CN104082062A - Method for lowering water-off-watermelon occurrence rate - Google Patents
Method for lowering water-off-watermelon occurrence rate Download PDFInfo
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- CN104082062A CN104082062A CN201410339172.1A CN201410339172A CN104082062A CN 104082062 A CN104082062 A CN 104082062A CN 201410339172 A CN201410339172 A CN 201410339172A CN 104082062 A CN104082062 A CN 104082062A
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- watermelon
- water
- melon
- ethylene inhibitor
- mcp
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Abstract
The invention provides a method for lowering a water-off-watermelon occurrence rate. The method comprises the step that ethylene inhibitor is used for processing watermelons before harvesting for 12 h-72 h. According to the method, the water-off-watermelon occurrence rate during a watermelon growing process can be obviously lowered, meanwhile, water-off-watermelon phenomena can be prevented, raw materials are easy to get, and operation is easy to carry out.
Description
Technical field
The present invention relates to a kind of method that reduces the de-melon incidence of water, belong to growth of watermelon technical field.
Background technology
Watermelon is a kind of fruit that liked by consumer, can be rated as " king in melon ".There is clearing away summerheat, promote the production of body fluid to quench thirst, effect of relieving alcoholism, diuresis relieving restlessness, contribute to treat that chest diaphragm gas is stopped up, the disease such as the raw sore of mouth and nose and heatstroke.But in process of growth, likely there is the damage of water stainization in flesh of Pulp Citrulli, so softening, and the serious melon pulp that also there will be separates with melon liquid, loses edibility, thereby commodity reduction, is called in the industry the de-melon phenomenon of water.The de-melon of water occurs comparatively general in the stubble plantation of autumn in summer, meet typhoon or continuous rainfall, water logging etc. also more easily occur at spring stubble fruiting period.The phenomenon of the de-melon of water has had a strong impact on the normal growth of watermelon, has caused huge economic loss to melon grower.
Main by controlling the temperature and humidity of watermelon in process of growth at present, or take off the generation of melon phenomenon by the selection of variety of watermelon and cultivating soil being prevented harness the river.But employing said method occurs in Watermelon Fruit that the ratio of the de-melon of water is still higher, causes larger economic loss to melon grower.
Summary of the invention
The invention provides a kind of method that reduces the de-melon incidence of water, can effectively reduce the ratio that occurs the de-melon of water in watermelon growing process, simultaneously the generation of the de-melon phenomenon of prevention of water.
The invention provides a kind of method that reduces the de-melon incidence of water, use the watermelon 12-72h before ethylene inhibitor processing is gathered.
The inventor finds after deliberation, and ethylene inhibitor can delay a series of physiological change by fruits and vegetables that ethene causes, especially can prevent that water stainization damage from appearring in flesh of Pulp Citrulli, therefore can be used for processing the watermelon before gathering, to reduce the incidence of the de-melon of water.While using the watermelon before ethylene inhibitor processing is gathered, also should select the suitable processing time, the too short inhibitory action that can not effectively play of processing time, the processing time, the long vegetative period of watermelon and the quality of likely causing was affected.In the present invention, the watermelon 12-72h before conventionally using ethylene inhibitor processing to gather.
According to method provided by the invention, described ethylene inhibitor can adopt 1-methyl cyclopropene (1-MCP) or its analogue, as 1-amyl group cyclopropylene (1-PentCP) or 1-octyl group cyclopropylene (1-OCP) etc.
According to method provided by the invention, use ethylene inhibitor to contact 12-36h with watermelon.
According to method provided by the invention, the time of implementing above-mentioned processing for example according to the big or small difference of kind and Watermelon Fruit, can be chosen in the watermelon using before ethylene inhibitor processing is gathered for before gathering 3-30 days after conventionally can being chosen in the expanding stage of Watermelon Fruit.
According to method provided by the invention, described in be treated to the watermelon before described gathering be placed under the atmosphere that contains described ethylene inhibitor, the concentration of ethylene inhibitor can be 5 × 10
-5-2.5 × 10
-2mg/L is for example 2.4 × 10
-3-1.2 × 10
-2mg/L.Or the aqueous solution of described ethylene inhibitor evenly can also be sprayed on to watermelon surface before gathering (or watermelon is immersed in the aqueous solution of described ethylene inhibitor 1-20 second), while adopting the method for spraying or immersion, the concentration of ethylene inhibitor can be with reference to above-mentioned concentration.
While carrying out above-mentioned processing, concrete embodiment can be determined according to the state of ethylene inhibitor.For example, for the ethylene inhibitor of gaseous state, can adopt the mode that the watermelon before gathering is placed under the atmosphere that contains ethylene inhibitor to implement, can be configured to the aqueous solution for the ethylene inhibitor of other states such as liquid and be sprayed on the watermelon surface before gathering.
In the specific embodiment of the present invention, for example can adopt the 1-MCP of gaseous state as ethylene inhibitor, the watermelon before gathering is placed under the atmosphere that contains 1-MCP and is processed.When enforcement, need an airtight space, can in the confined space such as packaging bag or greenhouse, directly use.Commercially available 1-MCP product is generally pulvis at present, after mixing, can discharge 1-MCP gas with water.While using, first in packaging bag or greenhouse etc., install 1-MCP pulvis, after adding water, can discharge 1-MCP gas.For example, when action space large (using in greenhouse), can use fan to promote gas circulation, increase effectiveness.The packaging bag using can adopt the impervious plastic material of gas, for example, use polyethylene packaging bag, and thickness for example can be 10-100 micron, to prevent ethylene inhibitor effusion.
In the process of growth of watermelon, can process according to the kind of watermelon and the big or small ethylene inhibitor of using various dose.Be treated to example to use 1-MCP, for the large fruit watermelon of " Hua Xin " and similar kind thereof, single melon focuses on 8-15kg, can use 1.21 × 10
-2the 1-MCP of mg/L concentration processes 48h; For the middle fruit type watermelon of " glad No. 3 of capital " and similar kind thereof, single melon focuses on 5-7kg, can use 1.21 × 10
-2the 1-MCP of mg/L concentration processes 24h; For the small fruit type watermelon of " carbuncle in early spring " and similar kind thereof, single melon focuses on 1-2kg, can use 2.41 × 10
-3the 1-MCP of mg/L concentration processes 12-24h.
Method provided by the invention can make the proportion of the de-melon of water in watermelon growing process significantly reduce by 30% left and right, and the generation of the de-melon phenomenon of prevention of water, and raw material is simultaneously easy to get, and operation is simple.
Brief description of the drawings
Fig. 1 is unprocessed and in method provided by the invention watermelon after treatment, occurs the contrast figure of the de-melon ratio of water.
Embodiment
Accompanying drawing referring to the embodiment of the present invention is described the present invention more fully.But the present invention can many multi-form embodiments, should not be construed as and be limited to the embodiment of statement herein.
Embodiment 1
In the present embodiment, select the watermelon seed of two small fruit type variety of watermelon (being labeled as respectively A and B) to be planted in respectively in three small-sized greenhouse 1-3, each kind is distributed in respectively a side of greenhouse 1-3.Two kinds were sowed May, and soil property is sandy loam, seed spacing 0.6m, and Gansu Province spacing is 3m.Temperature indoor temperature is controlled between 20-35 DEG C, often daily need leak informaton, to reduce the humidity in greenhouse.In the time growing the 6th leaf, it is climing that every strain only retains two leaves.In flowering stage, the female flower of Section 11 is carried out to self-pollination, remove all other female flowers.This kind after pollination the 40th day, results fruit, two kind list melon weight averages are in 1-2kg left and right.As a control group, greenhouse 2 is as 2.41 × 10 in its medium temperature chamber 1
-3the 1-MCP processed group of mg/L dosage, greenhouse 3 is as 1.21 × 10
-2the 1-MCP processed group of mg/L dosage, therefore for A kind, processes called after control group-A, A1 and A5 respectively for three kinds, and in like manner, the processing of B kind is labeled as respectively control group-B, B1 and B5.
Within the 10th day before fruit harvesting, the watermelon of two kinds is processed, is specially:
For A1 and B1 group: the 1-MCP powder of 0.5g (production of Lanzhou Jia Cheng Bioisystech Co., Ltd) and the water of 1ml are placed in to polyethylene packaging bag (50cm*30cm), make atmosphere in packaging bag containing 2.41 × 10
-3the 1-MCP of mg/L dosage; Kind A and the B watermelon got before gathering are inserted rapidly respectively in above-mentioned packaging bag, and each Watermelon Fruit correspondence is inserted a packaging bag; Then sack is wrapped on watermelon stem, and uses twice of plastic adhesive tape sealing bags sealing.After 24h, the 9th day before fruit harvesting, removes above-mentioned sealing bags, allows watermelon continued growth, and gathers on time.
For A5 and B5 group: the 1-MCP powder of 2.5g (production of Lanzhou Jia Cheng Bioisystech Co., Ltd) and the water of 5ml are placed in to polyethylene packaging bag (50cm*30cm), make atmosphere in packaging bag containing 1.21 × 10
-2the 1-MCP of mg/L dosage, all the other are processed with identical to the processing of A1 and B1 group.
Control group-A and control group-B self-sow, do not use ethylene inhibitor to process Watermelon Fruit.
Be two parts by the watermelon after gathering by site cutting, taking the tangent plane of watermelon as evaluation object, the ratio that de-ization of water damaged portion area in each watermelon is accounted for to whole watermelon sectional area by veteran evaluation group membership is evaluated.
Evaluation result as shown in Figure 1.For kind A, the control group-A not processing occurs that the ratio of the de-melon of water is 28% left and right, uses 2.41 × 10
-3mg/L dosage 1-MCP occurs while processing that the ratio of the de-melon of water is 13.4 left and right, uses 1.21 × 10
-2mg/L dosage 1-MCP occurs while processing that the ratio of the de-melon of water is 19.8% left and right.For kind B, in the control group-B not processing, occur that the ratio of the de-melon of water is 9.6% left and right, use 2.41 × 10
-3mg/L dosage 1-MCP occurs while processing that the ratio of the de-melon of water is 5% left and right, uses 1.21 × 10
-2mg/L dosage 1-MCP occurs while processing that the ratio of the de-melon of water is 8% left and right.Therefore, compare with control group-B with the control group-A not processing, in the fruit of A1 and B1 group and A5 and B5 group, the ratio of the de-melon of water obviously reduces.This explanation is used ethylene inhibitor 1-MCP Watermelon Fruit to be processed to the ratio that can significantly reduce the de-melon of water.
Embodiment 2
In the present embodiment, select the watermelon seed of capital glad No. 3 and glad No. 4 two kinds in capital to be planted in respectively in three small-sized greenhouse 1-3, the process of plantation and by the implementation process of ethylene inhibitor processing with embodiment 1.Single melon of receiving focuses on 5-8kg.As a control group, greenhouse 2 is as 2.41 × 10 in its medium temperature chamber 1
-3the 1-MCP processed group of mg/L dosage, greenhouse 3 is as 1.21 × 10
-2the 1-MCP processed group of mg/L dosage, therefore for capital glad No. 3, process called after control group-Jing Xin 3, capital glad 31 and Jing Xin 35 respectively for three kinds, in like manner, the processing of B kind is labeled as respectively control group-Jing Xin 4, capital glad 41 and Jing Xin 45.
Be two parts by the watermelon after gathering by site cutting, taking the tangent plane of watermelon as evaluation object, the ratio that de-ization of water damaged portion area in each watermelon is accounted for to whole watermelon sectional area by veteran evaluation group membership is evaluated.Evaluation result shows and do not use control group-Jing Xin 3 of ethylene inhibitor 1-MCP and control group-Jing Xin 4 to detect the de-melon of a small amount of water, and the capital that uses 1-MCP to process is glad 31, capital is glad 35, all do not detect the de-melon of water in capital glad 41 and Jing Xin 45.This explanation is used ethylene inhibitor that Watermelon Fruit is not processed and can watermelon be had a negative impact, and water is taken off to the prevention effect that has of melon.
Finally it should be noted that: above each embodiment, only in order to technical scheme of the present invention to be described, is not intended to limit; Although the present invention is had been described in detail with reference to aforementioned each embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or some or all of technical characterictic is wherein equal to replacement; And these amendments or replacement do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (8)
1. reduce a method for the de-melon incidence of water, it comprises, uses the watermelon 12-72h before ethylene inhibitor processing is gathered.
2. method according to claim 1, wherein, described ethylene inhibitor is 1-methyl cyclopropene, 1-amyl group cyclopropylene or 1-octyl group cyclopropylene.
3. method according to claim 1 and 2, wherein, is used ethylene inhibitor to contact 12-36h with watermelon.
4. method according to claim 1, wherein, is used the watermelon before ethylene inhibitor processing is gathered for 3-30 days before gathering.
5. method according to claim 1, wherein, described in be treated to the watermelon before described gathering be placed under the atmosphere that contains described ethylene inhibitor.
6. method according to claim 5, wherein, the concentration of described ethylene inhibitor is 5 × 10
-5-2.5 × 10
-2mg/L.
7. method according to claim 6, wherein, the concentration of described ethylene inhibitor is 2.4 × 10
-3-1.2 × 10
-2mg/L.
8. method according to claim 1, wherein, described in be treated to the aqueous solution of described ethylene inhibitor be sprayed on to the watermelon surface before gathering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410339172.1A CN104082062B (en) | 2014-07-16 | 2014-07-16 | Reduce the method that water takes off melon incidence |
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|---|---|---|---|
| CN201410339172.1A CN104082062B (en) | 2014-07-16 | 2014-07-16 | Reduce the method that water takes off melon incidence |
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| CN104082062B CN104082062B (en) | 2016-03-16 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5869424A (en) * | 1995-12-21 | 1999-02-09 | Basf Corporation | Plant growth retardants in combination with inhibitors of ethylene biosynthesis or action |
| JP2005232157A (en) * | 2003-12-23 | 2005-09-02 | Rohm & Haas Co | Method for reversing ethylene inhibitor response in plant |
| WO2014017806A1 (en) * | 2012-07-26 | 2014-01-30 | Baek Jinheum | Method for ripening and coloring fruit |
-
2014
- 2014-07-16 CN CN201410339172.1A patent/CN104082062B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5869424A (en) * | 1995-12-21 | 1999-02-09 | Basf Corporation | Plant growth retardants in combination with inhibitors of ethylene biosynthesis or action |
| JP2005232157A (en) * | 2003-12-23 | 2005-09-02 | Rohm & Haas Co | Method for reversing ethylene inhibitor response in plant |
| WO2014017806A1 (en) * | 2012-07-26 | 2014-01-30 | Baek Jinheum | Method for ripening and coloring fruit |
Non-Patent Citations (2)
| Title |
|---|
| 张子鹏: "大棚西瓜肉质恶变的发生原因及防治方法", 《蔬菜》 * |
| 焦艳等: "1-甲基环丙烯处理对鲜切西瓜生理代谢和品质的影响", 《食品科学》 * |
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| CN104082062B (en) | 2016-03-16 |
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