Inventor before: Feng Guangpeng Inventor before: Huang Yubo |
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Free format text: CORRECT: INVENTOR; FROM: HU HUAFENG JIA GAIHUA LIU GUIZHEN JIE XIAOLEI LI MING ZANG JINCAN YANG JIANPING FENG GUANGPENG HUANG YUBO ZHAO JING TO: HU HUAFENG LIU GUIZHEN JIE XIAOLEI LI MING ZANG JINCAN YANG JIANPING FENG GUANGPENG HUANG YUBO ZHAO JING |
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Application publication date: 20120118 |