CN102696748A - Production method of bamboo-shoot product with rich organic selenium - Google Patents

Production method of bamboo-shoot product with rich organic selenium Download PDF

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Publication number
CN102696748A
CN102696748A CN2012102154611A CN201210215461A CN102696748A CN 102696748 A CN102696748 A CN 102696748A CN 2012102154611 A CN2012102154611 A CN 2012102154611A CN 201210215461 A CN201210215461 A CN 201210215461A CN 102696748 A CN102696748 A CN 102696748A
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bamboo
organic selenium
rich
selenium
shoots
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桂仁意
杨萍
程建中
汤鋆
吴雅莹
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Zhejiang A&F University ZAFU
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Zhejiang A&F University ZAFU
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/90Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in food processing or handling, e.g. food conservation

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Abstract

The invention discloses a production method of a bamboo-shoot product with rich organic selenium. The production method comprises the following steps of: firstly selecting sturdy bamboo plants growing for 1-4 years in middle-yield or high-yield mean-diameter or large-diameter type edible bamboo shoot forest, injecting sodium selenate or sodium selenite into bamboo cavities once in each year, by biosynthesis of the bamboo plants, converting inorganic selenium into the organic selenium, and storing the organic selenium in bamboo shoots obtained in the next year; obtaining the organic selenium in the edible shoots, making the shoots containing the organic selenium into dried bamboo shoots by carrying out pretreatment, high-temperature cooking, rinsing, cooling, squeezing, forming, drying and packaging on the materials, or making a canned bamboo-shoot product by carrying out selection, water removing, cooling, classifying, rinsing, canning, exhausting, sealing, sterilizing and cooling on the materials, therefore the storage period is prolonged, and the bamboo-shoot product can be conveyed to regions where selenium lacks and bamboo shoots are not produced for use by local people, so that the keshan disease caused by lack of selenium is prevented and the health of people is promoted.

Description

Be rich in the production method of organic selenium bamboo shoot product
Technical field
The present invention relates to a kind of processing method of food, specifically is that the bamboo shoot production dried product of organic selenium and the method for tin product are rich in production.
Background technology
Selenium is the trace element of needed by human, the scarce selenium Keshan disease that is easy to get, and selenium also has cancer-resisting, removes interior free yl, the anti-ageing effect of waiting for a long time.At present, the whole world has more than 40 countries and regions to be in scarce selenium state, and the low selenium area of China accounts for 72% of national total area.The artificial selenium of mending can be alleviated present scarce selenium phenomenon to a certain extent; Seek efficient and safe plant and improve the focus that the content of selenium in the food becomes research as rich selenium carrier, Chinese scholars is that carrier has been cultivated multiple Se-rich farm products with the plant at present.For example, " Food Science " 2007 the 28th periodicals have been stepped on Mr.s such as Fang Yong " organic Se-rich rice production technology research ", and the rich selenium solution of humans such as Emese is cultivated rich selenium north green onion etc., all society is made contributions separately.Bamboo shoot product is the pollution-free natural pollution-free food of a kind of high protein, low fat, low starch, multifilament, liked by people.Development along with production technology; Method through bamboo cavity injection external source selenium; Obtain the abundant fresh bamboo shoots of organic selenium; Further being processed into bamboo shoot products such as the dried bamboo shoots that are rich in organic selenium and bamboo shoot can and supplying human consumption, is the work very favourable to health, and this is not found relevant document announcement as yet through retrieval.
Summary of the invention
The technical problem that the present invention will solve provides the production method that is rich in organic selenium bamboo shoot product.
The technical scheme that solves the problems of the technologies described above employing is:
Originally the production method that is rich in organic selenium bamboo shoot product is carried out according to following steps:
(1) be rich in the production of organic selenium fresh bamboo shoots:
1. the selection of bamboo grove and bamboo strain: the middle footpath of product or high yield or big footpath edible bamboo shoots bamboo grove in the selection, select the living bamboo strain of sturdy 1-4 and cultivate object as rich selenium bamboo shoot in this bamboo grove;
2. pouring-in benefit selenium mode: sodium selenate or the sodium selenite aqueous solution of selecting 1500-2500mg/L for use are as injection, and be annual, injection is injected in the bamboo chamber in the 5-6 month by the injection volume of every strain 15-45mL;
3. excavate: the 3-5 monthly output bamboo shoot phase in next year excavates and promptly gets the fresh bamboo shoots that is rich in organic selenium;
(2) be rich in the making of organic selenium dried bamboo shoots:
1. the preliminary treatment of raw material: the fresh bamboo shoots that 3. is rich in organic selenium with step (1) is a raw material, and bamboo shoots are peelled off the bamboo shoot shell, cuts the thick old part of base portion, cleans;
2. thermophilic digestion: the bamboo shoot body that will shell is put into pot, adds water and boils 1-2 hour with big fire;
3. rinsing cooling: the bamboo shoot of boiling are cooled off with the flowing cold water rinsing after pulling out in the pot;
4. squeeze shaping: the cooled bamboo shoot of rinsing are put into squeezer, slowly pressurization, and the part of squeezing out moisture makes bamboo shoots become flat;
5. dry or dry: the bamboo shoot that squeezing is shaped are shone under daylight to dry; Or put into drying in oven; Just begun oven temperature and be set to 80-85 ℃, temperature is set to 65 ℃ after 3~4 hours, and drying or dry to the dried bamboo shoots moisture content is that 10--15% promptly gets and is rich in organic selenium dried bamboo shoots;
(3) be rich in the making of organic selenium bamboo shoots can:
1. material choice: the fresh bamboo shoots that 3. is rich in organic selenium with step (1) is a raw material, and length is at 30--50 centimetre, surfacing, and bamboo shoot meat is thick and tender;
2. complete, cool off: adopt boiling water to complete 30-50 minute, cool off fast with clear water immediately after completing;
3. arrangement, rinsing: remove thick old base portion, peel off and remove inedible part, with flowing water rinsing one day;
4. tinning: carry out classification according to the bamboo shoot order of magnitude, with the tinning of iron case, fill it up with clean clear water with standard food, soak float 1~2 day after, at interval changed water once in 2 hours, change water altogether 3 times;
5. exhaust sealing: adopt thermal exhaust, sealing while hot after the exhaust;
6. sterilization and cooling: 90 ℃ are boiled sterilization in 10 minutes under normal pressure, take out after the sterilization to be cooled to room temperature and promptly to get and be rich in organic selenium bamboo shoots can.
The invention has the beneficial effects as follows edible date that has prolonged bamboo shoot and the edible zone of having expanded bamboo shoot, make no bamboo shoot lack the selenium district and can obtain the organic selenium bamboo shoots goods that human body is prone to absorb that are rich in that people like food, reach the purpose of diseases such as preventing Keshan disease and health care human body.
The practical implementation method
The present invention further details below in conjunction with embodiment:
Originally be rich in each step of production method of organic selenium bamboo shoot product, step (1) bamboo grove 1. and the selection of bamboo strain are produced from the efficient of work requires to select or the edible bamboo shoots bamboo grove and the medium-sized or large-scale bamboo strain of the diameter of a cross-section of a tree trunk 1.3 meters above the ground of high yield; Say from feasibility; The small-sized bamboo strain of the edible bamboo shoots bamboo grove of low yield and the diameter of a cross-section of a tree trunk 1.3 meters above the ground also is suitable for this method, can obtain to be rich in the bamboo shoot product of organic selenium equally, and the bamboo strain of selecting 1-4 to give birth to is to organize tender because of it; Injection is convenient, produces bamboo shoot rate height.Step (1) 2. selects for use sodium selenate or sodium selenite aqueous solution concentration 1500-2500mg/L to consider different with the difference of the edible bamboo strain in big footpath and the edible bamboo strain in middle footpath and every strain injection volume, needs on concentration, to do reasonably to adjust.Like the thunder bamboo of footpath bamboo in the conduct, use the every strain per injection 25ml of concentration, if use then every strain per injection 20ml of concentration as 2000mg/L as 1500mg/L.But as the mao bamboon of big footpath bamboo, use the every strain per injection 45ml of concentration, use concentration to can be adjusted to injection 40ml at every turn as every strain of 2500mg/L as 2000mg/L.Syringe can be injected with disposable syringe cheaply or with the stainless steel veterinary syringe, and syringe needle adopts 12-16 number.Step (1) excavating and should dig with special-purpose bamboo shoot shovel among the people in the early morning of producing the bamboo shoot phase 3. should do not hindered the bamboo whip, and bamboo shoot are shoveled out entirely.
The 1. bright bamboo shoot of step (2) were dug out in 24 hours, should accomplish peel off, operation such as boiling.Otherwise the bamboo shoot body is aging, and is perishable.Step (2) the 2. bamboo shoot body characteristic of boiling is: bamboo shoot meat becomes beautiful white by white, and appearance is glossy lubricious, the deliquescing of bamboo shoot body, bamboo shoot root and stem of certain plants bud point is blue by red stain, when thick bamboo shoot insertion bamboo chopsticks, in have hot gas to emerge, and the sound of " puff puff " is arranged.There is one deck white on the dried bamboo shoots surface that underdone bamboo shoot are processed, food crisp firmly and not; The dried bamboo shoots surface that overdone bamboo shoot are made reddens, food soft and tasteless.Step (2) 3. can be used all bamboo shoot joints of bamboo chopsticks break-through, lets inner hot gas appear, so that press dry dehydration.The water that step (2) 4. ought be squeezed out has foam and omits redly, shows to have compressed.Step (2) 5. adopt shine drying method can energy savings; Then answer furnace drying method if meet the rainy day, go bad in order to avoid the bamboo shoot body goes rotten, the temperature of oven dry is unsuitable too high, in order to avoid destroy the composition of organic selenium in the bamboo shoot.
Step (3) must be processed in 10 hours after 1. raw material is chosen, otherwise influenced quality of finished.Step (3) 2. boiling water completes and can remove the bamboo shoots bitter taste, and fixation time is unsuitable long in order to avoid destroy the organic selenium composition in the bamboo shoot.3. step 3 is peeled off and can before completing, be carried out, but often makes the tender crisp tender tips of bamboo shoot break.So after completing, carry out better requiring bamboo shoot complete, size evenly will be considered the influence of temperature when water floats, be also noted that environmental sanitation, in case bright bamboo shoot are smelly, rotten.Step 3 6. during sterilization can body must do not had by water logging, require to be no more than 1 hour from the blanking time that is sealed to sterilization.
What need explanation is that the bamboo strain adds Sele-Pak-sodium selenate and sodium selenite all belongs to inorganic selenium, is difficult for the utilization that is absorbed by the body, and utilizing the Plant Transformation inorganic selenium is organic selenium form, is safe, inexpensive, a feasible approach obtaining an amount of selenium the most easily.It is organic selenium that inorganic selenium injects after the bamboo strain through the formal transformation with selenomethionine after the biosynthesis of bamboo strain; Participate in the synthetic of albumen; In tissue, store easily, absorption, by the human body utilization; Be rich in the production process of organic selenium bamboo shoot product and will note reducing as far as possible the loss to organic selenium content in the bamboo shoot product especially, the content that therefore detects the organic selenium of bamboo shoot product (bright bamboo shoot, dried bamboo shoots, bamboo shoots can) is that the production method of rich selenium bamboo shoot product provides theoretical foundation.
Following in the face of the assay method introduction of organic selenium content in the bamboo shoot product down, as to test oneself for relevant department need:
(1) test method
1. the Se content of bamboo shoot product is measured
Choose the bamboo shoot product of above-mentioned production, clean with pure water and be cut into piece fourth shape, carry out freeze drying, pulverizing, cross behind 40 mesh sieves, and measure water content as subsequent use sample.Take by weighing the subsequent use sample of 0.3g and place the micro-wave digestion jar, add 9.0mL nitric acid and spend the night, 1h adds the 1mL hydrogen peroxide before starting microwave procedure; Seal, in the microwave dissolver of packing into, clear up according to table 1 program; After clearing up end, treat that sample is cooled to room temperature, shift digestion solution and be settled to 25mL with ultra-pure water; Shake up, adopt table 2 icp ms (ICP-MS) running parameter to measure the bamboo shoot product Se content;
Table 1 micro-wave digestion program
Figure BSA00000739848900061
Table 2ICP-MS running parameter
Figure BSA00000739848900062
2. the organic selenium content of bamboo shoot product is measured;
Get subsequent use sample powder 0.1g and put into the 15mL centrifuge tube; Add 3mL ultra-pure water and 20mg pronase e; 37 ℃ of ultrasonic Extraction 30min, the solution of extraction adopts the centrifugal 30min of 14000r/min rotating speed, and supernatant is with 0.22 μ m membrane filtration; Measure according to efficient liquid phase of table 3 and inductivity coupled plasma mass spectrometry GC-MS (HPLC-ICP-MS) running parameter, to gather the content of organic selenium in the corresponding calculated by peak area bamboo shoot product of each selenium form of sample shown in the collection of illustrative plates;
Table 3HPLC-ICP-MS running parameter
(2) interpretation of result
1. total Se content of bamboo shoot product
Table 4 is rich in total Se content (dry weight) of thunder bamboo shoot product
Table 4 analysis draws; The bamboo shoots Se content of self-sow is 0.32mg/kg; The bright bamboo shoot Se content of bamboo that is rich in organic selenium is 4.92mg/kg, and the dried bamboo shoot Se content that is rich in organic selenium is 4.33mg/kg, and the bamboo shoots can Se content that is rich in organic selenium is 4.01mg/kg (more than be the dry weight data).This shows bamboo pole injection Na 2SeO 3Behind the solution, Se content improves greatly in the new fresh bamboo shoots.Compare with fresh rich selenium bamboo shoot, the total Se content loss of the bamboo shoot product after the processing (dried bamboo shoots, boiled) is little, and the loss late of rich selenium dried bamboo shoots is 12.0%, and the loss late of rich selenium bamboo shoots is 18.5%.
2. organic selenium-rich bamboo shoot product selenium form content (dry weight)
Table 5 organic selenium-rich bamboo shoot product selenium form content (dry weight)
Table 5 all contains selenium form in 5---SeMet, SeCys through above interpretation of result in the bamboo shoot product 2, MeSeCys, Se (IV), Se (VI), the bamboo shoot product selenium form content that is rich in organic selenium is higher than the nature bamboo shoot far away, mainly exists with organic selenium form, and mainly exists with the SeMet form in organic selenium.The present invention relates to a kind of production method that is rich in organic selenium bamboo shoot product, high through the organic selenium content of measuring in the bamboo shoot product that obtains, production technology is simple, and production cost is lower, is easy to popularize.

Claims (1)

1. production method that is rich in organic selenium bamboo shoot product is characterized in that carrying out according to following steps:
(1) be rich in the production of organic selenium fresh bamboo shoots:
1. the selection of bamboo grove and bamboo strain: the middle footpath of product or high yield or big footpath edible bamboo shoots bamboo grove in the selection, select the living bamboo strain of sturdy 1-4 and cultivate object as rich selenium bamboo shoot in this bamboo grove;
2. pouring-in benefit selenium mode: sodium selenate or the sodium selenite aqueous solution of selecting 1500-2500mg/L for use are as injection, and be annual, injection is injected in the bamboo chamber in the 5-6 month by the injection volume of every strain 15-45mL;
3. excavate: the 3-5 monthly output bamboo shoot phase in next year excavates and promptly gets the fresh bamboo shoots that is rich in organic selenium;
(2) be rich in the making of organic selenium dried bamboo shoots:
1. the preliminary treatment of raw material: the fresh bamboo shoots that 3. is rich in organic selenium with step (1) is a raw material, and bamboo shoots are peelled off the bamboo shoot shell, cuts the thick old part of base portion, cleans;
2. thermophilic digestion: the bamboo shoot body that will shell is put into pot, adds water and boils 1-2 hour with big fire;
3. rinsing cooling: the bamboo shoot of boiling are cooled off with the flowing cold water rinsing after pulling out in the pot;
4. squeeze shaping: the cooled bamboo shoot of rinsing are put into squeezer, slowly pressurization, and the part of squeezing out moisture makes bamboo shoots become flat;
5. dry or dry: the bamboo shoot that squeezing is shaped are shone under daylight to dry; Or put into drying in oven; Just begun oven temperature and be set to 80-85 ℃, temperature is set to 65 ℃ after 3~4 hours, and drying or dry to the dried bamboo shoots moisture content is that 10--15% promptly gets and is rich in organic selenium dried bamboo shoots;
(3) be rich in the making of organic selenium bamboo shoots can:
1. material choice: the fresh bamboo shoots that 3. is rich in organic selenium with step (1) is a raw material, and length is at 30--50 centimetre, surfacing, and bamboo shoot meat is thick and tender;
2. complete, cool off: adopt boiling water to complete 30-50 minute, cool off fast with clear water immediately after completing;
3. arrangement, rinsing: remove thick old base portion, peel off and remove inedible part, with flowing water rinsing one day;
4. tinning: carry out classification according to the bamboo shoot order of magnitude, with the tinning of iron case, fill it up with clean clear water with standard food, soak float 1~2 day after, at interval changed water once in 2 hours, change water altogether 3 times;
5. exhaust sealing: adopt thermal exhaust, sealing while hot after the exhaust;
6. sterilization and cooling: 90 ℃ are boiled sterilization in 10 minutes under normal pressure, take out after the sterilization to be cooled to room temperature and promptly to get and be rich in organic selenium bamboo shoots can.
CN2012102154611A 2012-06-19 2012-06-19 Production method of bamboo-shoot product with rich organic selenium Pending CN102696748A (en)

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Cited By (13)

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Publication number Priority date Publication date Assignee Title
CN102934584A (en) * 2012-11-29 2013-02-20 天津市星河系科技有限公司 Method for enriching carrot with multi-trace elements
CN103445106A (en) * 2013-01-05 2013-12-18 胡素芳 Processing method of bamboo shoots
CN103549604A (en) * 2013-10-31 2014-02-05 弋阳县艺林农业开发有限公司 Compound Phyllostachys pracecox shoot juice beverage and preparation method thereof
CN103549603A (en) * 2013-10-31 2014-02-05 弋阳县艺林农业开发有限公司 Selenium-rich bamboo shoot juice drink and preparation method thereof
CN103947970A (en) * 2014-05-04 2014-07-30 苏玉琴 Method for processing fresh bamboo shoots
CN104256818A (en) * 2014-09-30 2015-01-07 邓天华 Method for producing natural zinc-rich bamboo juice
CN104285643A (en) * 2014-09-30 2015-01-21 邓天华 Production method of selenium-enriched bamboo shoots
CN104305444A (en) * 2014-09-30 2015-01-28 邓天华 Production method for natural bamboo juice rich in selenium
CN104432401A (en) * 2014-11-18 2015-03-25 广德向阳生态食品有限公司 Processing method of dried bamboo shoots
CN104938611A (en) * 2015-06-18 2015-09-30 赤水市黔原笋业有限责任公司 Fresh keeping method for pleioblastus amarus
CN108293647A (en) * 2017-08-12 2018-07-20 佛山推启农业研究院(普通合伙) A kind of implantation methods of selenium-rich Pu field bamboo shoots
CN109006984A (en) * 2018-08-08 2018-12-18 屏山县菜多多食品有限公司 A kind of selenium-rich bamboo shoots food-processing method
CN114365944A (en) * 2022-01-29 2022-04-19 南京恒宝田功能农业产业研究院有限公司 Method and system for evaluating selenium thermal stability of selenium-rich agricultural products

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Cited By (16)

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Publication number Priority date Publication date Assignee Title
CN102934584A (en) * 2012-11-29 2013-02-20 天津市星河系科技有限公司 Method for enriching carrot with multi-trace elements
CN103445106A (en) * 2013-01-05 2013-12-18 胡素芳 Processing method of bamboo shoots
CN103549604A (en) * 2013-10-31 2014-02-05 弋阳县艺林农业开发有限公司 Compound Phyllostachys pracecox shoot juice beverage and preparation method thereof
CN103549603A (en) * 2013-10-31 2014-02-05 弋阳县艺林农业开发有限公司 Selenium-rich bamboo shoot juice drink and preparation method thereof
CN103947970A (en) * 2014-05-04 2014-07-30 苏玉琴 Method for processing fresh bamboo shoots
CN104285643B (en) * 2014-09-30 2015-11-04 邓天华 The production method of rich selenium bamboo shoots
CN104256818A (en) * 2014-09-30 2015-01-07 邓天华 Method for producing natural zinc-rich bamboo juice
CN104285643A (en) * 2014-09-30 2015-01-21 邓天华 Production method of selenium-enriched bamboo shoots
CN104305444A (en) * 2014-09-30 2015-01-28 邓天华 Production method for natural bamboo juice rich in selenium
CN104305444B (en) * 2014-09-30 2016-11-02 邓天华 The production method of natural selenium-rich Succus Bambusae
CN104432401A (en) * 2014-11-18 2015-03-25 广德向阳生态食品有限公司 Processing method of dried bamboo shoots
CN104938611A (en) * 2015-06-18 2015-09-30 赤水市黔原笋业有限责任公司 Fresh keeping method for pleioblastus amarus
CN104938611B (en) * 2015-06-18 2018-05-04 赤水市黔原笋业有限责任公司 A kind of preservation method of bitter bamboo shoot
CN108293647A (en) * 2017-08-12 2018-07-20 佛山推启农业研究院(普通合伙) A kind of implantation methods of selenium-rich Pu field bamboo shoots
CN109006984A (en) * 2018-08-08 2018-12-18 屏山县菜多多食品有限公司 A kind of selenium-rich bamboo shoots food-processing method
CN114365944A (en) * 2022-01-29 2022-04-19 南京恒宝田功能农业产业研究院有限公司 Method and system for evaluating selenium thermal stability of selenium-rich agricultural products

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Application publication date: 20121003