CN106962086A - A kind of implantation methods of selenium-rich rice - Google Patents
A kind of implantation methods of selenium-rich rice Download PDFInfo
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- CN106962086A CN106962086A CN201710205989.3A CN201710205989A CN106962086A CN 106962086 A CN106962086 A CN 106962086A CN 201710205989 A CN201710205989 A CN 201710205989A CN 106962086 A CN106962086 A CN 106962086A
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- selenium
- rich
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- rice
- fertilizer
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C1/00—Apparatus, or methods of use thereof, for testing or treating seed, roots, or the like, prior to sowing or planting
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C21/00—Methods of fertilising, sowing or planting
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
- A01G22/20—Cereals
- A01G22/22—Rice
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05D—INORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE
- C05D9/00—Other inorganic fertilisers
- C05D9/02—Other inorganic fertilisers containing trace elements
Abstract
The invention discloses a kind of implantation methods of selenium-rich rice, it is related to Farming technical field, selection Se content is cultivated in 0.5~1.0mg/kg selenium-rich soil, mainly include site preparation, seed selection seed soaking, seedling rice transplanting, field management, the field management process includes fertilising operation and weeding operation, the fertilising operation includes throwing 5~7d after cultivation, per 667m2Apply 45% compound fertilizer dedicated to paddy 25kg and do tillering fertilizer, 3~5mg/L of boot stage foliage spray concentration organic selenium-rich fertilizer, 15d foliage spray concentration is 1~2mg/L organic selenium-rich fertilizer after heading.The rice of plantation out, yield is higher, moisture is moderate, agriculture is residual few, and Se content is stable and higher than general rice, up to 120~180 μ g/kg, and less than the hygienic μ g/kg of selenium limit standard 300 of state food.
Description
Technical field
The present invention relates to Farming technical field, especially a kind of implantation methods of selenium-rich rice.
Background technology
Selenium is the chemical element that Swiss chemists Berzelius had found first in 1817.By the World Health Organization
Confirm as one of organism essential nutrient element.Selenium is a kind of multi-functional nutrient, with removing interior free yl, is resisted
Lipid peroxidation metabolism, prevent aging, anti-cancer etc. act on.There are the population lives of 22 provinces and regions 72% in China in low selenium or selenium deficiency area,
Selenium deficiency or the excessive generation various disease conditions that can all make one are, it is necessary to supply Se scientific.
A part of arable soil of China detects that containing more rich selenium element these are ploughed for cultivating, and can plant
Go out selenium-enriched crop；And rice undoubtedly becomes the primary study pair of selenium-enriched crop as one of regional staple food of south China
One of as.Using natural selenium-rich production of environment selenium-rich rice, existing many reports in the country, but its stability is uncontrollable, exist with
Lower problem：1. paddy rice is very weak to the absorbability of selenium, selenium easily forms the form for being unfavorable for rice absorbing in water；2. natural cause
Uncontrollable, rainfall will excessively influence absorption of the paddy rice to selenium.Spray selenium is also one in selenium-rich rice planting process important
Link, if misoperation, can make the Se content of selenium-rich rice uneven, have height to have low, selenium is very few, and selenium-rich rice name is not secondary
Real, selenium is excessive, and people is known from experience and produces harmful effect.
The content of the invention
In view of the above-mentioned problems, the present invention provides a kind of implantation methods of selenium-rich rice.
A kind of implantation methods of selenium-rich rice, selection Se content is cultivated in 0.5-1.0mg/kg selenium-rich soil, main
To include site preparation, seed selection seed soaking, seedling rice transplanting, field management；The site preparation process is whole for the first whole rear water of drought, every before plowing
667m2Apply purity nitrogen 18-20kg, phosphorus pentoxide 6-8kg, zinc sulfate 1-2kg, potassium oxide 7-8kg；The seed soaking process uses natural pond
Immersion kind, before seed soaking, first dries 1-2d by the seed chosen, then loads in the preferable woven bag of gas permeability seed, stay
Go out certain space, and sack tightened, then will be equipped with seed woven bag hung in rope normal gas producing methane-generating pit discharging
Between soak seed 20-30h in the feed liquid of middle part, then woven bag is taken out, biogas slurry is drained, then seed taken out cleaned, shine dry seedses table
Face moisture；The seedling is carried out using matrix bowl, and matrix is drenched before sabot with clean water, and seedbed is carried out using micro- spray mode
Water management, after planting timely earthing overlay film；Sowing is to a leaf phase heat and moisture preserving, and temperature in the shed is opened film corner more than 35 DEG C and led to
Wind cools；One leaf phase temperature control is incubated, and temperature in the shed is controlled at 25 DEG C；Two leaf stage and the control of tri-leaf period temperature in the shed are in 20 DEG C, three
Hardening is carried out after the leaf phase, is opened film daytime, by membrane cover, take off film in the evening completely after 2d；The rice transplanting process will accomplish rice shoot
Row is straight, cave is equal, the depth is consistent, and timely supplementary irrigation water, reaches the degree for not revealing mud after rice transplanting；The field management process includes fertilising
Operation and weeding operation, the fertilising operation include throwing 5-7d after cultivation, per 667m245% compound fertilizer dedicated to paddy 25kg is applied to divide
Fetilizer for tillering, boot stage foliage spray concentration 3-5mg/L organic selenium-rich fertilizer, 15d foliage spray concentration is 1-2mg/L's after heading
Organic selenium-rich fertilizer；The weeding operation includes rice-duck farming and artificial weeding, and artificial weeding is respectively in tiller early stage, tiller
Later stage and heading later stage.
Further, during the seed soaking, each woven bag loads seed 15-20kg；The methane-generating pit is selected with pig
Excrement is the methane-generating pit of main fermentation raw material.
Further, the foliage spray organic selenium-rich fertilizer uses the centralized and unified sprinkling of atomizing sprayer；In boot stage blade face spray
Appropriate boron copper-manganese compound trace element fertilizer is added in the organic selenium-rich fertilizer spilt, its concentration is controlled in 2-3mg/L；Foliage spray organic selenium-rich fertilizer
Selection of time carried out after cloudy day or at 4 points in fine day afternoon；If heavy rain in three hours, rain sprays once again after stopping.
Further, gathered in, cut off the water supply within 5-7 days before harvesting when 90%-95% paddy is fully ripe.
Beneficial effects of the present invention：The rice of plantation out, yield is higher, moisture is moderate, agriculture is residual few, Se content it is stable and
Higher than general rice, up to 120-180 μ g/kg, and less than the hygienic μ g/kg of selenium limit standard 300 of state food.
Embodiment
With reference to embodiment, the present invention is further detailed explanation.Embodiments of the invention are to show
Provided for the sake of example and description, and be not exhaustively or limit the invention to disclosed form.Many modifications and
Change is obvious for the ordinary skill in the art.Selection and description embodiment are to illustrate this in order to more preferable
The principle and practical application of invention, and make one of ordinary skill in the art it will be appreciated that the present invention is so as to design suitable for specific
The various embodiments with various modifications of purposes.
Embodiment 1
A kind of implantation methods of selenium-rich rice, selection selenium-rich soil is cultivated, including implantation methods and production method, institute
Stating implantation methods mainly includes site preparation, seed selection seed soaking, seedling rice transplanting, field management, and the production method mainly includes harvesting, dried in the air
Solarization, raw grain cleaning, the husk rice of rice huller paddy, polishing color sorting, packaging.
Se content is selected to be cultivated in 0.5-1.0mg/kg selenium-rich soil in the present embodiment.Rice root, cauline leaf and
Se content in seed increases as selenium-rich soil Se content increases, and root system is presented in Se content height>Cauline leaf>The spy of seed
Rice bran is presented in point, each part Se content of rice grain>Polished rice>The characteristics of rice husk.Under the conditions of selenium-rich soil, rice root
Can from soil Enriching Selenium, the absorption coefficient of root system selenium is more than 1.86, and paddy rice is after soil absorption selenium, to turning for seed
Transport and accumulate then relative constancy.By test, Se content 0.5-1.0mg/kg selenium-rich soil and coordinate organic selenium-rich fertilizer
Spray, the selenium-rich rice of safety and Health can be produced, meet the need for human body is recommended to selenium by international selenium association and measure.
The site preparation process is whole for the first whole rear water of drought, per 667m before plowing2Apply purity nitrogen 18-20kg, phosphorus pentoxide 6-
8kg, zinc sulfate 1-2kg, potassium oxide 7-8kg；The seed soaking process is soaked seed using biogas slurry, before seed soaking, first by the seed chosen
1-2d is dried, then seed is loaded in the preferable woven bag of gas permeability, certain space is reserved, and sack is tightened, then will
Fill seed-bearing woven bag and the 20-30h that soaked seed in the middle part of the methane-generating pit discharge room of normal gas producing in feed liquid is hung in rope, then will compile
Bag taking-up is knitted, biogas slurry is drained, then seed is taken out clean, the surface of the seed moisture is dried.Biogas slurry seed soaking seedling can be significantly improved
The germination percentage of paddy and the cold tolerance of rice shoot, have the advantages that after planting to take root fast, Mao Qingzao, grow it is good.
The seedling is carried out using matrix bowl, and there is substrate seedling no weed in seedbed to endanger, it is to avoid soil infects disease,
Pollution is reduced, seedling is strengthened beneficial to cultivating.Matrix is drenched before sabot with clean water, and seedbed water management is carried out using micro- spray mode,
After planting timely earthing overlay film；Sowing is to a leaf phase heat and moisture preserving, and it is aeration-cooling that temperature in the shed opens film corner more than 35 DEG C；One
Leaf phase temperature control is incubated, and temperature in the shed is controlled at 25 DEG C；Two leaf stage and the control of tri-leaf period temperature in the shed are carried out at 20 DEG C after tri-leaf period
Hardening, daytime opens film, and by membrane cover, take off film in the evening completely after 2d；The rice transplanting process will accomplish that rice shoot row is straight, cave,
The depth is consistent, and timely supplementary irrigation water, reaches the degree for not revealing mud after rice transplanting.
The field management process includes fertilising operation and weeding operation, and the fertilising operation includes throwing 5-7d after cultivation, often
667m2Apply 45% compound fertilizer dedicated to paddy 25kg and do tillering fertilizer, boot stage foliage spray concentration 3-5mg/L organic selenium-rich fertilizer,
15d foliage spray concentration is 1-2mg/L organic selenium-rich fertilizer after heading；The weeding operation includes rice-duck farming and artificial
Weeding, artificial weeding is respectively in tiller early stage, tiller middle and later periods and heading later stage.
The rice that so plant development comes out, yield is higher, moisture is moderate, agriculture is residual few, and Se content is stable and higher than common
Rice, up to 120-180 μ g/kg, and less than the hygienic μ g/kg of selenium limit standard 300 of state food.
During the seed soaking, each woven bag loads seed 15-20kg；The methane-generating pit is selected using pig manure as main hair
The methane-generating pit of ferment raw material.
The foliage spray organic selenium-rich fertilizer uses the centralized and unified sprinkling of atomizing sprayer；In organic richness of boot stage foliage spray
Appropriate boron copper-manganese compound trace element fertilizer is added in selenium fertilizer, typically all it is not recommended that organic selenium-rich fertilizer operation together with other fertilizer, still, this
Embodiment adds appropriate boron copper-manganese compound trace element fertilizer in organic selenium-rich fertilizer, can not only improve rice Se content, and can improve
Rice yield.Boron copper-manganese compound trace element fertilizer concentration is controlled in 2-3mg/L, and less than 2mg/L, then facilitation effect is not good, anti-higher than 3mg/L
And have impact on the absorption of selenium element.
The selection of time of foliage spray organic selenium-rich fertilizer is carried out after cloudy day or at 4 points in fine day afternoon, prevents sunlight too
By force, cause moisture evaporation, influence the absorption of selenium element；If heavy rain in three hours, rain sprays once again after stopping.
90%-95% paddy is gathered in when fully ripe, and then paddy maturity is low too early, color rice is more, excessively slow then rice
Chalk increases in vain；Cut off the water supply within 5-7 days before harvesting, cutting off the water supply should not be too early, prevent plant senesecence and the underproduction.
Obviously, described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, this area and the those of ordinary skill in the related art institute on the premise of creative work is not made
The every other embodiment obtained, should all belong to the scope of protection of the invention.
Claims (7)
1. a kind of implantation methods of selenium-rich rice, selection selenium-rich soil is cultivated, mainly including site preparation, seed selection seed soaking, seedling
Rice transplanting, field management, it is characterised in that：Selection Se content is cultivated in 0.5-1.0mg/kg selenium-rich soil；
The site preparation process is whole for the first whole rear water of drought, per 667m before plowing2Apply purity nitrogen 18-20kg, phosphorus pentoxide 6-8kg, sulphur
Sour zinc 1-2kg, potassium oxide 7-8kg；
The seed soaking process is soaked seed using biogas slurry, before seed soaking, and the seed chosen first is dried into 1-2d, and seed then is loaded into saturating
In the preferable woven bag of gas, certain space is reserved, and sack is tightened, then will be equipped with the woven bag of seed and is hung in rope
Soak seed 20-30h in the middle part of the methane-generating pit discharge room of normal gas producing in feed liquid, then takes out woven bag, drains biogas slurry, then seed
Take out and clean, dry the surface of the seed moisture；
The seedling is carried out using matrix bowl, and matrix is drenched before sabot with clean water, and seedbed water is carried out using micro- spray mode
It is in charge of reason, after planting timely earthing overlay film；Sowing is to a leaf phase heat and moisture preserving, and temperature in the shed opens the ventilation of film corner more than 35 DEG C
Cooling；One leaf phase temperature control is incubated, and temperature in the shed is controlled at 25 DEG C；Two leaf stage and the control of tri-leaf period temperature in the shed are in 20 DEG C, three leaves
Hardening is carried out after phase, is opened film daytime, by membrane cover, take off film in the evening completely after 2d；
The rice transplanting process will accomplish that rice shoot row is straight, cave is equal, the depth is consistent, and timely supplementary irrigation water, reaches the journey for not revealing mud after rice transplanting
Degree；
The field management process includes fertilising operation and weeding operation, and the fertilising operation includes throwing 5-7d after cultivation, per 667m2
Apply 45% compound fertilizer dedicated to paddy 25kg and do tillering fertilizer, boot stage foliage spray concentration 3-5mg/L organic selenium-rich fertilizer, in heading
15d foliage spray concentration is 1-2mg/L organic selenium-rich fertilizer afterwards；The weeding operation includes rice-duck farming and artificial weeding,
Artificial weeding is respectively in tiller early stage, tiller middle and later periods and heading later stage.
2. the implantation methods of selenium-rich rice according to claim 1, it is characterised in that：During the seed soaking, Mei Gebian
Knit it is packed enter seed 15-20kg.
3. the implantation methods of selenium-rich rice according to claim 1, it is characterised in that：The methane-generating pit select using pig manure as
The methane-generating pit of main fermentation raw material.
4. the implantation methods of selenium-rich rice according to claim 1, it is characterised in that：The foliage spray organic selenium-rich fertilizer
Using the centralized and unified sprinkling of atomizing sprayer.
5. the implantation methods of selenium-rich rice according to claim 1, it is characterised in that：In the organic of boot stage foliage spray
Appropriate boron copper-manganese compound trace element fertilizer is added in selenium-rich fertilizer, its concentration is controlled in 2-3mg/L.
6. the implantation methods of the selenium-rich rice according to claim 1,4 or 5 any one, it is characterised in that：Foliage spray
The selection of time of organic selenium-rich fertilizer is carried out after cloudy day or at 4 points in fine day afternoon；If heavy rain in three hours, rain sprays again after stopping
Spill once.
7. the implantation methods of selenium-rich rice according to claim 1, it is characterised in that：90%-95% paddy is fully ripe
Shi Jinhang is gathered in, and is cut off the water supply within 5-7 days before harvesting.
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| CN201710205989.3A CN106962086A (en) | 2017-03-31 | 2017-03-31 | A kind of implantation methods of selenium-rich rice |
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| CN201710205989.3A CN106962086A (en) | 2017-03-31 | 2017-03-31 | A kind of implantation methods of selenium-rich rice |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108781973A (en) * | 2018-06-23 | 2018-11-13 | 吴振 | A kind of implantation methods of selenium-enriched tea leaf |
| CN109952925A (en) * | 2017-12-25 | 2019-07-02 | 广西兴业百谷米业有限公司 | A kind of selenium-rich rice implantation methods |
| CN111512912A (en) * | 2020-05-29 | 2020-08-11 | 海南广陵高科实业有限公司 | Cultivation method for reducing incidence of bacterial leaf blight of rice |
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| CN105532343A (en) * | 2016-01-13 | 2016-05-04 | 苏州农业职业技术学院 | Selenium-rich rice precise cultivation method |
| CN106508538A (en) * | 2016-11-01 | 2017-03-22 | 陈再明 | Cultivation method for organic selenium enrichment rice |
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| CN105123369A (en) * | 2015-09-01 | 2015-12-09 | 太仓市永发农场专业合作社 | Selenium-enriched rice cultivating method |
| CN105532343A (en) * | 2016-01-13 | 2016-05-04 | 苏州农业职业技术学院 | Selenium-rich rice precise cultivation method |
| CN106508538A (en) * | 2016-11-01 | 2017-03-22 | 陈再明 | Cultivation method for organic selenium enrichment rice |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109952925A (en) * | 2017-12-25 | 2019-07-02 | 广西兴业百谷米业有限公司 | A kind of selenium-rich rice implantation methods |
| CN108781973A (en) * | 2018-06-23 | 2018-11-13 | 吴振 | A kind of implantation methods of selenium-enriched tea leaf |
| CN111512912A (en) * | 2020-05-29 | 2020-08-11 | 海南广陵高科实业有限公司 | Cultivation method for reducing incidence of bacterial leaf blight of rice |
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Application publication date: 20170721 |
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