CN102598972A - Selenium-enriched corn stalks and production method thereof - Google Patents
Selenium-enriched corn stalks and production method thereof Download PDFInfo
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Abstract
The invention discloses selenium-enriched corn stalks and a production method thereof. The content of selenium in the selenium-enriched corn stalks ranges from 10 mug/kg to 200ug/kg, and the content of organic selenium is larger than or equal to 70%. The production method includes: when each of corn seedlings subjected to final singling grows 5-6 visible leaves, using 100ml of selenium-enriched biological agent diluted with water 500 times of the biological agent in volume to spray the corn leaves for each acre; when each plant grow 13-14 visible leaves before sprouting of corn male ears, using 300ml of the selenium-enriched biological agent diluted with the water 500 times of the biological agent in volume to spray the corn leaves for each acre; and obtaining selenium-enriched corn stalks after harvesting. Inorganic selenium is converted into organic selenium by microbiological treatment, the organic selenium is then sprayed to plant leaves, and accordingly environment pollution caused by traditional direct supplement of inorganic selenium, such as sodium selenite and the lie, is avoided, produced corn stalks are stable in selenium content and can be used as selenium-enriched animal feed and edible fungus culture medium, safe and selenium-supplementing livestock and edible-fungus products are provided for human, and the selenium-enriched corn stalks have positive significance of improving human selenium level and preventing and treating diseases.
Description
Technical field
The invention belongs to the Se-rich farm products production technical field, particularly a kind of selenium-rich corn stalk and production method thereof.
Technical background
Selenium is the human body trace elements necessary, is a kind of multi-functional life nutritive element, has anti-oxidant; Regulate organism metabolism, improve immunity of organisms and premunition, improve and breed function; The opposing tumour; Prevent and treat endemic (like Keshan disease, Kaschin-Beck disease), delay senility multiple functions such as the poisonous element of antagonism.In recent years research shows that being related of the structure of selenium and cardiovascular system, function and disease thereof is close.Selenium enzyme-glutathione peroxidase has the reduction peroxide, anti peroxidation of lipid, the effect of protection cell membrane.Heart is very sensitive to lacking selenium, and selenium deficiency can cause MDA to be piled up, and the LDL oxidation damage impels the angiocardiopathy incidence and development.The incidence and development that lacks angiocardiopathies such as selenium and Keshan disease, atherosclerotic, coronary heart disease all has tangible correlation.
The people of nearly more than 40 countries and regions, the whole world is in poor selenium, low selenium band.China has more than 70% area, about 700,000,000 people be in poor selenium and low selenium district.Therefore, mending selenium is the requisite measure of these regional population healths.It is reported; National at present selenium mean intake of being grown up is 26.6 microgram/days only; Almost only reach the necessary amounts lower limit 1/2 with 1/10 of better level; Therefore most people need increase the intake of selenium as early as possible, and should mend selenium throughout one's life, and mend the approach that selenium is relatively safe " multi-pronged " through the food of rich selenium.Regulation in " dietary guidelines of nutrient supply and China in the every day meals " that Chinese Soclety of Nutrition is recommended, the adult and teenager of essential intake of the day of selenium is 50 micrograms, children be 20 (1-3 year) to 40 (4-6 year) microgram, the baby is the 15-20 microgram.Now, rational exploitation and utilization selenium resource, produce selenium-enriched health care article and natural selenium-rich food, become a new focus of China's health food industry gradually.
At present, " selenium yeast " of U.S.'s exploitation, kind (Centrum) the selemium nutrition additive and domestic of depositing
" rich selenium health ", " health must selenium " though etc. product belong to biological technology products, do not meet the food consumption present situation that large tracts of land lacks the selenium crowd, more can not become and lack effectively replenishing of the human selemium nutrition in selenium area.The academician such as Lu Liangshu, Li Zhensheng are pointed out, improving food chain selenium level is the basic outlet of regulating and control selemium nutrition and the relevant selenium deficiency disease of prevention from the source, and appeals to strengthen the Se-rich farm products exploitation; Through common crop production selenium is organised, set up the human selemium nutrition pattern of daily food intake, strengthen rich selenium food production; Have important commercial and economic worth, and build up people's health especially, (Lu Liang pardons the academician to the needs of protection people ' s health; The pollution-free food communication, on June 20th, 1999).
Relevant result of laboratory test shows, maize straw contains carbohydrate more than 30%, 2%～4% protein and the fat of 0.5%-1%, but both ensilings also can directly be fed.With regard to herbivore, 2 kilograms maize straw net energy for gain is equivalent to 1 kilogram corn kernel, particularly after ensiling, yellow storage, ammonification and saccharification etc. are handled, can increase operation rate, and benefit will be more considerable.According to researching and analysing, contained digestible energy is 2235.8 kilojoule per kilogram in the maize straw, and nutritious, and gross energy and herbage are suitable.In addition, maize straw shines after the dry grinding or important edible fungus culturing base-material, can cultivate more than ten kind of mushrooms such as mushroom, flat mushroom, coprinus comatus, straw mushroom, Agaricus Bisporus, Agaricus blazei Murrill.But traditional maize straw Se content is not enough; Can not transform additive as rich selenium and mend the selenium product safely and effectively for the mankind provide; Though have public technology that inorganic seleniums such as sodium selenite are sprayed directly on to the corn blade face or in soil, use; Not only the validity of selenium is low, and is less economical, but also can cause Se content in the soil too high and cause environmental pollution.
Summary of the invention
The object of the invention is to provide a kind of selenium-rich corn stalk and production method thereof; Solved in the prior art maize straw Se content not enough and difficulty carry out problems such as rich selenium cultivation, can be used as rich selenium animal feed, the edible fungus culturing base-material is human fowl poultry, the edible fungus that safe selenium-complement is provided.
For realizing above-mentioned purpose, the technical scheme that the present invention adopts is following:
A kind of selenium-rich corn stalk and production method thereof, the Se content that it is characterized in that said selenium-rich corn stalk is between 10-200 μ g/kg, and organic selenium content >=70%.
Another object of the present invention is to provide the production method of above-mentioned selenium-rich corn stalk, comprise the steps:
When 1) after the corn final singling, having the visible leaf of 5-6 sheet, after every mu of ground adds 500 times of dilutions of water with 100ml Se-enriched bio preparation corn is carried out foliage-spray;
2) before maize male ears is extracted out, during visible leaf 13-14 sheet, after every mu of ground adds 500 times of dilutions of water with 300ml Se-enriched bio preparation corn is carried out foliage-spray;
3) obtain the selenium-rich corn stalk after the results.
Said Se-enriched bio preparation adopts following technology to process:
(1) by weight, 2-3 parts of pig manures or 0.5-1 part of chicken manure, 1-2 parts in sheep excrement, colza cake or 0.5-1 part of soybean cake, the former dew of EM are dropped into fermentation vat for 0.05-0.1 part, add 1-2 parts in water, add a cover fermentation 30-40 days, to there not being stink;
(2) add 8-9 parts in water, continue fermentation 20-40 days, the solid constituent to batching dissolves;
(3) get zymotic fluid 100-200 orders and filter, get Se-enriched bio preparation mother liquor;
(4) add sodium selenite 5-10 kg by 100 L mother liquors, dissolve and stir, do not have deposition, after reacting completely the Se-enriched bio preparation.
Beneficial effect of the present invention: the present invention is through being converted into organic selenium with inorganic selenium through microbiological treatment; Spray again in plant leaf surface; Overcome the environmental pollution that traditional inorganic seleniums such as directly additional sodium selenite cause; The maize straw Se content of producing is stable, can be used as rich selenium animal feed, the edible fungus culturing base-material is human fowl poultry, the edible fungus that safe selenium-complement is provided, to improve crowd's selenium level, preventing and curing diseases has positive effect.The method of production selenium-rich corn stalk provided by the invention is implemented simple, and cost price is low, and is workable, can realize standardized production, has remarkable economic efficiency and social benefit.
Embodiment
Below in conjunction with instance the present invention is made further specific descriptions:
Embodiment 1
Produce earlier the Se-enriched bio preparation according to the following steps:
(1) by weight, pig manure 250kg, sheep excrement 100kg, colza cake 50kg, the former dew of EM 5L are dropped into fermentation vat, add water 150kg, add a cover fermentation 30 days, to there not being stink;
(2) add water 800kg, continue fermentation 30 days, the solid constituent to batching dissolves;
(3) get zymotic fluid 200 orders and filter, get Se-enriched bio preparation mother liquor;
(4) add sodium selenite 6 kg by 100 L mother liquors, dissolve and stir, do not have deposition, after reacting completely the Se-enriched bio preparation.
The production method that this Se-enriched bio preparation is used for the selenium-rich corn stalk is: under the Routine Management cultivation condition; When after the corn final singling, having the visible leaf of 5-6 sheet; Select after cloudy day or at 4 o'clock in afternoon, after every mu of ground adds 500 times of dilutions of water with 100ml Se-enriched bio preparation corn is carried out foliage-spray; Before maize male ears is extracted out, during visible leaf 13-14 sheet, select after cloudy day or at 4 o'clock in afternoon, after every mu of ground adds 500 times of dilutions of water with 300ml Se-enriched bio preparation corn is carried out foliage-spray.Spray in back 24 hours in case of raining, fill spray once, consumption reduces by half.
The Se content of the maize straw of cultivating through said method can reach about 100 mg/kg, and wherein the ratio of the shared total selenium of organic selenium more than 70%.
Embodiment 2
Produce earlier the Se-enriched bio preparation according to the following steps:
(1) by weight, chicken manure 200kg, sheep excrement 100kg, soybean cake 50kg, the former dew of EM 8L are dropped into fermentation vat, add water 150kg, add a cover fermentation 40 days, to there not being stink;
(2) add water 800kg, continue fermentation 30 days, the solid constituent to batching dissolves;
(3) get zymotic fluid 200 orders and filter, get Se-enriched bio preparation mother liquor;
(4) add sodium selenite 10 kg by 100 L mother liquors, dissolve and stir, do not have deposition, after reacting completely the Se-enriched bio preparation.
The production method that this Se-enriched bio preparation is used for the selenium-rich corn stalk is: under the Routine Management cultivation condition; When after the corn final singling, having the visible leaf of 5-6 sheet; Select after cloudy day or at 4 o'clock in afternoon, after every mu of ground adds 500 times of dilutions of water with 100ml Se-enriched bio preparation corn is carried out foliage-spray; Before maize male ears is extracted out, during visible leaf 13-14 sheet, select after cloudy day or at 4 o'clock in afternoon, after every mu of ground adds 500 times of dilutions of water with 300ml Se-enriched bio preparation corn is carried out foliage-spray.Spray in back 24 hours in case of raining, fill spray once, consumption reduces by half.
The Se content of the maize straw of cultivating through said method can reach about 200 mg/kg, and wherein the ratio of the shared total selenium of organic selenium more than 70%.
Claims (3)
1. selenium-rich corn stalk and production method thereof, it is characterized in that: the Se content of said selenium-rich corn stalk is between 10-200 μ g/kg, and organic selenium content >=70%.
2. a kind of selenium-rich corn stalk according to claim 1 and production method thereof, it is characterized in that: production method comprises the steps:
When 1) after the corn final singling, having the visible leaf of 5-6 sheet, after every mu of ground adds 500 times of dilutions of water with 100ml Se-enriched bio preparation corn is carried out foliage-spray;
2) before maize male ears is extracted out, during visible leaf 13-14 sheet, after every mu of ground adds 500 times of dilutions of water with 300ml Se-enriched bio preparation corn is carried out foliage-spray;
3) obtain the selenium-rich corn stalk after the results.
3. a kind of selenium-rich corn stalk according to claim 2 and production method thereof is characterized in that: said Se-enriched bio preparation adopts following technology to process:
(1) by weight, 2-3 parts of pig manures or 0.5-1 part of chicken manure, 1-2 parts in sheep excrement, colza cake or 0.5-1 part of soybean cake, the former dew of EM are dropped into fermentation vat for 0.05-0.1 part, add 1-2 parts in water, add a cover fermentation 30-40 days, to there not being stink;
(2) add 8-9 parts in water, continue fermentation 20-40 days, the solid constituent to batching dissolves;
(3) get zymotic fluid 100-200 orders and filter, get Se-enriched bio preparation mother liquor;
(4) add sodium selenite 5-10 kg by 100 L mother liquors, dissolve and stir, do not have deposition, after reacting completely the Se-enriched bio preparation.
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102763787A (en) * | 2012-08-15 | 2012-11-07 | 苏州硒谷科技有限公司 | Production method for selenium-rich cow feed and selenium-rich milk |
| CN103843562A (en) * | 2014-02-25 | 2014-06-11 | 安徽硒谷生物科技有限公司 | Selenium-rich corn flour and production method thereof |
| CN103859166A (en) * | 2014-03-21 | 2014-06-18 | 李林奇 | Organic-selenium-rich animal feed additive and production method thereof |
| CN104119117A (en) * | 2014-05-21 | 2014-10-29 | 广西喷施宝股份有限公司 | Preparation method of selenium-rich humic acid water soluble fertilizer |
| CN104380961A (en) * | 2014-10-30 | 2015-03-04 | 灵璧县林汇家禽育种有限责任公司 | Planting method for selenium-enriched maize |
| CN104397334A (en) * | 2014-11-07 | 2015-03-11 | 安徽玉龙新材料科技有限公司 | Method for producing selenium-rich pellet feed by selenium-rich crop straw |
| CN104431316A (en) * | 2014-11-07 | 2015-03-25 | 安徽玉龙新材料科技有限公司 | Method for producing selenium-enriched silage by utilizing selenium-enriched crop straws |
| CN104521396A (en) * | 2014-12-17 | 2015-04-22 | 韩永明 | Cultivation method of selenium-rich waxy corn |
| CN104557305A (en) * | 2014-12-29 | 2015-04-29 | 河南牧业经济学院 | Selenium-rich agaricus bisporus cultivation material and preparation method thereof |
| CN104557304A (en) * | 2014-12-29 | 2015-04-29 | 河南牧业经济学院 | Selenium-rich shii-take cultivation material and preparation method thereof |
| CN104591889A (en) * | 2014-12-29 | 2015-05-06 | 河南牧业经济学院 | Selenium-enriched oyster mushroom cultivation material and preparation method thereof |
| CN106748509A (en) * | 2016-12-30 | 2017-05-31 | 四川俊成生态农业开发有限公司 | A kind of preparation method of Se-enriched bio-organic fertilizer |
| CN114431186A (en) * | 2020-10-30 | 2022-05-06 | 内蒙古伊利实业集团股份有限公司 | Feeding method for increasing selenium content in milk |
-
2012
- 2012-01-10 CN CN 201210005201 patent/CN102598972A/en active Pending
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102763787A (en) * | 2012-08-15 | 2012-11-07 | 苏州硒谷科技有限公司 | Production method for selenium-rich cow feed and selenium-rich milk |
| CN103843562A (en) * | 2014-02-25 | 2014-06-11 | 安徽硒谷生物科技有限公司 | Selenium-rich corn flour and production method thereof |
| CN103859166A (en) * | 2014-03-21 | 2014-06-18 | 李林奇 | Organic-selenium-rich animal feed additive and production method thereof |
| CN104119117A (en) * | 2014-05-21 | 2014-10-29 | 广西喷施宝股份有限公司 | Preparation method of selenium-rich humic acid water soluble fertilizer |
| CN104380961A (en) * | 2014-10-30 | 2015-03-04 | 灵璧县林汇家禽育种有限责任公司 | Planting method for selenium-enriched maize |
| CN104431316A (en) * | 2014-11-07 | 2015-03-25 | 安徽玉龙新材料科技有限公司 | Method for producing selenium-enriched silage by utilizing selenium-enriched crop straws |
| CN104397334A (en) * | 2014-11-07 | 2015-03-11 | 安徽玉龙新材料科技有限公司 | Method for producing selenium-rich pellet feed by selenium-rich crop straw |
| CN104521396A (en) * | 2014-12-17 | 2015-04-22 | 韩永明 | Cultivation method of selenium-rich waxy corn |
| CN104521396B (en) * | 2014-12-17 | 2017-11-28 | 山西省农业科学院玉米研究所 | A kind of waxy corn selenium-enriching cultivation method |
| CN104557305A (en) * | 2014-12-29 | 2015-04-29 | 河南牧业经济学院 | Selenium-rich agaricus bisporus cultivation material and preparation method thereof |
| CN104557304A (en) * | 2014-12-29 | 2015-04-29 | 河南牧业经济学院 | Selenium-rich shii-take cultivation material and preparation method thereof |
| CN104591889A (en) * | 2014-12-29 | 2015-05-06 | 河南牧业经济学院 | Selenium-enriched oyster mushroom cultivation material and preparation method thereof |
| CN106748509A (en) * | 2016-12-30 | 2017-05-31 | 四川俊成生态农业开发有限公司 | A kind of preparation method of Se-enriched bio-organic fertilizer |
| CN114431186A (en) * | 2020-10-30 | 2022-05-06 | 内蒙古伊利实业集团股份有限公司 | Feeding method for increasing selenium content in milk |
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Application publication date: 20120725 |