CN101747114A - Jujube flower-retention fruit-setting agent and preparation method thereof - Google Patents
Jujube flower-retention fruit-setting agent and preparation method thereof Download PDFInfo
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- CN101747114A CN101747114A CN 200910227817 CN200910227817A CN101747114A CN 101747114 A CN101747114 A CN 101747114A CN 200910227817 CN200910227817 CN 200910227817 CN 200910227817 A CN200910227817 A CN 200910227817A CN 101747114 A CN101747114 A CN 101747114A
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Abstract
The invention discloses a jujube flower-retention fruit-setting agent and preparation method thereof, which is prepared by adopting the materials of the following weight portions: 3.0 to 6.0 portions of sodium borate, 2.0 to 4.0 portions of Alpha-naphthylacetic acid, 200 to 500 portions of water, 4.0 to 8.0 portoins of carbamide, 9.0 to 56.5 portions of sodium nitrophenolate as well as 8 to 45 portions of leaf-surface active agent. The jujube flower-retention fruit-setting agent has rational medicament compatibility, can greatly improve the fruit-setting rate of jujube under high temperature and drought climate, can effectively prevent flower and fruit from dropping, can improve the fruit-setting rate to 96.8%, reaches a drop-preventing rate as high as 82 percent above; the quality of the jujube growing after spraying the agent is good; moreover, the agent can obviously promote growth of young fruits. The jujube flower-retention fruit-setting agent has low production cost, and is convenient to be used.
Description
Technical field
The present invention relates to a plant growth regulators, especially a kind of jujube flower-retention fruit-setting agent and preparation method thereof.
Background technology
Jujube tree is to spend more seeds, but is set the influence of body nutrition and envrionment conditions, and the fruit drop phenomenon is very serious, and natural fruit-setting rate only is about 1%.Pollination of jujube tree and pollen germination, optimum meteorological conditions are 24 ℃～26 ℃ of temperature, relative air humidity 70%～80%; Humidity is too low, and pollen development is bad, during as the pollen relative air humidity 40% of Golden jujube, germinates hardly.The florescence of jujube tree bears fruit the phase, and the general time of northern China jujube district is arid season just, the temperature height, and relative air humidity is low, and air exhaustion was unfavorable for that jujube tree beared fruit in this day.For this reason, improve the jujube tree fruit-setting rate by measures such as Kai Jia, the spray of jujube garden clear water, spray plant growth regulator and trace element fertilizers.Sprayed water in the jujube garden,, reduce temperature, promote to bear fruit to increase atmospheric moisture.But this practice takes a lot of work, time-consuming, and DeGrain; Jujube district plant-growth regulator commonly used has Plant hormones regulators,gibberellins, 2 at present, 4-D, a-naphthylacetic acid etc., and wherein, most widely used is Plant hormones regulators,gibberellins (being commonly called as " 920 ").Because Plant hormones regulators,gibberellins can promote Chinese date pollen to germinate, can also induce the jujube flower parthenocarpy.From nearly 30 years service condition, the jujube farming is descended at the weather of high temperature, the no rain of arid, and spraying number of times by increase increases and bear fruit, and causes the jujube tree initial stage quantity of bearing fruit bigger, the overnutrition of tree body consumption, and the later stage young fruit comes off more.In order to overcome the existing shortcoming of the single plant-growth regulator of present use, find a kind of new formulation that can under the dry climate condition, bear fruit in right amount, reduce shedding again as far as possible.We through up to a hundred field tests, have invented a kind of jujube flower-retention fruit-setting agent according to the botanical character of jujube tree, and the appearance of this agent is with regard to good this problem that solved.
Summary of the invention
The technical problem to be solved in the present invention provides and a kind ofly can effectively improve the jujube flower-retention fruit-setting agent of bearing fruit.The present invention also provides a kind of preparation method of this jujube flower-retention fruit-setting agent.
For solving the problems of the technologies described above, the technical solution used in the present invention is: described jujube flower-retention fruit-setting agent adopts the following weight proportion raw material to make: 3.0～6.0 parts of sodium borate decahydrates, 2.0～4.0 parts of a-naphthylacetic acids, 200～500 parts in water, 4.0～8.0 parts in urea, 9.0～56.5 parts of sodium nitrophenolates, 8～45 parts in blade face tensio-active agent.
Preferred blade face tensio-active agent is an xanthohumic acid.
The preparation method of jujube flower-retention fruit-setting agent of the present invention adopts following processing step: heat water to 60～80 ℃, under temperature constant state, dissolve in the mixed powder of a-naphthylacetic acid and sodium borate decahydrate, after being stirred to crystalline flour and dissolving fully, be cooled to 40～45 ℃, urea be dissolved to wherein obtain solution; Be cooled to 20～25 ℃ then, sodium nitrophenolate is dissolved in the solution, add the blade face tensio-active agent at last and stir, promptly obtain finished product.
Preferred blade face tensio-active agent is an xanthohumic acid among the preparation method of the present invention; Gradation add xanthohumic acid to the ph of solution be 5～6, promptly obtain finished product.
The function of each raw material and effect in the jujube flower-retention fruit-setting agent of the present invention:
Ten Sodium Tetraboratees: the boron fertilizer source that plant-growth is necessary.Boron is the essential micronutrient element of vascular plant, and boron is influential to the reproductive process of plant, and the special role on the synthetic and plasmalemma integrity is embodied in the growth of pollen tube boron at cell walls.During boron deficiency, flower pesticide and filigree atrophy, tapetum disorganization, pollen development is bad, causes " colored and unreal ".
The a-naphthylacetic acid: be a kind of broad spectrum plant-growth regulator, can promote cell fission and expansion, increase is beared fruit, and prevents shedding.
Sodium nitrophenolate: have the effect of regulating endogenous hormones in the plant materials, sodium nitrophenolate is after plant absorbing, can regulate with the balance plant materials in the activity of growth hormone, Plant hormones regulators,gibberellins, phytokinin, ethene, dormin etc., make the plant-growth stalwartness, can strengthen the plant anti-adversity ability.
Urea: being that nitrogen content is the highest in the solid nitrogenous fertilizer, is one of main nutrient elements of plant, and nitrogen is to make chlorophyllous major ingredient, can promote that branches and leaves are dark green, and it is vigorous to grow.
The blade face tensio-active agent can suitably be controlled the openness of crop blade face pore, reduces rising.Xanthohumic acid: the broad-spectrum plant growth regulator, the openness that promotes plant-growth especially can suitably control crop blade face pore is arranged, reduce transpiration, drought resisting is played an important role, can improve anti-adversity ability, increase production and improve the quality effect.
Adopt the beneficial effect that technique scheme produced to be: the present invention integrates nutrition, adjusting, diseases prevention, with can rapid permeability after the plant contact in plant materials, promote the protoplasma of cell to flow, improve cell viability, promote cell fission and chlorophyll to form, can promote Chinese date pollen to germinate, improve jujube tree fruit-setting rate and drought tolerance, prevent fruit drop, and can increase the nourishing body growth of plant significantly.The present invention is without any side effect, the production process three-waste free pollution.
The medicament compatibility is reasonable among the present invention, under high temperature, dry climate condition, can improve the jujube tree fruit-setting rate greatly, can effectively prevent fruit drop, fruit-setting rate can improve 96.8%, and anti-fall rate is up to more than 82%, the jujube fruit quality that sprays the back growth is good, and can obviously promote growth of young.Production cost of the present invention is low, and is easy to use, obviously strengthens with each composition effect than single, especially cooperates shared mutual supplement with each other's advantages with Plant hormones regulators,gibberellins, and effect is more outstanding.Be applicable to various jujube trees.
Embodiment
The present invention is further detailed explanation below in conjunction with specific embodiment.
Embodiment 1:
Jujube flower-retention fruit-setting agent adopts following raw material to make: sodium borate decahydrate 4.5kg, a-naphthylacetic acid 3.0kg, water 350kg, urea 6.0kg, sodium nitrophenolate 33kg, xanthohumic acid 26.5kg.
Preparation method: keep constant temperature after heating water to 70 ℃; dissolve in the mixed powder of a-naphthylacetic acid and sodium borate decahydrate; constantly be stirred to and react completely, after crystalline flour dissolves fully, when treating that liquid is cooled to 40～45 ℃; urea is dissolved to wherein; cool then to 20～25 ℃, sodium nitrophenolate is dissolved in this solvent, stir; at last the xanthohumic acid gradation is added, stirring is this jujube flower-retention fruit-setting agent finished product.
Using method: spraying is used on jujube tree.At full-bloom stage, jujube tree opened after the first in 1～4 day, got 15 milliliters of this agent, added water 50kg, and full tree is sprayed soup once.Spray date, with after at 4 o'clock in afternoon or 9 o'clock mornings be best in the past, neat for guaranteeing to bear fruit, the spray medicine should be set inside and outside the hall all sprays thoroughly, leaf will drip for best; Only to open first be contrast not spray.A month " Invest, Then Investigate " fruit-setting rate, experimental result such as following table:
| Handle | Number (individual) is always hung in investigation | Always bear fruit and count (individual) | Hang all bear fruit (individual) | Hang the increase (individual) of all bearing fruit |
| This agent | ??893 | ??581 | ??0.65 | ??0.321 |
| Do not spray | ??817 | ??269 | ??0.329 |
Find out that from last table the contrast tree that sprays this agent spray frequently hangs on average to bear fruit and increases by 0.321, the increase of bearing fruit.
Early July jujube tree contain and to spend the later stage, get 15 milliliters of this agent, add water 50kg, full tree is sprayed soup once.Spray date, with after at 4 o'clock in afternoon or 9 o'clock mornings be best in the past, be to reduce shedding, the spray medicine should be set inside and outside the hall all sprays thoroughly, leaf will drip for best; Not spray is contrast.First quarter moon " Invest, Then Investigate " fruit drop rate, experimental result such as following table:
| Handle | Fruit number (individual) before the spray | Investigation fruit in season number (individual) | Shedding number (individual) | Fruit drop rate (%) |
| This agent | ??592 | ??527 | ??65 | ??10.98 |
| Do not spray | ??671 | ??494 | ??177 | ??26.4 |
Find out that from last table spray this agent than the contrast tree shedding number that does not spray and reduce 112, fruit drop rate reduces 15.42%.
Embodiment 2:
Jujube flower-retention fruit-setting agent adopts following raw material to make: sodium borate decahydrate 3.0kg, a-naphthylacetic acid 4.0kg, water 300kg, urea 7.0kg, sodium nitrophenolate 9.0kg, xanthohumic acid 15kg.
Preparation method: keep constant temperature after heating water to 60 ℃; dissolve in the mixed powder of a-naphthylacetic acid and sodium borate decahydrate; constantly be stirred to and react completely, after crystalline flour dissolves fully, when treating that liquid is cooled to 40～45 ℃; urea is dissolved to wherein; cool then to 20～25 ℃, sodium nitrophenolate is dissolved in this solvent, stir; at last the xanthohumic acid gradation is added, stirring is this jujube flower-retention fruit-setting agent finished product.
Using method: spraying is used on jujube tree.At full-bloom stage, jujube tree opened after the first in 1～4 day, got 15 milliliters of this agent, added water 50kg, and full tree is sprayed soup once.Spray date, with after at 4 o'clock in afternoon or 9 o'clock mornings be best in the past, neat for guaranteeing to bear fruit, the spray medicine should be set inside and outside the hall all sprays thoroughly, leaf will drip for best; Only to open first be contrast not spray.A month " Invest, Then Investigate " fruit-setting rate, experimental result such as following table:
| Handle | Number (individual) is always hung in investigation | Always bear fruit and count (individual) | Hang all bear fruit (individual) | Hang the increase (individual) of all bearing fruit |
| This agent | ??761 | ??825 | ??1.08 | ??0.739 |
| Do not spray | ??801 | ??273 | ??0.341 |
Find out that from last table spray this agent than the contrast tree of not spraying and hang 0.739 of the increase of on average bearing fruit, bearing fruit obviously increases.
Early July jujube tree contain and to spend the later stage, get 15 milliliters of this agent, add water 50kg, full tree is sprayed soup once.Spray date, with after at 4 o'clock in afternoon or 9 o'clock mornings be best in the past, be to reduce shedding, the spray medicine should be set inside and outside the hall all sprays thoroughly, leaf will drip for best; Not spray is contrast.First quarter moon " Invest, Then Investigate " fruit drop rate, experimental result such as following table:
| Handle | Fruit number (individual) before the spray | Investigation fruit in season number (individual) | Shedding number (individual) | Fruit drop rate (%) |
| This agent | ??838 | ??793 | ??45 | ??5.4 |
| Do not spray | ??725 | ??516 | ??209 | ??28.8 |
Find out that from last table spray this agent than the contrast tree shedding number that does not spray and reduce 164, fruit drop rate reduces 23.4%, finds out that thus result of use is obvious.
Embodiment 3:
Jujube flower-retention fruit-setting agent adopts following raw material to make: sodium borate decahydrate 5.0kg, a-naphthylacetic acid 2.0kg, water 500kg, urea 8.0kg, sodium nitrophenolate 20kg, blade face tensio-active agent: alkyl polyoxyethylene base ether 8.0kg.
Preparation method: keep constant temperature after heating water to 80 ℃; dissolve in the mixed powder of a-naphthylacetic acid and sodium borate decahydrate; constantly be stirred to and react completely, after crystalline flour dissolves fully, when treating that liquid is cooled to 40～45 ℃; urea is dissolved to wherein; cool then to 20～25 ℃, sodium nitrophenolate is dissolved in this solvent, stir; at last alkyl polyoxyethylene base ether is added, stirring is this jujube flower-retention fruit-setting agent finished product.
Using method: spraying is used on jujube tree.At full-bloom stage, jujube tree opened after the first in 1～4 day, got 15 milliliters of this agent, added water 50kg, and full tree is sprayed soup once.Spray date, with after at 4 o'clock in afternoon or 9 o'clock mornings be best in the past, neat for guaranteeing to bear fruit, the spray medicine should be set inside and outside the hall all sprays thoroughly, leaf will drip for best; Only to open first be contrast not spray.A month " Invest, Then Investigate " fruit-setting rate, experimental result such as following table:
| Handle | Number (individual) is always hung in investigation | Always bear fruit and count (individual) | Hang all bear fruit (individual) | Hang the increase (individual) of all bearing fruit |
| This agent | ??1038 | ??1085 | ??1.05 | ??0.738 |
| Do not spray | ??1153 | ??360 | ??0.312 |
Find out that from last table spray this agent than the contrast tree of not spraying and hang 0.738 of the increase of on average bearing fruit, bearing fruit obviously increases.
Early July jujube tree contain and to spend the later stage, get 15 milliliters of this agent, add water 50kg, full tree is sprayed soup once.Spray date, with after at 4 o'clock in afternoon or 9 o'clock mornings be best in the past, be to reduce shedding, the spray medicine should be set inside and outside the hall all sprays thoroughly, leaf will drip for best; Not spray is contrast.First quarter moon " Invest, Then Investigate " fruit drop rate, experimental result such as following table
| Handle | Fruit number (individual) before the spray | Investigation fruit in season number (individual) | Shedding number (individual) | Fruit drop rate (%) |
| This agent | ??829 | ??786 | ??43 | ??5.19 |
| Do not spray | ??863 | ??609 | ??254 | ??29.4 |
Find out that from last table spray this agent than the contrast tree shedding number that does not spray and reduce 221, fruit drop rate reduces 24.21%, finds out that thus result of use is obvious.
Embodiment 4:
Jujube flower-retention fruit-setting agent adopts following raw material to make: sodium borate decahydrate 6.0kg, a-naphthylacetic acid 3.5kg, water 200kg, urea 4.0kg, sodium nitrophenolate 56.5kg, blade face tensio-active agent: sucrose fatty acid ester 45kg.
Preparation method: keep constant temperature after heating water to 70 ℃; dissolve in the mixed powder of a-naphthylacetic acid and sodium borate decahydrate; constantly be stirred to and react completely, after crystalline flour dissolves fully, when treating that liquid is cooled to 40～45 ℃; urea is dissolved to wherein; cool then to 20～25 ℃, sodium nitrophenolate is dissolved in this solvent, stir; add sucrose fatty acid ester at last, stirring is this jujube flower-retention fruit-setting agent finished product.
Using method: spraying is used on jujube tree.At full-bloom stage, jujube tree opened after the first in 1～4 day, got 15 milliliters of this agent, added water 50kg, and full tree is sprayed soup once.Spray date, with after at 4 o'clock in afternoon or 9 o'clock mornings be best in the past, neat for guaranteeing to bear fruit, the spray medicine should be set inside and outside the hall all sprays thoroughly, leaf will drip for best; Only to open first be contrast not spray.A month " Invest, Then Investigate " fruit-setting rate, experimental result such as following table:
| Handle | Number (individual) is always hung in investigation | Always bear fruit and count (individual) | Hang all bear fruit (individual) | Hang the increase (individual) of all bearing fruit |
| This agent | ??1218 | ??1309 | ??1.07 | ??0.754 |
| Do not spray | ??1034 | ??327 | ??0.316 |
Find out that from last table spray this agent than the contrast tree of not spraying and hang 0.754 of the increase of on average bearing fruit, bearing fruit obviously increases.
Early July jujube tree contain and to spend the later stage, get 15 milliliters of this agent, add water 50kg, full tree is sprayed soup once.Spray date, with after at 4 o'clock in afternoon or 9 o'clock mornings be best in the past, be to reduce shedding, the spray medicine should be set inside and outside the hall all sprays thoroughly, leaf will drip for best; Not spray is contrast.First quarter moon " Invest, Then Investigate " fruit drop rate, experimental result such as following table
| Handle | Fruit number (individual) before the spray | Investigation fruit in season number (individual) | Shedding number (individual) | Fruit drop rate (%) |
| This agent | ??496 | ??464 | ??32 | ??6.45 |
| Do not spray | ??827 | ??600 | ??227 | ??27.4 |
Find out that from last table spray this agent than the contrast tree shedding number that does not spray and reduce 195, fruit drop rate reduces 20.95%, finds out that thus result of use is obvious.
Embodiment 5:
Jujube flower-retention fruit-setting agent adopts following raw material to make: sodium borate decahydrate 4.0kg, a-naphthylacetic acid 2.5kg, water 400kg, urea 5.0kg, sodium nitrophenolate 45kg, xanthohumic acid 35kg.
Preparation method: keep constant temperature after heating water to 70 ℃; dissolve in the mixed powder of a-naphthylacetic acid and sodium borate decahydrate; constantly be stirred to and react completely, after crystalline flour dissolves fully, when treating that liquid is cooled to 40～45 ℃; urea is dissolved to wherein; cool then to 20～25 ℃, sodium nitrophenolate is dissolved in this solvent, stir; last gradation adds xanthohumic acid, and stirring is this jujube flower-retention fruit-setting agent finished product.
Using method: spraying is used on jujube tree.At full-bloom stage, jujube tree opened after the first in 1～4 day, got 15 milliliters of this agent, added water 50kg, and full tree is sprayed soup once.Spray date, with after at 4 o'clock in afternoon or 9 o'clock mornings be best in the past, neat for guaranteeing to bear fruit, the spray medicine should be set inside and outside the hall all sprays thoroughly, leaf will drip for best; Only to open first be contrast not spray.A month " Invest, Then Investigate " fruit-setting rate, experimental result such as following table:
| Handle | Number (individual) is always hung in investigation | Always bear fruit and count (individual) | Hang all bear fruit (individual) | Hang the increase (individual) of all bearing fruit |
| This agent | ??1024 | ??738 | ??0.72 | ??0.369 |
| Do not spray | ??928 | ??326 | ??0.351 |
Find out from last table, spray this agent than the contrast tree of not spraying and hang 0.369 of the increase of on average bearing fruit, the increase of bearing fruit.
Early July jujube tree contain and to spend the later stage, get 15 milliliters of this agent, add water 50kg, full tree is sprayed soup once.Spray date, with after at 4 o'clock in afternoon or 9 o'clock mornings be best in the past, be to reduce shedding, the spray medicine should be set inside and outside the hall all sprays thoroughly, leaf will drip for best; Not spray is contrast.First quarter moon " Invest, Then Investigate " fruit drop rate, experimental result such as following table:
| Handle | Fruit number (individual) before the spray | Investigation fruit in season number (individual) | Shedding number (individual) | Fruit drop rate (%) |
| This agent | ??923 | ??815 | ??108 | ??11.7 |
| Do not spray | ??761 | ??522 | ??239 | ??31.4 |
Find out that from last table spray this agent than the contrast tree shedding number that does not spray and reduce 131, fruit drop rate reduces 19.7%.
More than experiment is all carried out in jujube garden, Xian County, Golden jujube main producing region, Cangzhou, Hebei.
Experimental example: this jujube flower-retention fruit-setting agent, draws through laterally contrast experiment and vertically contrast experiment in the village, Hebei, and hanging all bears fruit can improve 96.8%, and anti-fall rate is up to more than 82%.
Horizontal method of contrast: experiment is in institute of Hebei province woods section jujube garden, choose the age of tree, scapus, hat width of cloth basically identical, manage identical, set 16 strains for examination the best fruiting period that tree vigo(u)r is suitable, adopting that district's group is arranged, 4 processing, repeat 4 times, is the sub-district with the unit branch of different azimuth, an age, rugosity basically identical; On 4 of homophyletics, establish respectively:
A:15ppm Plant hormones regulators,gibberellins.
B: only spray this agent (get 15 milliliters, add water 50kg).
C: spray clear water (spraying 1～2 day at interval altogether 5 times).
D: not spraying is to contrast.
After jujube tree opens first the 2nd day (opening first on June 2), each is handled branch evenly spray soup once.Spray date was carried out at 10 o'clock in the morning.
Investigation content and method:
Mainly investigate after the processing and put down in writing 1) spray (July 2～4) about one month each handle always hang number, fruit-setting rate; 2) investigation on July 26～27 fruit-setting rate.
Experimental result sees the following form:
Find out that from last table spray clear water and contrast are compared, though fruit-setting rate increases to some extent, effect is not remarkable; Spray investigation on 15ppm Plant hormones regulators,gibberellins July 3 and hang that all to bear fruit be 1.73, fruit-setting rate is the highest, investigation on July 27, and along with growth of young, shedding increases the weight of, and hangs and all bears fruit than lack 0.135 with this agent; This is that tree body nutrient consumption is big, cause the nutrient deficiency of supply young fruit, thereby the young fruit shedding increases the weight of owing to spray behind the Plant hormones regulators,gibberellins jujube tree and bear fruit manyly.Investigation on July 3 sprays this agent than the contrast tree of not spraying and hangs 0.966 of the increase of on average bearing fruit, and bearing fruit obviously increases; July 27 investigation, spraying this agent than the contrast tree of not spraying and hanging on average to bear fruit increases by 0.475, finally hanging the raising 96.9% of all bearing fruit with comparing, and result of use is obvious.
July 6 jujube tree contain and to spend the later stage, get 15 milliliters of this agent, add water 50kg, each is handled branch continues to spray soup once.The spray medicine carried out in the afternoon in 5 o'clock; Not spray is contrast.(July 27) investigation fruit drop rate behind the first quarter moon, experimental result sees the following form:
| Handle | Fruit number (individual) before the spray | Investigation fruit number (individual) | Shedding number (individual) | Fruit drop rate (%) | Relatively (%) |
| Plant hormones regulators,gibberellins | ??1117 | ??1041 | ??76 | ??6.8 | ??-77.6 |
| This agent | ??970 | ??919 | ??51 | ??5.3 | ??-82.6 |
| Clear water | ??386 | ??277 | ??109 | ??28.2 | ??-7.2 |
| Do not spray | ??385 | ??268 | ??117 | ??30.4 |
Find out that from last table it is minimum to spray this agent fruit drop rate, reduce 82.6% than the contrast shedding number that does not spray, result of use is obvious.
In sum, this agent has promotion and bears fruit, reduces the dual function that young fruit comes off, and has both avoided many owing to bearing fruit early stage, and it is too concentrated that the tree body consumes nutrition, and the young fruit that causes comes off in a large number; Can promote growth of young again, be a kind of very ideal new preparation.
Vertical method of contrast: since 2000 in 2000 mu of Golden jujube gardens of Xian County, Hebei province Huai Zhen, choose with contrast the tree age of tree, scapus, the hat width of cloth is consistent, manage identical, the suitable 100 strain bearing-age trees of tree vigo(u)r are tested, and in the early July random searching situation of bearing fruit, early August investigation shedding situation calculates fruit drop rate.Investigation result sees the following form:
By above data as can be known: on jujube tree, used jujube flower-retention fruit-setting agent continuously from 2000～2008 years; no matter florescence weather is high temperature, arid; still moistening; spraying equal can the stablizing of this agent bears fruit; and can reduce young fruit significantly comes off; avoided the too much consumption of tree body nutrition, for the red date high yield of the whole year has been laid solid foundation.
Claims (5)
1. jujube flower-retention fruit-setting agent; it is characterized in that described jujube flower-retention fruit-setting agent adopts the following weight proportion raw material to make: 3.0～6.0 parts of sodium borate decahydrates, 2.0～4.0 parts of a-naphthylacetic acids, 200～500 parts in water, 4.0～8.0 parts in urea, 9.0～56.5 parts of sodium nitrophenolates, 8～45 parts in blade face tensio-active agent.
2. jujube flower-retention fruit-setting agent according to claim 1 is characterized in that, described blade face tensio-active agent is an xanthohumic acid.
3. the preparation method of claim 1 or 2 described jujube flower-retention fruit-setting agents, it is characterized in that, this method adopts following processing step: heat water to 60～80 ℃, under temperature constant state, dissolve in the mixed powder of a-naphthylacetic acid and sodium borate decahydrate, after being stirred to crystalline flour and dissolving fully, be cooled to 40～45 ℃, urea be dissolved to wherein obtain solution; Be cooled to 20～25 ℃ then, sodium nitrophenolate is dissolved in the solution, add the blade face tensio-active agent at last and stir, promptly obtain finished product.
4. the preparation method of jujube flower-retention fruit-setting agent according to claim 3, it is characterized in that: described blade face tensio-active agent is an xanthohumic acid; Gradation add xanthohumic acid to the pH of solution be 5～6, promptly obtain finished product.
5. according to the preparation method of claim 3 or 4 described jujube flower-retention fruit-setting agents, it is characterized in that: after heating water to 70 ℃, under temperature constant state, dissolve in a-naphthylacetic acid and sodium borate decahydrate.
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| CN1319457C (en) * | 2005-02-06 | 2007-06-06 | 山东省农业科学院土壤肥料研究所 | Plant salt-resisting agent, and its preparing and use method |
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Effective date of registration: 20170323 Address after: 711700 Fuping County, the original beauty of the town of Zhao village group Patentee after: Chang Jianfeng Address before: Cangzhou City, Hebei province 061001 glorious road No. 28, Cangzhou Municipal Bureau of Forestry Forest Protection Station Patentee before: Li Kaisen |
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