CN104003821A - Longan fruit thinning agent - Google Patents
Longan fruit thinning agent Download PDFInfo
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- CN104003821A CN104003821A CN201410254820.3A CN201410254820A CN104003821A CN 104003821 A CN104003821 A CN 104003821A CN 201410254820 A CN201410254820 A CN 201410254820A CN 104003821 A CN104003821 A CN 104003821A
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- fruit thinning
- thinning
- diflubenzuron
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Abstract
The invention belongs to the technical field of agricultural fruit thinning of fruit trees, and relates to a longan fruit thinning agent. The longan fruit thinning agent is prepared by uniformly mixing carbamide, diflubenzuron, amino acid and water and achieves the purpose of fruit thinning by accelerating the drop of weak fruits by being sprayed to a longan crown which needs fruit thinning and then manually vibrating the 2-level branches of a longan tree. The longan fruit thinning agent disclosed by the invention can be used for effectively thinning the weak fruits and retaining the fruits with high fruit setting power by scientifically blending a medicament according to a longan fruit load regulation mechanism, can meet the requirement for better fruit thinning, increase the fruit thinning efficiency under the precondition without influencing the late management work of longan and solve the problems of high labor intensity, low efficiency, high expenditure, poor effect and the like of the traditional manual fruit thinning, has the characteristics of easiness for operation, good effect, low cost and the like and plays an important directing role in high-efficiency orchard management.
Description
Technical field
The invention belongs to agriculture fruit tree fruit thinning technical field, relate to a kind of fruit thinning technology of longan young fruit period, specifically a kind of longan fruit thinning agent.
Background technology
Longan (Dimocarpus longan Loureiro) is aiphyllium, and its fruit---longan and lichee, banana, pineapple are all the large precious fruit in south China four.Longan under normal circumstances fruit-setting rate is extremely strong, have the impression of " liking really not stint tree ", the longan of golden mean of the Confucian school tree body, and each fruit ear can be tied more than 40 fruit, and the every fringe of strong tree of Management put can be tied more than 70.Excessive fruit burden, can cause crown texture to decline, and because fruit amount greatly also can cause, single fruit weight is low, poor quality simultaneously, in therefore producing, often need to carry out fruit thinning at the young fruit period of longan.Knowhow shows, golden mean of the Confucian school longan retains 30/fringe, strong tree reservation 50/fringe left and right fruit is advisable, and wanting fruit thinning 30% ± 2% is best fruit thinning state, be so just conducive to improve longan single fruit weight and quality, facilitate final-period management, be also conducive to promote fruit price simultaneously.
In production, be mainly to utilize artificial fruit thinning to the fruit thinning mode of longan young fruit period, the unnecessary fruit that is fruit thinning personnel each fruit ear to longan young fruit period with scissors is wiped out, workload is large, efficiency is low, time is long, as the fruit thinning growth to longan fruit not in time, the formation of output and high quality fruit all has impact, moreover easily because human factor causes, fruit thinning is excessive or fruit thinning is not in place for artificial fruit thinning, affect orchard worker's income, be unfavorable for the development of longan mass-producing, have again, artificial fruit thinning can only be for more small-sized longan, also inapplicable to larger tree type longan.At present, formed scale in the plantation in longan producing region, the fruit thinning time is relatively concentrated, and the fruit thinning phase, artificial demand was large, and fruit thinning expense is high, and requires also higher to fruit thinning personnel's technical ability.
Along with scientific and technological development and the rise of labor cost, will be the most potential future thrust of fruit growing with changing the artificial input of control replacement.Not yet find the relevant report about longan fruit thinning agent through retrieval.
Summary of the invention
The object of the invention is provides a kind of longan fruit thinning agent for the deficiencies in the prior art, according to longan fruit load regulation mechanism, medicament is carried out to science compatibility, can reach good fruit thinning requirement, effectively improve fruit thinning efficiency, solve the problems such as existing artificial fruit thinning labour intensity is large, efficiency is low, it is high to spend, weak effect, efficient orchard management has been had to important directive function.
The technical solution adopted in the present invention:
A kind of longan fruit thinning agent, is that urea, diflubenzuron, amino acid and water are mixed and made, and wherein the content of each component is by mass percentage: urea 10%, diflubenzuron 0.1 ‰～0.2 ‰, amino acid 0.13 ‰～0.17 ‰, surplus is water.
Thanking after spending longan is the fruit thinning phase within the scope of 15～45 days, all can fruit thinning.Spray in the longan tree crown that needs fruit thinning with liquid medicine provided by the present invention (longan fruit thinning agent), being sprayed onto drips is advisable.After medicament sprays 10 days, manually 2 grades of branches of longan are vibrated, promote weak fruit to come off, reach the object of fruit thinning.
The present invention is according to longan fruit load regulation mechanism, by urea, diflubenzuron and amino acid carry out science compatibility, effectively weak fruit is removed, retain the strong fruit of power of bearing fruit, can reach good fruit thinning requirement, under the prerequisite of management work that does not affect the longan later stage, improve fruit thinning efficiency, and operable time segment limit is longer, solve existing artificial fruit thinning labour intensity large, efficiency is low, spend high, the problems such as weak effect, have easy to operate, effective, the features such as cost is low, after fruit thinning, longan fringe type is moderate, single fruit is great, commodity rate is high, efficient orchard management is had to important directive function.
Embodiment
Below in conjunction with embodiment, the specific embodiment of the present invention is described in further detail.Following examples are used for illustrating the present invention, but are not used for limiting the scope of the invention.The experimental technique of unreceipted actual conditions in the following example, conventionally according to normal condition, or the condition of advising according to manufacturer.
The fruit thinning medicament of a kind of longan fruit thinning phase provided by the present invention, taking urea, diflubenzuron and amino acid as solute, (urea can accelerate coming off of the weak fruit of longan on the one hand,, played on the other hand staying tree fruit grow harmless and affect meanwhile, and the effect that the longer the better; Diflubenzuron also has certain effect to longan fruit thinning, also has concurrently and kills Tessaratoma Papillosa Drury, improves the effect of fruit quality; Amino acid is foliage fertilizer, aspect fruit retention, there is effect), water is solvent, the liquid medicine being mixed with is to needing the longan of fruit thinning to spray in tree crown (being sprayed onto drips is advisable), after medicament sprays 10 days, manually 2 grades of branches of longan are vibrated, promote weak fruit to come off, reach the object of fruit thinning.
Embodiment mono-
Get urea, diflubenzuron, amino acid and water and mix, be mixed with longan fruit thinning medicament, storage at normal temperature is for subsequent use.The mass percentage content of each composition is: urea 10%, diflubenzuron 0.1 ‰, amino acid 0.17 ‰.
Embodiment bis-
Get urea, diflubenzuron, amino acid and water and mix, be mixed with longan fruit thinning medicament, storage at normal temperature is for subsequent use.The mass percentage content of each composition is: urea 10%, diflubenzuron 0.2 ‰, amino acid 0.13 ‰.
Embodiment tri-
Get urea, diflubenzuron, amino acid and water and mix, be mixed with longan fruit thinning medicament, storage at normal temperature is for subsequent use.The mass percentage content of each composition is: urea 10%, diflubenzuron 0.15 ‰, amino acid 0.15 ‰.
Embodiment tetra-
Get urea and water mixes, be mixed with longan fruit thinning medicament, storage at normal temperature is for subsequent use.The mass percentage content of urea is 10%.
Embodiment five
Get diflubenzuron, amino acid and water and mix, be mixed with longan fruit thinning medicament, storage at normal temperature is for subsequent use.The mass percentage content of each composition is: diflubenzuron 0.2 ‰, amino acid 0.15 ‰.
Embodiment six
Get urea, diflubenzuron, amino acid and water and mix, be mixed with longan fruit thinning medicament, storage at normal temperature is for subsequent use.The mass percentage content of each composition is: urea 3%, diflubenzuron 0.15 ‰, amino acid 0.15 ‰.
Embodiment seven
Get urea, diflubenzuron, amino acid and water and mix, be mixed with longan fruit thinning medicament, storage at normal temperature is for subsequent use.The mass percentage content of each composition is: urea 5%, diflubenzuron 0.15 ‰, amino acid 0.15 ‰.
Embodiment eight
Get urea, diflubenzuron, amino acid and water and mix, be mixed with longan fruit thinning medicament, storage at normal temperature is for subsequent use.The mass percentage content of each composition is: urea 15%, diflubenzuron 0.15 ‰, amino acid 0.15 ‰.
Embodiment nine
Get urea, diflubenzuron, amino acid and water and mix, be mixed with longan fruit thinning medicament, storage at normal temperature is for subsequent use.The mass percentage content of each composition is: urea 20%, diflubenzuron 0.15 ‰, amino acid 0.15 ‰.
Test:
Above-described embodiment gained longan fruit thinning medicament, respectively taking Hainan main breed " stone gorge ", " Chu Liang " etc. as experimental subjects, is carried out to fruit thinning test at longan growing area.In different zones, random choose fruit ear in different fruit trees, each medicament carries out fruit thinning processing, repeats 4 times.After spraying medicament, manually 2 grades of branches of longan were vibrated respectively at 10 days, 15 days, fruit number is stayed in calculating, statistics fruit drop rate adopts gel diffusion method to measure fruit abscission index (carpopodium absciss layer Key Hydrolytic Enzyme Activity) simultaneously, taking blank (not dispenser agent) as contrast.The investigation of fruit drop rate is taking the initial fruit ear amount of bearing fruit as 40-50 grain fruit ear is as respondent, different chemicals treatment on the impact of longan fruit fruit thinning situation and the index that comes off in table 1, table 2.
The fruit thinning situation of the different chemicals treatment of table 1
The impact of the different fruit thinning chemicals treatment of table 2 on longan carpopodium absciss layer Key Hydrolytic Enzyme Activity
Illustrate: enzyme assay adopts gel diffusion method (Agricultural University Of South China's journal, 2012,33 (2): 175-177.Yang Ziqin, 2011) measure the Dmm of cellulase activity unit, the Dmm of hemicellulase activity unit.
Above-mentioned experimental result shows: longan fruit thinning agent provided by the present invention (embodiment mono-, two, three) can remove weak fruit effectively, retain the strong fruit of power of bearing fruit, and after fruit thinning about 15 days, shedding situation is basicly stable, overall fruit drop rate is controlled at 30 ± 2%, longan fringe type is moderate, reaches best fruit thinning state.The simple urea soln (embodiment tetra-) that adopts carries out fruit thinning, and when fruit thinning 10 days, fruit drop rate is larger, and fruit drop rate further increases after 15 days, can not control better overall fruit drop rate, belongs to fruit thinning excessive.The simple fruit thinning agent (embodiment five) that adopts diflubenzuron, amino acid preparation carries out fruit thinning, and fruit drop rate, even lower than blank, plays the effect of fruit retention on the contrary, belongs to fruit thinning not in place.When urea, diflubenzuron, amino acid are coordinated and are used, adopt the preparation of the urea (embodiment six, seven, eight, nine) of different concns to carry out fruit thinning, its fruit drop rate is too low or too high, causes that fruit thinning is not in place or fruit thinning is excessive.The difference of above-mentioned fruit drop rate can obtain by the data judging of the longan carpopodium absciss layer Key Hydrolytic Enzyme Activity (cellulase activity and hemicellulase activity) of mensuration from different fruit thinning medicaments spray, after fruit thinning, the numerical value of cellulase activity and hemicellulase activity is larger, the probability that fruit departs from carpopodium is higher, show thus, longan fruit thinning agent provided by the present invention, by urea, diflubenzuron and amino acid carry out science compatibility, effectively weak fruit is removed, retain the strong fruit of power of bearing fruit, can reach good fruit thinning requirement, solve existing artificial fruit thinning labour intensity large, efficiency is low, spend high, the problems such as weak effect, efficient orchard management is had to important directive function.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the technology of the present invention principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (1)
1. a longan fruit thinning agent, it is characterized in that: be that urea, diflubenzuron, amino acid and water are mixed and made, wherein the content of each component is by mass percentage: urea 10%, diflubenzuron 0.1 ‰～0.2 ‰, amino acid 0.13 ‰～0.17 ‰, surplus is water.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410254820.3A CN104003821B (en) | 2014-06-10 | 2014-06-10 | A kind of longan fruit thinning agent |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410254820.3A CN104003821B (en) | 2014-06-10 | 2014-06-10 | A kind of longan fruit thinning agent |
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| CN104003821A true CN104003821A (en) | 2014-08-27 |
| CN104003821B CN104003821B (en) | 2016-01-20 |
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| CN201410254820.3A Expired - Fee Related CN104003821B (en) | 2014-06-10 | 2014-06-10 | A kind of longan fruit thinning agent |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104291964A (en) * | 2014-09-28 | 2015-01-21 | 定远县金胜农业开发有限公司 | Flower and fruit thinning conditioning agent of peach tree and preparation method thereof |
| CN106135270A (en) * | 2016-07-01 | 2016-11-23 | 刘刚 | A kind of fruit thinning agent of nectarine tree |
| CN106818919A (en) * | 2017-01-23 | 2017-06-13 | 陆川县绿丰农业专业合作社 | A kind of longan control shoot agent and preparation method thereof |
| CN109497082A (en) * | 2018-11-30 | 2019-03-22 | 北京市园林科学研究院 | A kind of fruit removes medicament and fruit removes method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1263710A (en) * | 1999-02-17 | 2000-08-23 | 苗平生 | Tip-controlling flower promoter |
| CN101036466A (en) * | 2007-01-23 | 2007-09-19 | 郭建文 | Fruits thinning solution |
| CN101375687A (en) * | 2007-08-30 | 2009-03-04 | 梁 | Agent for controlling tip of branch of citrus |
-
2014
- 2014-06-10 CN CN201410254820.3A patent/CN104003821B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1263710A (en) * | 1999-02-17 | 2000-08-23 | 苗平生 | Tip-controlling flower promoter |
| CN101036466A (en) * | 2007-01-23 | 2007-09-19 | 郭建文 | Fruits thinning solution |
| CN101375687A (en) * | 2007-08-30 | 2009-03-04 | 梁 | Agent for controlling tip of branch of citrus |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104291964A (en) * | 2014-09-28 | 2015-01-21 | 定远县金胜农业开发有限公司 | Flower and fruit thinning conditioning agent of peach tree and preparation method thereof |
| CN106135270A (en) * | 2016-07-01 | 2016-11-23 | 刘刚 | A kind of fruit thinning agent of nectarine tree |
| CN106818919A (en) * | 2017-01-23 | 2017-06-13 | 陆川县绿丰农业专业合作社 | A kind of longan control shoot agent and preparation method thereof |
| CN109497082A (en) * | 2018-11-30 | 2019-03-22 | 北京市园林科学研究院 | A kind of fruit removes medicament and fruit removes method |
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| Publication number | Publication date |
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| CN104003821B (en) | 2016-01-20 |
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Inventor after: Yang Ziqin Inventor after: Hong Jiwang Inventor after: Zhang Lei Inventor after: Li Songgang Inventor before: Yang Ziqin Inventor before: Li Songgang Inventor before: Zhang Lei Inventor before: Hong Jiwang |
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