CN103583568A - Plant growth regulator and preparation method as well as application thereof - Google Patents
Plant growth regulator and preparation method as well as application thereof Download PDFInfo
- Publication number
- CN103583568A CN103583568A CN201310411126.3A CN201310411126A CN103583568A CN 103583568 A CN103583568 A CN 103583568A CN 201310411126 A CN201310411126 A CN 201310411126A CN 103583568 A CN103583568 A CN 103583568A
- Authority
- CN
- China
- Prior art keywords
- plant growth
- growth regulator
- fruit
- lanolin
- take
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Agricultural Chemicals And Associated Chemicals (AREA)
- Medicines Containing Plant Substances (AREA)
Abstract
The invention belongs to the technical field of fruit tree production, and relates to a plant growth regulator and a preparation method as well as application thereof. The plant growth regulator comprises lanolin as a matrix and 2.5-3 percent of GA(3+4+7), 2-5 percent of calcium nitride, 2.2-2.8 percent of boric acid, 1-5 percent of potassium nitride and 290-310 ppm of CCPU serving as ointment. The growth regulator is convenient to manufacture, the use method is simple, the nutrients required for development of fruits is fully guaranteed, the efficacy is lasting, the single fruit weight of pears is obviously improved, the weight is increased by 36.6 percent, the inherent quality of the fruits is not reduced, and the appearance quality is improved to a certain extent. Compared with the common plant growth regulators on the market, the plant growth regulator has the advantages that the single fruit weight of the pears is obviously increased, the content of mineral elements of the fruits is increased, and the problems of shorter effective action time and short shelf life of the pears after treatment of other plant growth regulators are solved.
Description
Technical field
The invention belongs to production of fruit trees technical field, relate to plant growth regulators and its preparation method and application.
Background technology
The operatic circle is of high nutritive value, fresh and crisp succulence, with rich flavor, includes abundant sugar, acid, mineral matter, vitamin etc. and liked by consumer.But some kinds are because fruit development period is short, because of the impact of plum rains, the sunshine undesirable element such as deficiency, often occur that fruit single fruit weight is less than normal again, the problem such as per unit area yield is lower, and regularity is not high, and exterior quality is poor, and commodity is low.Such as, the golden pear of extensively planting in a lot of areas of China at present, generally this kind fruit is oblate, ripe fruit in season Beijing opera is green, slightly after storage, becomes golden yellow, and pericarp is extremely clean, fruit dot is large and rare, the slightly soft and succulence of pulp, pulp white, lithocyte is few, edible rate is high, taste is fresh and sweet and have fragrance, unique flavor, and quality is splendid, but in recent years also because the impact of many unfavorable factors, it has also occurred that fruit heavily declines, and after adopting, the problems such as storage tolerance, shelf life be not short, have had a strong impact on economic benefit.
In pear tree production process, generally can stay fruit amount to improve fruit mass by minimizing, but the method have reduced also gross yield when improving fruit mass.In addition also there is the method that improves the operatic circle quality by enriching fertilizer, but need repeatedly spray due to 1 year, drop into more fertilizer and artificial cost, cause cost significantly to raise.In producing at present, more conventional method is to improve pears fruit mass by using plant growth regulator, but the method also exists the not resistance to sun of liquid preparation to shine, drench with rain, lotion preparation composition is single, the problems such as DeGrain, and the two action time is all shorter, need repeatedly Reusability, virtually increased again labor cost, in addition, more not storage tolerance becomes after the Fruit of processing through these growth regulators, shelf life shortens, and causes and more adopts rear loss.
Gibberellin (English: Gibberellin, referred to as GA) also claim Ji Beisu, gibberellin (because extracting, from gibberella, gaining the name), one of five large hormones of coordinate plant growth growth, growth regulation and the various growth courses of impact, comprise the prolongation that promotes stem, germinates, seed dormancy, bloom, Sex, the aging inhibition of leaf and fruit.Till within 2003, had at least the gibberellin chemicals of 126 kinds of similar structures to be found.Name gibberellin chemicals are to use A
1(GA
1) to A
126(GA
126) mode name, numeral is according to the sequencing of finding.
Summary of the invention
The object of the invention is to overcome existing promotion the operatic circle, to expand the consumption of method manpower and materials larger, DeGrain, and effective drug duration is short, and not storage tolerance, the short shortcoming of shelf life of fruit after processing, and a plant growth regulators is provided.
Another object of the present invention is to provide the preparation method of this plant growth regulator.
Another object of the present invention is to provide the application of plant growth regulator.
Object of the present invention can be achieved through the following technical solutions:
This patent will solve the technical scheme that above-mentioned production problem adopts and be achieved in that
One plant growth regulators, described plant growth regulator, for take lanolin as matrix, contains 2.5～3% GA
3+4+7, 2～5% nitrate of lime, 2.2～2.8% boric acid, 1～5% potassium nitrate and 290～310ppm forchlorfenuron (CPPU, lower with) paste.Described GA
3+4+7refer to GA
3, GA
4and GA
7mixture.
Described plant growth regulator preferably be take lanolin as matrix, contains 2.7% GA
3+4+7, 4～5% nitrate of lime, 2.4～2.8% boric acid, 3～4% potassium nitrate and 300～305ppm CPPU paste.Described GA
3+4+7refer to GA
3, GA
4and GA
7mixture.
Described plant growth regulator further preferably be take lanolin as matrix, contains 1.35%GA
3, 1.35%GA
4+7, 4% nitrate of lime, 2.4% boric acid, 3% potassium nitrate and 300ppm CPPU paste.Described GA
4+7refer to GA
4and GA
7mixture.
Described plant growth regulator preferably prepares by the following method:
1) take lanoline grease, on magnetic stirring apparatus, stir and be heated to 40 ℃ of thawings;
2) according to formula rate, take each medicine that respective amount need to be added, be dissolved in absolute ethyl alcohol, stir, to pour in lanolin, high-speed stirred on magnetic stirring apparatus is evenly distributed medicament in lanolin;
3) due to the volatilization of ethanol, mixture weight is reduced, after 3-5 hour by step 2) mixture weigh, after ethanol volatilization, stop adding thermal agitation, obtain described plant growth regulator.
The preparation method of plant growth regulator of the present invention, comprises following steps:
1) take lanoline grease, on magnetic stirring apparatus, stir and be heated to 40 ℃ of thawings;
2) according to formula rate, take each medicine that respective amount need to be added, be dissolved in absolute ethyl alcohol, stir, to pour in lanolin, high-speed stirred on magnetic stirring apparatus is evenly distributed medicament in lanolin;
3) due to the volatilization of ethanol, mixture weight is reduced, after 3-5 hour by step 2) mixture weigh, after ethanol volatilization, stop adding thermal agitation, obtain described plant growth regulator.
Plant growth regulator of the present invention is improving pear fruit fruit mass and is extending the application in the operatic circle shelf life.
A kind of method that improves pear fruit fruit mass Shelf-life, it is characterized in that 15-45 days after pears Sheng is spent, with plant growth regulator claimed in claim 1, be evenly applied in carpopodium middle part, 20～30 milligrams of plant growth regulator of every fruit dosage, 25 milligrams of plant growth regulator of preferred every fruit dosage.By the slow releasing function of lotion reagent, guarantee the required nutrient of the whole growth course of fruit, reach and improve pear fruit fruit mass, increase fruit Mineral Elements Content, be of value to the effect of Shelf-life.Beneficial effect
The nutrient uptake feature of fruit development during the present invention produces according to pear tree, analyzed the method for various promotion Fruits, and the different agent combination of comparative studies are on the time of the impact of pear fruit fruit mass and effect thereof and the impact on the operatic circle Storage, the paste plant growth regulator formula that to obtain take lanolin be medium, and obtain 15-45 days after pears Sheng is spent, with 20～30 milligrams of plant growth regulator of the present invention, be evenly applied in the method at carpopodium middle part.The use of solid paste has solved the not resistance to sun of direct spray liquid bulk-growth conditioning agent and has directly shone, drenches with rain, the problems such as effective drug duration is short, and in solid paste, contain the necessary mineral nutrition of fruit development, expanding of fruit had to important function with the raising of quality.
1) the present invention uses solid paste for 15-45 days after pear tree full-bloom stage, can all play a role whole vegetative period at fruit, has avoided repeatedly spraying, and has saved cost of labor and cost of drugs.The time range that medicament is used is wide, has reduced production cost and working strength.
2) lotion preparation configuration simple and fast, cost, easy to carry, be convenient to field conditions operation.
3) with plant growth regulator of the present invention, the operatic circle carpopodium middle part is smeared, the operatic circle fruit mass is increased obviously, increased 36.6%.
4) the inventive method be except having increased the operatic circle fruit mass, can also increase the content of the mineral elements such as calcium in fruit, preserves after 90 days, and the hardness of fruit is larger than contrast, and saccharic acid quality keeps better, and shelf life obtains significant prolongation.
Embodiment
Below the present invention is realized to the raising of the operatic circle fruit mass and the prolongation of shelf life is described further:
Embodiment 1
1, the preparation of growth regulator
(1) take a certain amount of lanoline grease (purity is 99%), on magnetic stirring apparatus, stir and be heated to 40 ℃ of thawings.
(2) according to different formulations ratio, take the medicine that respective amount need to be added, be dissolved in absolute ethyl alcohol, stir, to pour in lanolin, high-speed stirred on magnetic stirring apparatus is evenly distributed medicament in lanolin.
(3) due to ethanol volatilization, mixture weight is reduced, after 3-5 hour, the mixture of step (2) is weighed, when weight reaches the quality sum of lanolin and institute's adding medicine, (ethanol volatilization is complete) stops adding thermal agitation, medicament packing.
Experiment totally ten processing, are treated to oneself preparation for No. 1 to No. 8, and medium is lanolin, and each is processed respectively containing following medicine:
(1) GA
4+72.2%+4% nitrate of lime+2.4% boric acid+3% potassium nitrate
(2) GA
4+72.2%+8% nitrate of lime+5% boric acid+6% potassium nitrate
(3) GA
3+4+72.7%+4% nitrate of lime+2.4% boric acid+3% potassium nitrate+300ppm CPPU (forchlorfenuron)
(GA wherein
3: 1.35%, GA
4+7: 1.35%)
(4) GA
3+4+72.7%+800ppm CPPU (forchlorfenuron), (GA wherein
3: 1.35%, GA
4+7: 1.35%)
(5) GA
4+72.2%+0.5ml brassinosteroid+1g ammino acid liquid fertilizer+500ppm IAA
(6) GA
3+4+72.7%+300ppm CPPU (forchlorfenuron), (GA wherein
3: 1.35%, GA
4+7: 1.35%)
(7) GA
3+4+72.7%+1g ammino acid liquid fertilizer+0.5ml brassinosteroid+5mg IAA (GA wherein
3: 1.35%, GA
4+7: 1.35%)
(8) GA
32.7%+600ppm ethrel,
(9) pears Feng Ling: Beijing specific volume reaches " the pears Feng Ling " that biochemical technology development corporation, Ltd. produces
(10) " 2.7% gibberellic acid fat ": Zhejiang Shenghua Biok Biology Co., Ltd. produces
(11) ck: lanoline grease
" % " all represents quality percentage composition above.
2, materials and methods:
Test in 2011 test sites, Nian Jiangsu Province Agricultural University Of Nanjing Jiangpu and carry out.Kind is golden pear, and the age of tree is life in 8 years, field planting seeding row spacing 4m*5m, and soil is sandy loam, middle fertility, managerial skills are medium.
Pears contain spend after 30 days, with 25mg, respectively process group reagent and be evenly applied in golden pear young fruit carpopodium middle part.Every processing is random in the San Ge orientation, upper, middle and lower of tree to be selected 25 young fruits of the same size to carry out carpopodium medicament to smear, and each is processed and repeats 3 times.
3, result
After August 20 fruit maturation, connect fruit bag and pluck together, to single fruit weight, hardness, fruit shape index, core ratio, soluble solid, sugar, acid, VC content are measured.Through the Preliminary screening of 2010, process increase fruit substance effect for No. 3 best, the effect of processing increase fruit substances for No. 9 is better than like product on market, therefore to No. 3, No. 9, the mineral element in the pulp that No. 11 (CK) processes is analyzed, and the result of each processing is compared to analysis.
No. 3, the fruit of No. 9 and No. 11 (CK) takes out a part and deposits in Cool Room 4℃, carries out storage experiment.After taking out afterwards simulation shelf state in 90 days, measure the hardness of fruit, soluble solid, titratable acid content.
The impact of table 1 different disposal on fruit mass, fruit longitudinal and transverse demeter, fruit shape, carpopodium
| Process | Fruit mass/g | Fruit is indulged footpath/mm | Fruit transverse diameter/mm | Fruit shape index | Carpopodium is thick/mm | Carpopodium length/mm |
| 1 | 326.2abc | 88.01ab | 93.96abc | 0.936ac | 3.40ab | 28.28a |
| 2 | 295.4cd | 83.12bc | 89.00bcd | 0.933ab | 3.20bc | 29.10a |
| 3 | 361.4a | 92.09a | 97.31a | 0.946a | 3.66a | 27.37a |
| 4 | 293.0cd | 82.37bc | 90.29bcd | 0.913ab | 2.93c | 25.97a |
| 5 | 325.8abc | 86.93ab | 93.73abc | 0.925ab | 3.54ab | 24.22a |
| 6 | 302.4bcd | 83.16bc | 89.02bcd | 0.933ab | 3.40ab | 25.71a |
| 7 | 339.0ab | 88.99ab | 95.50ab | 0.933ab | 3.59ab | 28.54a |
| 8 | 292.8cd | 81.35bc | 87.20cd | 0.932ab | 2.91c | 26.99a |
| 9 | 323.4abc | 85.12abc | 90.84abcd | 0.937ab | 3.15bc | 26.34a |
| 10 | 310.6bc | 84.94abc | 92.33abcd | 0.922ab | 3.20bc | 27.40a |
| 11 | 264.5d | 77.72c | 85.57d | 0.909b | 2.43d | 31.09s |
Note: different lowercase alphabets show significant difference (P<0.05), lower same
As can be seen from Table 1,10 kinds of processing can increase pears fruit mass, wherein process for 1,3,5,7,9, No. 10 and are significantly higher than contrast.No. 3 processing are best to the increase effect of fruit, increased 36.6%.10 kinds of processing all make carpopodium increase slightly.Fruit shape index also has the trend of increase, processes fruit shape index (fruit shape index=fruit is indulged footpath/fruit transverse diameter) maximum No. 3.
The impact of table 2 different disposal on flesh firmness, soluble solid, soluble sugar, titratable acid, Vc and lithocyte content
Note: different lowercase alphabets show significant difference (P<0.05), lower same
As can be seen from Table 2, the hardness of different plant growth regulator treatments to golden pear fruit, soluble solid, soluble sugar content to affect difference not remarkable, only have that to process the hardnesses of fruit 8, No. 9 more on the low side than contrast.The lithocyte content of the fruit after processing is more on the low side than contrast, and difference reaches significance level, wherein processes compared with the control for No. 3, and quality does not significantly decrease.
No. 3 different disposal times of table 3 are on fruit mass, fruit longitudinal and transverse demeter, the really impact of shape, carpopodium
The marks for treatment that No. 3 medicaments carry out after Sheng is spent for 15,30,45 days is A1, A2, and A3, the contrasting marking that lanoline grease is processed is A4.As can be seen from Table 3: the processing that No. 3 medicaments carry out after Sheng is spent for 15,30,45 days is processed can increase fruit significantly, wherein contain the effect that the fruit of spending process for latter 30 days increases best.The term of validity of No. 3 chemicals treatment is at least 30 days.
The impact of table 4 No. 3 different disposal time on flesh firmness, soluble solid, soluble sugar, titratable acid, Vc and lithocyte content
As can be seen from Table 4: the processing that No. 3 medicaments carry out after Sheng is spent for 15,30,45 days compared with the control quality does not significantly reduce, show that No. 3 chemicals treatment, when increasing fruit weight, do not make fruit quality decline.
Rear pulp Mineral Elements content is processed in the different growth adjustment of table 5 agent
As can be seen from Table 7: after processing for No. 3, make mineral element Ca, the B of golden pear pulp, the content of K is significantly greater than CK and processes for No. 9, in this medicament that may use period with young fruit, contain more mineral element relevant.
The different growth regulators of table 6. are processed the impact on fruit shelf life
As can be seen from Table 6: 4 degree were preserved after 90 days, the hardness of the golden pear of processing for No. 3 is greater than No. 11 (CK) and processes for No. 9, this has proved the operatic circle shelf-life extension of processing No. 3 from an aspect, in this golden pear pulp that may process with No. 3, contain more calcium relevant, fruit calcium content is high, and cell membrane toughness is large, is difficult for breaking, cell wall skeleton is firm, can keep better the hardness of fruit.And the increase of the operatic circle soluble solid and the minimizing degree of solubility acid content processed for No. 3 are all less than No. 9 and No. 11 (ck).Reflected that to a certain extent fruit quality after storage of processing for No. 3 is still better than No. 9 and No. 11 (CK), has also confirmed that from another aspect the operatic circle shelf life of processing for No. 3 is extended.
Therefore, the result of consolidated statement 1, table 2, the increase most pronounced effects that medicament is processed the operatic circle fruit mass for No. 3, weightening finish has reached 36.6%, and the operatic circle quality does not obviously decline compared with the control.
The result of consolidated statement 3, table 4, effective time of application that medicament is processed for No. 3 reaches more than 30 days, and this can allow peasant in use more reasonably arrange production the time, saves labour cost.
The result of consolidated statement 5, table 6, process fruit Ca, K for No. 3, B content is obviously greater than No. 9 and No. 11 (CK) processes, the hardness of the golden pear of processing for No. 3 is greater than CK and processes for No. 9, and the minimizing degree of the increase of soluble solid and solubility acid content is all less than No. 9 and No. 11 (ck).From different sides, all reflected that the fruit shelf life of processing for No. 3 is extended.
Therefore, No. 3 medicament has reached the object that improves pear fruit fruit mass Shelf-life, is better than like product.
Claims (8)
1. a plant growth regulators, is characterized in that described plant growth regulator, for take lanolin as matrix, contains 2.5～3% GA
3+4+7, 2～5% nitrate of lime, 2.2～2.8% boric acid, 1～5% potassium nitrate and 290～310ppm CPPU paste.
2. plant growth regulator according to claim 1, is characterized in that described plant growth regulator, for take lanolin as matrix, contains 2.7% GA
3+4+7, 4～5% nitrate of lime, 2.4～2.8% boric acid, 3～4% potassium nitrate and 300～305ppm CPPU paste.
3. plant growth regulator according to claim 1 and 2, is characterized in that described plant growth regulator, for take lanolin as matrix, contains 1.35%GA
3, 1.35%GA
4+7, 4% nitrate of lime, 2.4% boric acid, 3% potassium nitrate and 300ppm CPPU paste.
4. plant growth regulator according to claim 1 and 2, is characterized in that described plant growth regulator prepares by the following method:
1) take lanoline grease, on magnetic stirring apparatus, stir and be heated to 40 ℃ of thawings;
2) according to formula rate, take each medicine that respective amount need to be added, be dissolved in absolute ethyl alcohol, stir, to pour in lanolin, high-speed stirred on magnetic stirring apparatus is evenly distributed medicament in lanolin;
3) due to the volatilization of ethanol, mixture weight is reduced, after 3-5 hour by step 2) mixture weigh, after ethanol volatilization, stop adding thermal agitation, obtain described plant growth regulator.
5. the preparation method of the plant growth regulator described in claim 1 or 2, is characterized in that comprising following steps:
1) take lanoline grease, on magnetic stirring apparatus, stir and be heated to 40 ℃ of thawings;
2) according to formula rate, take each medicine that respective amount need to be added, be dissolved in absolute ethyl alcohol, stir, to pour in lanolin, high-speed stirred on magnetic stirring apparatus is evenly distributed medicament in lanolin;
3) due to the volatilization of ethanol, mixture weight is reduced, after 3-5 hour by step 2) mixture weigh, after ethanol volatilization, stop adding thermal agitation, obtain described plant growth regulator.
6. plant growth regulator claimed in claim 1 is improving pear fruit fruit mass and is extending the application in the operatic circle shelf life.
7. improve a method for pear fruit fruit mass Shelf-life, it is characterized in that 15-45 days after pears Sheng is spent, with plant growth regulator claimed in claim 1, be evenly applied in carpopodium middle part, 20～30 milligrams of plant growth regulator of every fruit dosage.
8. the method for raising pear fruit fruit mass according to claim 1 Shelf-life, is characterized in that described 25 milligrams of plant growth regulator of every fruit dosage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310411126.3A CN103583568B (en) | 2013-09-10 | 2013-09-10 | Plant growth regulator and preparation method as well as application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310411126.3A CN103583568B (en) | 2013-09-10 | 2013-09-10 | Plant growth regulator and preparation method as well as application thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103583568A true CN103583568A (en) | 2014-02-19 |
| CN103583568B CN103583568B (en) | 2015-06-24 |
Family
ID=50074057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310411126.3A Active CN103583568B (en) | 2013-09-10 | 2013-09-10 | Plant growth regulator and preparation method as well as application thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103583568B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106386865A (en) * | 2016-08-31 | 2017-02-15 | 江苏省农垦生物化学有限公司 | 3% gibberellin acid grease and preparation method thereof |
| CN106946613A (en) * | 2017-03-30 | 2017-07-14 | 新昌县天姥园艺发展有限公司 | Plant culturing medium regulator and preparation method thereof |
| CN108781853A (en) * | 2018-06-21 | 2018-11-13 | 沈阳农业大学 | A kind of method that cool humid zone carpopodium elongates |
| CN116548436A (en) * | 2023-05-17 | 2023-08-08 | 中国农业科学院郑州果树研究所 | Pear point character improvement method based on primary alcohol mixed solution spraying treatment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1264693A (en) * | 1999-02-20 | 2000-08-30 | 苗平生 | Enlarging agent for melon and fruit |
| CN1296751A (en) * | 1999-11-17 | 2001-05-30 | 中国科学院广州分院 | Fruit-bearing agent of fruit tree and its composition |
| CN1853475A (en) * | 2005-04-28 | 2006-11-01 | 谭汉卿 | Coreless grape enlarging paste |
| CN101171913A (en) * | 2006-11-05 | 2008-05-07 | 叶青 | Antistaling agent |
-
2013
- 2013-09-10 CN CN201310411126.3A patent/CN103583568B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1264693A (en) * | 1999-02-20 | 2000-08-30 | 苗平生 | Enlarging agent for melon and fruit |
| CN1296751A (en) * | 1999-11-17 | 2001-05-30 | 中国科学院广州分院 | Fruit-bearing agent of fruit tree and its composition |
| CN1853475A (en) * | 2005-04-28 | 2006-11-01 | 谭汉卿 | Coreless grape enlarging paste |
| CN101171913A (en) * | 2006-11-05 | 2008-05-07 | 叶青 | Antistaling agent |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106386865A (en) * | 2016-08-31 | 2017-02-15 | 江苏省农垦生物化学有限公司 | 3% gibberellin acid grease and preparation method thereof |
| CN106946613A (en) * | 2017-03-30 | 2017-07-14 | 新昌县天姥园艺发展有限公司 | Plant culturing medium regulator and preparation method thereof |
| CN108781853A (en) * | 2018-06-21 | 2018-11-13 | 沈阳农业大学 | A kind of method that cool humid zone carpopodium elongates |
| CN116548436A (en) * | 2023-05-17 | 2023-08-08 | 中国农业科学院郑州果树研究所 | Pear point character improvement method based on primary alcohol mixed solution spraying treatment |
| CN116548436B (en) * | 2023-05-17 | 2024-04-02 | 中国农业科学院郑州果树研究所 | Pear point character improvement method based on primary alcohol mixed solution spraying treatment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103583568B (en) | 2015-06-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103483084B (en) | A kind of foliage fertilizer and preparation using method thereof promoting cotton the previous growth | |
| CN101278639B (en) | Technique for cultivating seedless grape | |
| CN102060592B (en) | Peach tree foliage spraying fertilizer and growth period fertilization method for peach tree | |
| CN103583568B (en) | Plant growth regulator and preparation method as well as application thereof | |
| CN104087476A (en) | White spirit yeast and preparation process thereof as well as application of distillers' grains obtained after white spirit brewing | |
| CN104094961A (en) | Cold-resistant corn seed coating agent | |
| CN102057906A (en) | Fruit coloring adjunct and method for promoting fruit coloring with same | |
| CN103553731B (en) | Organic compound foliage fertilizer and preparation method thereof | |
| CN101690485B (en) | Preparation for reducing the nitrate content of leafy vegetables | |
| CN106386865A (en) | 3% gibberellin acid grease and preparation method thereof | |
| CN105340451B (en) | A kind of nitrogen fertilizer applying method for improving cucumber hydroxymalonic acid content | |
| CN107548850A (en) | A kind of implantation methods for improving pear and date-printing blocks percentage of fertile fruit | |
| CN103694030A (en) | AVG-containing anti-falling agent for increasing set of fruits and preventing flower and fruit falling | |
| CN100389657C (en) | Prematurity and multiple-efficiency agent (ointment ) for grape non-seeding and its treating method | |
| CN103073358B (en) | Chinese date fruit maturation promoter | |
| CN102067849A (en) | Method for promoting growth of ginseng root by using mixture of choline chloride, benzyl aminopurine and indolebutyric acid | |
| CN108484283A (en) | A kind of Chinese pricklyash fertilizer special for organic and preparation method thereof | |
| CN112616404B (en) | Foliage application method for supplementing boron and calcium elements to grapes | |
| CN101973807B (en) | Compound reagent for improving fruit-bearing rate and calyx-removing rate of Korla bergamot pear | |
| CN107278570A (en) | A kind of method for promoting wild rice stem to tie hay in advance and increase production | |
| CN106941844A (en) | Tobacco-rice rotation integral fertilization method | |
| CN106416565A (en) | Nitrogenous fertilizer application method capable of increasing content of tartronic acid in cucumbers | |
| CN106259341A (en) | A kind of Citrus fresh preservation with branches agent containing amino-oligosaccharide and cinnamic acid | |
| CN105237288A (en) | Medium element water-soluble fertilizer and preparation method thereof | |
| CN104177164A (en) | Foliage spray fertilizer for tomatoes and fertilizing method for tomato fruits in green ripe stage |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |