CN108863490A - A kind of selenium-enriched foliage fertilizer and preparation method thereof improving tea leaf quality - Google Patents

A kind of selenium-enriched foliage fertilizer and preparation method thereof improving tea leaf quality Download PDF

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Publication number
CN108863490A
CN108863490A CN201810934513.8A CN201810934513A CN108863490A CN 108863490 A CN108863490 A CN 108863490A CN 201810934513 A CN201810934513 A CN 201810934513A CN 108863490 A CN108863490 A CN 108863490A
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China
Prior art keywords
selenium
enriched
earthworm
foliage fertilizer
tea
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CN201810934513.8A
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Chinese (zh)
Inventor
林斌
王�琦
黄菊青
官雪芳
徐庆贤
钱蕾
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Institute of Agricultural Engineering Technology of Fujian Academy of Agricultural Sciences
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Institute of Agricultural Engineering Technology of Fujian Academy of Agricultural Sciences
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Priority to CN201810934513.8A priority Critical patent/CN108863490A/en
Publication of CN108863490A publication Critical patent/CN108863490A/en
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    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05DINORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE
    • C05D9/00Other inorganic fertilisers
    • C05D9/02Other inorganic fertilisers containing trace elements
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01CPLANTING; SOWING; FERTILISING
    • A01C21/00Methods of fertilizing, sowing or planting
    • A01C21/005Following a specific plan, e.g. pattern
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K67/00Rearing or breeding animals, not otherwise provided for; New breeds of animals
    • A01K67/033Rearing or breeding invertebrates; New breeds of invertebrates
    • A01K67/0332Earthworms

Abstract

The present invention relates to a kind of selenium-enriched foliage fertilizer and preparation method thereof for improving tea leaf quality, the preparation method of selenium-enriched foliage fertilizer includes raising selenium-enriched earthworm, cleaning treatment selenium-enriched earthworm, preparation selenium-enriched earthworm mixed liquor, prepares tea powder, prepares selenium-enriched foliage fertilizer.The present invention takes full advantage of the inorganic selenium biotransformation efficiency height of earthworm and is rich in the advantage of protein and amino acid in vivo, and without exogenous enzymes intervention, the characteristics of vivo protein being digested as amino acid, as Foliar Spraying in organic selenium and amino acid content in tealeaves on the blade of tea tree, can be promoted.Operating technology is easy, without exogenous enzymes intervention, do not mix any inorganic or organic solvent.And have production cost low, the advantages of peasant household can voluntarily prepare foliar fertilizer.The tea products produced using foliar fertilizer of the present invention, meet the standard of national Se rich tea.

Description

A kind of selenium-enriched foliage fertilizer and preparation method thereof improving tea leaf quality
Technical field
The present invention relates to a kind of fertilizer and preparation method thereof, and in particular to it is a kind of improve tea leaf quality selenium-enriched foliage fertilizer and Preparation method.
Background technique
Selenium element is the essential trace element of human body, has and improves the immunity of the human body, prevents canceration, protection and repair cell Equal biological functions.Selenium is the rare element of nature, and human body can only pass through selenium member needed for food and drinking-water intake supplement body Element.However, the natural selenium element content in China major part region is insufficient, soil selenium-containing amount is in 0.6 mg/kg hereinafter, just belonging to In poor selenium soil, the territory in China 72% all belongs to poor selenium or selenium deficiency soil.Serious selenium deficiency food is taken in for a long time, necessarily will cause selenium Lack disease.It is respectively 70 micro- grams/day and 55 micro- grams/day that the daily intake (RDI) of adult men and women's selenium is recommended in the U.S., and Britain It is then 75 micro- grams/day and 60 micro- grams/day.Adult's intake that Chinese Soclety of Nutrition is recommended is 50~200 micro- grams/day.Research Show adult recommend daily supplement 25 micrograms organic selenium, and selenium deficiency adult can 50 microgram of daily iron supplement organic selenium, have Conducive to immunity of organisms is promoted, build up health.Selenium-enriched food becomes an important channel of supplement organic selenium in recent years.
Effect of the amino acid in food is very important, has plenty of flavoring agent, has plenty of nutrition fortifier, and what is had plays increasing Perfume effect etc..The amino acid for containing about 1%~4% in tealeaves, has direct and important relationship with the quality of tealeaves, important Degree be almost indispensable.The taste of Amino Acids in Tea all has the characteristics that fresh, refreshing, sweet tea mostly, and partial amino-acid is also It is slightly slightly sour.If amino acid content is higher in tealeaves, mouthfeel will show fresh, refreshing, sweet tea, if having pungent taste Tea polyphenols content it is also relatively appropriate, then the mouthfeel of this tea just shows the refreshing feature of alcohol.
Tea is the long famous beverage of the distinctive history in China, and at home and abroad all over pin, the whole world has a large amount of crowd to maintain The habit drunk tea daily.With the change of social development and people's idea, consumer proposes the mouthfeel and health value of tea product Higher requirement is gone out.And cultural method traditional at present can not cope with the tree plant cultivation of large area, excessive chemical fertilizer and pesticide The quality for causing tealeaves declines year by year.How tea leaf quality is promoted by simple and effective method to have become a hot topic of research.This Invention provide an easy method, can by promoted tealeaves in amino acid content, come strengthen tealeaves mouthfeel and its Nutritional quality;And the content of the organic selenium in tealeaves is improved simultaneously, it allows consumer while sampling tea, appropriately supplements organic Selenium strengthens constitution.
Summary of the invention
The purpose of the present invention is:A kind of selenium-enriched foliage fertilizer and preparation method thereof improving tea leaf quality is provided.With selenium-rich earthworm Earthworm and fannings are the selenium-rich amino acid foliar fertilizer of raw material, and preparation method is easy, can voluntarily be prepared by tree plant cultivation peasant household, sufficiently The intracorporal abundant enzyme class of earthworm is utilized to convert animal/vegetable protein, prepares good richness with extremely low production cost Selenoaminoacid foliar fertilizer.The foliar fertilizer is sprayed by science, growth of tea plant can be promoted, is prepared rich in organic selenium and amino acid High-quality tea has had both mouthfeel and nutrient health effect, has good market potential.
Multiple studies have shown that earthworm has good inorganic selenium biotransformation efficiency, the inorganic selenium in feed can be converted As internal good organic selenium.Moreover, adult earthworm, by measurement, internal main component is that (content accounts for about dry weight to protein 53.5%~65.1%) and fatty (content is about 4.4%~17.38%) and the mineral such as amino acid abundant and calcium, phosphorus Prime element.Therefore, earthworm is widely regarded as a good high protein animal feed, and can be used for drug and health product Exploitation.Present invention utilizes the inorganic selenium biotransformation efficiency height of earthworm and in vivo be rich in protein and amino acid advantage, with And without exogenous enzymes intervention, the characteristics of vivo protein being digested as amino acid;Meanwhile No. two earthworms are put down greatly Earthworm has cellulase abundant etc. for a long time using plant as food source in vivo, can be used for decomposing tea powder, promotes tea albumen and ammonia The dissolution of base acid.The present invention innovatively prepares the amino acid foliage fertilizer of selenium-rich with simple and easy method, and is used for tree plant cultivation, can The organic selenium and amino acid content in tealeaves are promoted simultaneously, produce the Se rich tea of Luzhou-flavor.
To achieve the above object, the present invention adopts the following technical scheme that:
The preparation method of the selenium-enriched foliage fertilizer of a kind of raising tea leaf quality of the invention, it is characterised in that operating procedure is such as Under:
(1) selenium-enriched earthworm is raised:Using containing quality ratio be 1% sodium selenite Se-enriched feedstuff stromal feeders earthworm, when Between no less than 2 months, so that the sodium selenite in feed is transformed into the intracorporal organic selenium of earthworm, raising becomes selenium-enriched earthworm;
(2) cleaning treatment selenium-enriched earthworm:By the living body of step (1) selenium-enriched earthworm, be placed in mass concentration be 0.1%~ It is impregnated 5~8 hours in 0.3% saline solution, makes the soil in its discharge enteron aisle, then wash away the miscellaneous of earthworm body surface with clear water Matter, the selenium-enriched earthworm after obtaining cleaning treatment;
(3) selenium-enriched earthworm mixed liquor is prepared:Selenium-enriched earthworm after taking step (2) cleaning treatment mixes earthworm and clear water, Historrhexis is carried out using juice extractor, selenium-enriched earthworm mixed liquor is made;
(4) tea powder is prepared:The fannings generated during tea processing is taken, is further crushed, 50~80 meshes is crossed, obtains tea Powder.
(5) selenium-enriched foliage fertilizer is prepared:Selenium-enriched earthworm mixed liquor made from step (3) is taken, and tea powder made from step (4), Loaded on mixing in container, 24-48 hours are stood in 40-60 DEG C of water bath equipment, each stirring is primary sooner or later;Then, it is placed in boiling 5-20 minutes in water, inactivator is protected from light under room temperature and saves to get selenium-enriched foliage fertilizer is arrived.
Wherein, the kind of selenium-enriched earthworm described in step (1) is to put down No. two earthworms greatly.
Se-enriched feedstuff matrix described in step (1) be fermentation after animal wastes, edible fungi residue, green grass, garden stuff processing One of by-product is a variety of.
Earthworm and clear water are mixed described in step (3), the mass ratio of earthworm and clear water is 1:3.
Prepare selenium-enriched foliage fertilizer described in step (5), the mass ratio of earthworm mixed liquor and tea powder is 3~5:1.
A kind of using effect of the selenium-enriched foliage fertilizer of raising tea leaf quality in order to further illustrate the present invention, will adopt below The foliar fertilizer processing tealeaves prepared with method of the invention is compared with the quality for the control tealeaves for spraying clear water, as a result such as table Shown in 1.
Table 1 sprays the quality preservation table for compareing tealeaves with clear water using foliar fertilizer processing tealeaves of the invention
Note:Tested variety is Wuyi obtuseleaf cinnamom bark, and each 10 mu of tea place of participating in the experiment extracts each 1 kilogram of fresh tea.Test result shows Foliar fertilizer of the invention can be obviously improved amino acid and organic selenium content in tealeaves, to improve tea leaf quality.
Advantages of the present invention and beneficial effect:
1) present invention improves the selenium-enriched foliage fertilizer of tea leaf quality, without the intervention of exogenous enzymes or any inorganic or organic The participation of solvent, therefore production cost is low, and production can be voluntarily prepared by peasant household.
2) present invention takes full advantage of the inorganic selenium biotransformation efficiency height of earthworm and in vivo rich in protein and amino acid Advantage, and without exogenous enzymes intervention, the characteristics of vivo protein being digested as amino acid;Meanwhile No. two earthworms flat greatly have cellulase abundant etc. in vivo, can be used for decomposing tea powder, promote for a long time using plant as food source The dissolution of tea albumen and amino acid.
3) preparation method relative to other Se rich teas, using selenium-enriched foliage fertilizer prepared by the present invention, due to higher ammonia Base acid content and more reasonable amino acid ratio, the Se rich tea of production, by organoleptic analysis, fragrance is stronger, drinks Excellent quality.
4) present invention can promote organic selenium and amino acid content in tealeaves, prepare the Se rich tea of Luzhou-flavor, will be emerging Vermiculture industry is effectively docked with traditional tealeaves cultivation industry, while also providing the tealeaves for having more potentiality for market New product meets the production needs of organic tea, it can be achieved that industrialization production.
Specific embodiment
The present invention will be further described in detail below with reference to specific embodiments.
Embodiment 1:A kind of preparation method for the selenium-enriched foliage fertilizer improving tea leaf quality, includes the following steps:
(1) selenium-enriched earthworm is raised:Using containing quality ratio be 1% sodium selenite Se-enriched feedstuff stromal feeders earthworm, when Between be 2 months, so that the sodium selenite in feed is transformed into the intracorporal organic selenium of earthworm, raising becomes selenium-enriched earthworm;Described Se-enriched feedstuff matrix:One of animal wastes, edible fungi residue, green grass, garden stuff processing by-product after fermentation are a variety of;
(2) cleaning treatment selenium-enriched earthworm:By the living body of step (1) selenium-enriched earthworm, it is placed in the salt that mass concentration is 0.2% It is impregnated 6 hours in water, makes the soil in its discharge enteron aisle, the impurity of earthworm body surface is then washed away with clear water, obtain cleaning treatment Selenium-enriched earthworm afterwards;
(3) selenium-enriched earthworm mixed liquor is prepared:Selenium-enriched earthworm after taking step (2) cleaning treatment, by earthworm and clear water quality Than 1:1 mixing carries out historrhexis using juice extractor, selenium-enriched earthworm mixed liquor is made;
(4) tea powder is prepared:The fannings generated during tea processing is taken, is further crushed, 80 meshes is crossed, obtains tea powder.
(5) selenium-enriched foliage fertilizer is prepared:Selenium-enriched earthworm mixed liquor made from step (3) is taken, and tea powder made from step (4), It is 4 by earthworm mixed liquor and the mass ratio of tea powder:1, loaded on mixing in container, 48 hours are stood in 50 DEG C of water bath equipment, Sooner or later each stirring is primary;Then, it is placed in boiling water 5 minutes, inactivator is protected from light under room temperature and saves to get selenium-enriched foliage fertilizer;
The application method of selenium-enriched foliage fertilizer of the present invention:Clear water is added to dilute 100-500 times selenium-enriched foliage fertilizer of the invention, Tea shoots lamina initial stage between harvesting previous cycle, is sprayed on the blade face of tea tree, and spraying number is 2 times, can effectively mention Rise organic selenium and amino acid content in tealeaves;The tealeaves of harvest is the tealeaves of high organic selenium and amino acid content.
Embodiment 2:A kind of preparation method for the selenium-enriched foliage fertilizer improving tea leaf quality, includes the following steps:
(1) selenium-enriched earthworm is raised:Using containing quality ratio be 1% sodium selenite Se-enriched feedstuff stromal feeders earthworm, when Between be 2 months, so that the raising of the sodium selenite in feed is transformed into the intracorporal organic selenium of earthworm, raising becomes selenium-enriched earthworm;
(2) cleaning treatment selenium-enriched earthworm:By the living body of step (1) selenium-enriched earthworm, it is placed in the salt that mass concentration is 0.3% It is impregnated 5 hours in water, makes the soil in its discharge enteron aisle, the impurity of earthworm body surface is then washed away with clear water, obtain cleaning treatment Selenium-enriched earthworm afterwards;
(3) selenium-enriched earthworm mixed liquor is prepared:Selenium-enriched earthworm after taking step (2) cleaning treatment, by earthworm and clear water quality Than 1:1 mixing carries out historrhexis using juice extractor, selenium-enriched earthworm mixed liquor is made;
(4) tea powder is prepared:The fannings generated during tea processing is taken, is further crushed, 60 meshes is crossed, obtains tea powder.
(5) selenium-enriched foliage fertilizer is prepared:Selenium-enriched earthworm mixed liquor made from step (3) is taken, and tea powder made from step (4), It is 3 by earthworm mixed liquor and the mass ratio of tea powder:1, loaded on mixing in container, 36 hours are stood in 50 DEG C of water bath equipment, Sooner or later each stirring is primary;Tea powder is further decomposed using the cellulase of earthworm itself, promotes the protein and ammonia in tea powder The dissolution of base acid;Meanwhile enzyme is enriched contained in earthworm further by protein digestion at amino acid and a small amount of polypeptide, so Afterwards, it is placed in boiling water 10 minutes, inactivator is protected from light under room temperature and saves to get selenium-enriched foliage fertilizer is arrived.

Claims (6)

1. a kind of preparation method for the selenium-enriched foliage fertilizer for improving tea leaf quality, which is characterized in that operating procedure is as follows:
(1) selenium-enriched earthworm is raised:Using the Se-enriched feedstuff stromal feeders earthworm for containing quality ratio being 1% sodium selenite, the time is not Less than 2 months, the sodium selenite in feed is made to transform into the intracorporal organic selenium of earthworm, raising becomes selenium-enriched earthworm;
(2) cleaning treatment selenium-enriched earthworm:By the living body of step (1) selenium-enriched earthworm, being placed in mass concentration is 0.1%~0.3% It is impregnated 5~8 hours in saline solution, makes the soil in its discharge enteron aisle, the impurity of earthworm body surface is then washed away with clear water, obtained clear Clean treated selenium-enriched earthworm;
(3) selenium-enriched earthworm mixed liquor is prepared:Selenium-enriched earthworm after taking step (2) cleaning treatment mixes earthworm and clear water, utilizes Juice extractor carries out historrhexis, and selenium-enriched earthworm mixed liquor is made;
(4) tea powder is prepared:The fannings generated during tea processing is taken, is further crushed, 50~80 meshes is crossed, obtains tea powder;
(5) selenium-enriched foliage fertilizer is prepared:Selenium-enriched earthworm mixed liquor made from step (3) is taken, with tea powder made from step (4), is loaded on It is mixed in container, stands 24-48 hours in 40-60 DEG C of water bath equipment, each stirring is primary sooner or later;Then, it is placed in boiling water 5-20 minutes, inactivator was protected from light under room temperature and saves to get selenium-enriched foliage fertilizer is arrived.
2. a kind of preparation method of selenium-enriched foliage fertilizer for improving tea leaf quality according to claim 1, which is characterized in that step Suddenly the kind of selenium-enriched earthworm described in (1) is to put down No. two earthworms greatly.
3. a kind of preparation method of selenium-enriched foliage fertilizer for improving tea leaf quality according to claim 1, which is characterized in that step Suddenly Se-enriched feedstuff matrix described in (1) be animal wastes after fermentation, edible fungi residue, green grass, in garden stuff processing by-product It is one or more.
4. a kind of preparation method of selenium-enriched foliage fertilizer for improving tea leaf quality according to claim 1, which is characterized in that step Suddenly earthworm and clear water are mixed described in (3), the mass ratio of earthworm and clear water is 1:3.
5. a kind of preparation method of selenium-enriched foliage fertilizer for improving tea leaf quality according to claim 1, which is characterized in that step Suddenly selenium-enriched foliage fertilizer is prepared described in (5), the mass ratio of earthworm mixed liquor and tea powder is 3~5:1.
6. the selenium-enriched foliage fertilizer for the raising tea leaf quality that either as described in claim 1-5 prepared by method.
CN201810934513.8A 2018-08-15 2018-08-15 A kind of selenium-enriched foliage fertilizer and preparation method thereof improving tea leaf quality Pending CN108863490A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109430423A (en) * 2018-12-21 2019-03-08 福建省农业科学院农业工程技术研究所 A method of nutrition reinforced beancurd sticks are prepared using Se rich tea leftover bits and pieces
CN109430424A (en) * 2018-12-21 2019-03-08 福建省农业科学院农业工程技术研究所 A kind of nano-selenium rich tea powder bean curd stick and preparation method thereof

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104478523A (en) * 2014-12-19 2015-04-01 刘先照 Selenium-enriched earthworm organic leaf fertilizer
CN104892046A (en) * 2015-05-22 2015-09-09 南京农业大学 Method for preparing earthworm fertilizer by circular process of tea leaves with earthworm
CN105777247A (en) * 2016-01-28 2016-07-20 中国农业大学 Preparation method of selenium-enriched earthworm organic fertilizer
CN107311707A (en) * 2017-05-24 2017-11-03 钟志雄 A kind of preparation method of selenium-enriched earthworm organic foliar fertilizer
CN107325987A (en) * 2017-07-15 2017-11-07 宁夏万辉生物环保科技有限公司 Composite microbial system of new degrading maize straws and preparation method and application

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104478523A (en) * 2014-12-19 2015-04-01 刘先照 Selenium-enriched earthworm organic leaf fertilizer
CN104892046A (en) * 2015-05-22 2015-09-09 南京农业大学 Method for preparing earthworm fertilizer by circular process of tea leaves with earthworm
CN105777247A (en) * 2016-01-28 2016-07-20 中国农业大学 Preparation method of selenium-enriched earthworm organic fertilizer
CN107311707A (en) * 2017-05-24 2017-11-03 钟志雄 A kind of preparation method of selenium-enriched earthworm organic foliar fertilizer
CN107325987A (en) * 2017-07-15 2017-11-07 宁夏万辉生物环保科技有限公司 Composite microbial system of new degrading maize straws and preparation method and application

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109430423A (en) * 2018-12-21 2019-03-08 福建省农业科学院农业工程技术研究所 A method of nutrition reinforced beancurd sticks are prepared using Se rich tea leftover bits and pieces
CN109430424A (en) * 2018-12-21 2019-03-08 福建省农业科学院农业工程技术研究所 A kind of nano-selenium rich tea powder bean curd stick and preparation method thereof

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