CN104351004A - Method for simultaneously increasing zinc and selenium contents of pear - Google Patents
Method for simultaneously increasing zinc and selenium contents of pear Download PDFInfo
- Publication number
- CN104351004A CN104351004A CN201410688028.9A CN201410688028A CN104351004A CN 104351004 A CN104351004 A CN 104351004A CN 201410688028 A CN201410688028 A CN 201410688028A CN 104351004 A CN104351004 A CN 104351004A
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- China
- Prior art keywords
- fruit
- zinc
- sodium selenite
- solution
- white vitriol
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Classifications
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- 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
- A01G17/00—Cultivation of hops, vines, fruit trees, or like trees
- A01G17/005—Cultivation methods
-
- 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
- A01G7/00—Botany in general
- A01G7/06—Treatment of growing trees or plants, e.g. for preventing decay of wood, for tingeing flowers or wood, for prolonging the life of plants
Abstract
The invention belongs to the technical field of fruit growing and discloses a method for simultaneously increasing the zinc and selenium contents of a pear. The method comprises the steps of: binding a cotton ball at carpopodium with a thin iron wire, spraying a solution containing 50 mg/L of sodium selenite and 0.6% (W/V) of zinc sulfate heptahydrate to the cotton ball until the solution is dripped, continuously processing for three times respectively in a young fruit enlargement period, in a fruit enlargement period and about one month before fruit harvesting, and conventionally harvesting in a mature period. The zinc and selenium contents of the pear processed by using the method are obviously increased, and the fruit commodity is obviously increased. The method has the characteristics of practicality, simplicity in operation and the like.
Description
Technical field
The invention belongs to fruit tree cultivation technical field, relate to a kind of method simultaneously improving zinc and Se content in pear fruit.
Background technology
Zinc is the one of trace element, and human normal zinc content is 2-3g.Have the zinc of denier to distribute in overwhelming majority tissue, wherein liver, muscle and bone content are higher.Zinc is the part of more than 100 kind of enzyme in body.Needed for content in human body and every day, intake is all little, but can play very important effect to the generation of the sexual development of body, property function, reproductive cell, therefore has the title of " spark of life " and " the harmonious element of marriage ".
Selenium is the one of trace element, and be the mineral nutrient of needed by human, the selenium total content of human body itself is 6-20mg.Selenium spreads all over each histoorgan and body fluid, and in kidney, concentration is the highest.Research shows, low selenium or scarce selenium crowd not only can the generations of preventing tumor, hepatopathy etc. in advance by appropriate supplement selenium, and can body immunity be improved, safeguard the vitals normal functions such as the heart, liver, lung, stomach, prevent the generation of senile Cardial or cerebral vascular diseases.Illustrate that zinc and these two kinds of elements of selenium have people and important effect.
The picked-up main source of the mankind to zinc and selenium element is food, and fruit is one of important source.The third-largest fruit tree of Li Shi China, area and output are only second to apple and oranges and tangerines.Area under cultivation and the output of China's pears all rank first in the world.' yellow hat worn by a Taoist priest ' the operatic circle look gorgeous, pulp is thinner, nutritious, the sweet succulence of taste, quality are splendid, deeply by consumers.And be one of the operatic circle of giving priority to of China, occupy very important status in the operatic circle trade at home and abroad.As long as the source of zinc and Se content is by the absorption of root in soil in plant, therefore to increase in pear fruit zinc and Se content to raising with improve its interior quality and commodity value all has important meaning by cultivation step.
In production of fruit trees process, main fertilization mode has soil application and foliar application.Facts have proved, foliar application has the features such as simple, fertilizer application amount is few, fertilizer efficiency is fast, successful, is fertilization mode conventional in practice.At present on other fruit trees or pear tree all there are no the relevant report of carpopodium fertilising.
Summary of the invention
The object of the invention is on market to the demand of fruit quality, a kind of novel method simultaneously improving zinc and Se content in pear fruit is provided.
Object of the present invention realizes by following technical scheme:
A kind of method simultaneously improving pear fruit zinc and Se content, respectively at young fruit expanding stage, water suction moisture retention material was bonded to carpopodium place in 25 ~ 40 days before fruit expanding period and fruit harvest, to absorb water moisture retention material wets with the solution containing sodium selenite and white vitriol, till dropping liquid, the maturing stage normally gathers.
Wherein, described water suction moisture retention material preferably from comprise cotton, sponge there is water suction moisture-keeping functions and any materials further preferably cotton or sponge, the most preferably cotton at the operatic circle handle place can be strapped in.
Improve the method for pear fruit zinc and Se content while described, water suction moisture retention material is tied up at carpopodium place with thin wire by 10 in the morning of each processing selecting fair weather.
The described mass body volume concentrations containing white vitriol in the solution of sodium selenite and white vitriol is 0.3-1% (g/100mL); Preferably 0.6% (g/100mL).
The described mass body volume concentrations containing sodium selenite in the solution of sodium selenite and white vitriol is 25mg/L-100mg/L; Preferred 50mg/L.
Improve the method for pear fruit zinc and Se content while described, time of third time process to be preferably before fruit harvest 28 ~ 32 days.
Water suction moisture retention material wets can adopt watering can to spray water suction moisture retention material containing the solution of sodium selenite and white vitriol by the use described in the inventive method, and dropper instillation or hydraulic giant also can be adopted to spray.
Beneficial effect
1) method (cotton balls spray) of the present invention's water suction moisture retention material as cotton balls bondage the operatic circle handle is this area reported first.By the novel method process the operatic circle handle sprayed with water suction moisture retention material, increase the time that carpopodium absorbs zinc and selenium solution, to improve the content of zinc and selenium in fruit simultaneously, thus improve its commodity value.The features such as the method has simply, actual effect, spray relative to fruit, foliage-spray and fresh water spraying, and the inventive method increases significantly to zinc in fruit and Se content tool; Show that the inventive method has very high operability.
2) fruit zinc and Se content are as its important interior quality, directly affect degree of recognition and its commodity value of consumer, finally affect its productivity effect.The content of fruit zinc and selenium obviously increases after treatment, the most remarkable with this method that cotton balls sprays.In fruit, the increase of zinc and Se content directly enhances its commodity value, therefore says, the method has the feature of high efficiency.
3) the method is that cotton balls is bonded to carpopodium place, then sprays with watering can, does not need large-scale instrument and equipment, simple to operate, convenient extensive use aborning.
4) white vitriol that the method is used is a kind of conventional medication, and sodium selenite consumption is few, so this technology also has the features such as production cost is low.
Accompanying drawing explanation
Fig. 1 is white vitriol and sodium selenite solution process on the impact of zinc in pear fruit and Se content.A: Zn content in pear fruit; B: Se content in pear fruit; CK1, CK2 and CK3 are respectively that fruit sprays, foliage-spray and fresh water spraying.* represents that the difference that cotton balls process contrasts with CK reaches pole significance level (P≤0.01); * represent that the difference that cotton balls process contrasts with CK reaches significance level (P≤0.05)
Embodiment
Embodiment 1
The preparation of white vitriol and sodium selenite solution: take a certain amount of white vitriol and sodium selenite, first be made into the sodium selenite solution of 1g/L with water, then get 50mL constant volume to 1L, concentration is 50mg/L, the last white vitriol adding 6g in solution, this solution is now with the current.
Processing method: cotton balls is bonded to ' yellow hat worn by a Taoist priest ' the operatic circle handle place, is sprayed onto by cotton balls moistening by the white vitriol prepared and sodium selenite solution watering can, till dripping solution.CK1 is set simultaneously: fruit sprays, CK2: foliage-spray, CK3: fresh water spraying three control groups.CK1 with CK2 concentration for the treatment of and the cotton balls of control group spray the same, all simultaneously containing 50mg/L sodium selenite and 0.6% (W/V) white vitriol.
The selection in processing time: according to the developmental stage of fruit, all selects the time of four kinds of processing methods at young fruit expanding stage, the rapid expanding stage of fruit, and the fruit harvest previous moon respectively carries out once.Processing time with at 10 in the morning of fair weather as well, avoid the noon in dew, rainy day and hot day.
The harvesting of fruit and process: in each fruit picking in direction, all directions, every strain tree crown middle and upper part when gathering, after mixing, get fruit by quartering, four points remove pericarps and fruit stone after, be cut into small pieces, be placed on 65 DEG C of drying in oven to constant weight, be then milled to powder, kept dry.
The assay method of fruit basic index:
(a) vertical footpath and transverse diameter vernier caliper measurement.
B () single fruit weight balance of sensitivity 10% weighs.
C () soluble solid content WYT24 type hand refractometer measures.
(d) titratable acid 0.00lmol/L NaOH titration measuring.
E () hardness GYZI type fruit hardness meter measures.
The assay method of zinc and Se content in pear fruit:
The assay method of Zn content is as follows: take dry sample and organize 0.2g, adds 2mL red fuming nitric acid (RFNA), Milestone EthosT micro-wave digestion, with distilled water constant volume to 10mL.Using national standard solution (Zn) as standard specimen, measure the Zn content in fruit with inductive coupling plasma emission spectrograph Perkin-Elmer Optima 2100DV.The method for measuring of Se content is as follows, and clear up according to GB5009.93-2010 " mensuration of selenium in food " method, concrete steps are as follows: take 2g dry sample tissue and put into disappear and boil pipe, add 9mL red fuming nitric acid (RFNA) and 1mL perchloric acid, cold digestion is spent the night.Next day heats on electric hot plate, and adds nitric acid in time.When solution becomes Clear colourless and with Bai Yanshi, then continue to be heated to residual volume about 2mL.Cooling, then add the hydrochloric acid of 5.0mL 50%, continue to be heated to solution and become Clear colourless and occur with white cigarette, hexavalent selenium is reduced into tetravalence selenium.Cooling, is transferred to constant volume in 10mL volumetric flask, mixes for subsequent use.
The Se content in fruit is measured: SA-10 atomic fluorescence morphological analysis instrument instrument reference conditions: negative high voltage: 280V with SA-10 atomic fluorescence morphological analysis instrument; Lamp current: 80mA; Atomization temperature: 200 DEG C; Stove is high: 8mm; Flow rate of carrier gas: 400mL/min; Shield gas flow speed: 1000mL/min; Time delay: 1s; Reading duration: 10s; The liquid feeding time: 8s; Sampling volume: 2mL.Hydrochloric acid with 5% does current-carrying liquid, and after treating stable reading, using national standard solution (Se) as standard specimen, drawing standard curve, measures Se content.
The measurement result of basic index, zinc and Se content in pear fruit: show can not exert an adverse impact (table 1) with the process of 50mg/L sodium selenite and 0.6% (W/V) white vitriol to the mensuration of fruit basic index.The measurement result of zinc and Se content in pear fruit after four process is shown, contrast with 3: CK1, fruit spray, CK2, foliage-spray, CK3, fresh water spraying are compared, after spraying with cotton balls, in fruit, the content of zinc improves 1.34,1.31 and 1.43 times respectively; Reach significance level (Figure 1A).Measure the result of Se content to show, spray with fruit, foliage-spray compares with fresh water spraying contrast, after spraying with cotton balls, in fruit, the content of selenium improves 2.5,2.13 and 10.75 times (Figure 1B) respectively.Illustrate to spray with traditional fruit, compared with foliage-spray process, the inventive method effect is more obvious.
The basic index of fruit after the process of table 1 50mg/L sodium selenite and 0.6% (W/V) white vitriol
| Processing mode | Vertical footpath (mm) | Transverse diameter (mm) | Single fruit weight (g) | Soluble solid (%) | Hardness (kg/cm 2) | Titratable acid (%) |
| Fruit sprays | 82.74 | 89.62 | 397.49 | 14.31 | 7.43 | 0.145 |
| Foliage-spray | 79.21 | 83.54 | 361.58 | 15.36 | 7.55 | 0.175 |
| Fresh water spraying | 78.31 | 84.53 | 347.75 | 12.43 | 7.32 | 0.195 |
| Cotton balls process | 80.62 | 85.49 | 373.2 | 14.13 | 7.45 | 0.165 |
Claims (8)
1. one kind is improved the method for pear fruit zinc and Se content simultaneously, it is characterized in that respectively at young fruit expanding stage, water suction moisture retention material was bonded to carpopodium place in 25 ~ 40 days before fruit expanding period and fruit harvest, to absorb water moisture retention material wets with the solution containing sodium selenite and white vitriol, till dropping liquid, the maturing stage normally gathers.
2. the method simultaneously improving pear fruit zinc and Se content according to claim 1, it is characterized in that described water suction moisture retention material be selected from comprise cotton, sponge there is water suction moisture-keeping functions and any materials at the operatic circle handle place can be strapped in.
3. the method simultaneously improving pear fruit zinc and Se content according to claim 2, select tie up at carpopodium place with thin wire by water suction moisture retention material at 10 in the morning of fair weather when it is characterized in that first time process, when second time and third time process, solution is sprayed on the moisture retention material of first time bondage.
4. the method simultaneously improving pear fruit zinc and Se content according to claim 1, is characterized in that the described mass body volume concentrations containing white vitriol in the solution of sodium selenite and white vitriol is 0.3-1%.
5. the method simultaneously improving pear fruit zinc and Se content according to claim 4, is characterized in that the described mass body volume concentrations containing white vitriol in the solution of sodium selenite and white vitriol is 0.6%.
6. the method simultaneously improving pear fruit zinc and Se content according to claim 1, is characterized in that the described mass body volume concentrations containing sodium selenite in the solution of sodium selenite and white vitriol is 25mg/L-100mg/L.
7. the method simultaneously improving pear fruit zinc and Se content according to claim 6, is characterized in that the described mass body volume concentrations containing sodium selenite in the solution of sodium selenite and white vitriol is 50mg/L.
8. the method simultaneously improving pear fruit zinc and Se content according to claim 1, is characterized in that the time of third time process is before fruit harvest 28 ~ 32 days.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410688028.9A CN104351004A (en) | 2014-11-25 | 2014-11-25 | Method for simultaneously increasing zinc and selenium contents of pear |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410688028.9A CN104351004A (en) | 2014-11-25 | 2014-11-25 | Method for simultaneously increasing zinc and selenium contents of pear |
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| CN104351004A true CN104351004A (en) | 2015-02-18 |
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| CN201410688028.9A Pending CN104351004A (en) | 2014-11-25 | 2014-11-25 | Method for simultaneously increasing zinc and selenium contents of pear |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105684625A (en) * | 2016-02-03 | 2016-06-22 | 安徽乙地生态科技有限公司 | Grape branch root-inducing directional selenium-supplementing zinc-supplementing method and grape branch root-inducing directional selenium-supplementing zinc-supplementing device |
| CN106770117A (en) * | 2016-12-28 | 2017-05-31 | 许昌学院 | A kind of assay method of Selenium in Food |
| CN108207479A (en) * | 2018-02-05 | 2018-06-29 | 宁夏西御王泉国际酒庄有限公司 | A kind of selenium-rich vinifera plantation |
Citations (4)
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| KR20000073951A (en) * | 1999-05-17 | 2000-12-05 | 윤지현 | Method of applying growth hormone embrocation and applicator therefor |
| CN1304641A (en) * | 2001-02-19 | 2001-07-25 | 李红岩 | Se and Zn enriched pear |
| CN1496682A (en) * | 2002-10-24 | 2004-05-19 | 张仁国 | Pesticid with gibberellin A4 in active constituent and method for promoting pear fat and growing using the pesticid |
| CN102173953A (en) * | 2011-03-13 | 2011-09-07 | 岑建卫 | Selenium-containing fruit stem smear for fruits and vegetables and preparation method thereof as well as method for improving content of selenium in fruits and vegetables |
-
2014
- 2014-11-25 CN CN201410688028.9A patent/CN104351004A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20000073951A (en) * | 1999-05-17 | 2000-12-05 | 윤지현 | Method of applying growth hormone embrocation and applicator therefor |
| CN1304641A (en) * | 2001-02-19 | 2001-07-25 | 李红岩 | Se and Zn enriched pear |
| CN1496682A (en) * | 2002-10-24 | 2004-05-19 | 张仁国 | Pesticid with gibberellin A4 in active constituent and method for promoting pear fat and growing using the pesticid |
| CN102173953A (en) * | 2011-03-13 | 2011-09-07 | 岑建卫 | Selenium-containing fruit stem smear for fruits and vegetables and preparation method thereof as well as method for improving content of selenium in fruits and vegetables |
Non-Patent Citations (2)
| Title |
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| 张爱花: "富硒梨的生产技术", 《落叶果树》, vol. 46, no. 6, 10 November 2014 (2014-11-10), pages 53 - 55 * |
| 王海波 等: "富硒富锌功能性保健果品生产技术", 《中国果业信息》, vol. 30, no. 7, 20 July 2013 (2013-07-20), pages 38 - 39 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105684625A (en) * | 2016-02-03 | 2016-06-22 | 安徽乙地生态科技有限公司 | Grape branch root-inducing directional selenium-supplementing zinc-supplementing method and grape branch root-inducing directional selenium-supplementing zinc-supplementing device |
| CN106770117A (en) * | 2016-12-28 | 2017-05-31 | 许昌学院 | A kind of assay method of Selenium in Food |
| CN108207479A (en) * | 2018-02-05 | 2018-06-29 | 宁夏西御王泉国际酒庄有限公司 | A kind of selenium-rich vinifera plantation |
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Application publication date: 20150218 |
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