CN108184849A - Improve composition, medicament and the method for plant heat resistance property - Google Patents
Improve composition, medicament and the method for plant heat resistance property Download PDFInfo
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- CN108184849A CN108184849A CN201810159177.4A CN201810159177A CN108184849A CN 108184849 A CN108184849 A CN 108184849A CN 201810159177 A CN201810159177 A CN 201810159177A CN 108184849 A CN108184849 A CN 108184849A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/02—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms
- A01N43/04—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom
- A01N43/14—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom six-membered rings
- A01N43/16—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom six-membered rings with oxygen as the ring hetero atom
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
- A01N37/44—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing at least one carboxylic group or a thio analogue, or a derivative thereof, and a nitrogen atom attached to the same carbon skeleton by a single or double bond, this nitrogen atom not being a member of a derivative or of a thio analogue of a carboxylic group, e.g. amino-carboxylic acids
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- Agronomy & Crop Science (AREA)
- Pest Control & Pesticides (AREA)
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Abstract
The present invention relates to farming and animal husbandry technical fields, more particularly to improve composition, medicament and the method for plant heat resistance property.The composition is made of chitosan and gamma aminobutyric acid.The present composition can improve heat resistance of the plants such as creeping bentgrass under the conditions of high temperature stress, and the effect of the two cooperation is better than the effect of one-component, produces significant synergy synergistic effect.Experiment shows that with preparation foliage-spray creeping bentgrass lawn provided by the invention lower 4 kinds different creeping bentgrass lawns heat resistances of high temperature stress can be significantly improved, and illustrates that optium concentration combination has wide spectrum effect to improving creeping bentgrass heat resistance.And it is demonstrated experimentally that different time sections spray spraying effect are had no significant effect in one day.
Description
Technical field
The present invention relates to farming and animal husbandry technical fields, more particularly to improve composition, medicament and the method for plant heat resistance property.
Background technology
Creeping bentgrass (Agrostis stolonifera) is a kind of important perennial cold-season turfgrass, has and crawls
Crawl growth characteristics are strong, power of regeneration is good, resistance to low trimming, into the features such as level ground is fine and close, ornamental value is good, be widely used in golf course
Green turf is also used for the sports grounds such as football pitch, bowling alley and afforestation.However, creeping bentgrass Drought and heat resistance
Poor, summer high temperature often results in the withered and yellow quickening of creeping bentgrass lawn blade, growth inhibition, alopecia areata etc., so as to make turf quality
It is apparent to glide, also increase the difficulty and cost of Lawn management.Therefore, the heat resistance of creeping bentgrass how is improved always
Since be all urgent need to solve the problem in the emphasis of relevant speciality research and hot issue and production application.Numerous reports refer to
Go out, while creeping bentgrass resistance is improved using traditional breeding way, also can usually reduce certain excellent Phenotypic traits,
Such as sprawl growth characteristic reduces, turf speed slows down, lawn quality and color are impacted, especially past on heat resistance is improved
It is past to produce little effect.As global extreme high temperature in summer takes place frequently, how to improve the heat resistance of cold-season turfgrass is particularly important.
In recent years, the research for creeping bentgrass heat resistance being improved using transgenic technology is gradually increased, such as be transferred to cell
Mitogen synthesis related gene ipt, rice (Oryza sativa) ubiquitin relevant connection enzyme gene OsSIZ1 and arabidopsis
The creeping bentgrass heat resistance of (Arabidopsis thaliana) abscisic acid response element binding factor Gene A BF3 significantly increases
By force.However transfer-gen plant faces expression stability, policy limitation and the factors such as environmental risk, for mechanism mechanism in terms of grind
Study carefully it is more, and in production using less.Currently, improving plant heat resistance property by external source plant growth regulator has operation letter
The advantages that utilization single, of low cost, quick and easy to spread, the application on crop and vegetables are increased.But it efficiently plants
Research and application report of the object growth regulating on turfgrass are less, make popularization and application of the technology on creeping bentgrass by
Limitation.And single plant growth regulator improve plant heat resistance property often produce effects it is smaller, in large-area applications in production practices
It is extremely restricted.It is had a very important significance so further explore and how to improve creeping bentgrass heat resistance.
Invention content
In view of this, the present invention provides composition, medicament and the methods for improving plant heat resistance property.The present invention is by chitosan
It is compounded with γ-aminobutyric acid, it is found that the composition that the two is formed can significantly improve creeping bentgrass heat resistance.
In order to achieve the above-mentioned object of the invention, the present invention provides following technical scheme：
The present invention provides a kind of composition, the composition is made of chitosan and γ-aminobutyric acid.
Chitosan (CTS, chitosan) is also known as chitosan, is that one kind exists in plant native compound,
It is cheap, it can largely be extracted in shell from shell biology.Researches show that CTS with very strong physiological activity, such as
In plant there is strengthen immunity, anti-oxidant, osmotic adjustment and promote physiological metabolism etc..Relevant report finds external source
Tolerance of the various plants to high temperature, arid and salt stress can be effectively improved using CTS.
γ-aminobutyric acid (GABA, γ-aminobutyric acid) is a kind of non-protein composition amino acid, is widely present
In in animal and plant body.The study found that GABA is not only a kind of important amino acid, and participates in a variety of metabolism of plant and live
It is dynamic, crucial Physiological protection sexual function is played when plant copes with environment stress, is adjusted possibly as a kind of new plant growth
Agent regulates and controls stress resistance of plant.Report display, external source also has using GABA significantly improves plant drought, salt tolerant and heat safe effect
It should.
But not previously see the report influenced about CTS and GABA combined effects on creeping bentgrass heat resistance.CTS
It is naturally occurring compound in plant with GABA, water-soluble rear nontoxic free from extraneous odour, and it is cheap, it is large area foliage-spray
Using the feasible basis of offer.The present invention compounds the two, it is found that the composition that the two is formed can significantly improve Jian that crawls
The clever heat resistance of stock.Experiments indicate that the composition can under the high temperature stress environment of 38/33 DEG C (day/night)
Creeping bentgrass lawn heat resistance is significantly improved, lasts reach more than 20 days.And chlorophyll content and infiltration tune to blade
Energy saving power has good facilitation, and can effectively alleviate the oxidisability injury of heat stress induction, improves cell membrane stability.
Preferably, chitosan and the mass ratio of γ-aminobutyric acid are (0.05~0.5)：(0.025~0.2).
Preferably, chitosan and the mass ratio of γ-aminobutyric acid are 0.1：(0.05~0.1).
It is highly preferred that chitosan and the mass ratio of γ-aminobutyric acid are 0.1：0.1.
The present invention also provides application of the composition in the medicament for improving plant heat resistance property is prepared.
In embodiment provided by the invention, plant is turfgrass.
In specific embodiment provided by the invention, plant is creeping bentgrass.
In specific embodiment provided by the invention, the kind Penncross of creeping bentgrass, 13M, Penn A-1 or
Seaside II。
The present invention also provides a kind of medicament for improving plant heat resistance property, including chitosan provided by the invention and γ-ammonia
The composition of base butyric acid composition.
Preferably, the dosage form of the medicament is aqua.
Preferably, in the medicament, a concentration of 0.05~0.5g/L of chitosan, γ-aminobutyric acid it is a concentration of
0.025~0.2g/L.
Preferably, a concentration of 0.1g/L of chitosan, a concentration of 0.05~0.1g/L of γ-aminobutyric acid.
It is highly preferred that a concentration of 0.1g/L of chitosan, a concentration of 0.1g/L of γ-aminobutyric acid.
Preferably, the medicament further includes surfactant.
Preferably, surfactant is Tween-20, Tween-80, neopelex, octadecyl sulphur amber
Sour sodium, polyoxyethylene alkylphenol and polyoxyethylene fatty alcohol, phenethyl phenol polyethenoxy ether, alkylsulfonate, alkyl naphthalene sulfonic acid
Mixture more than one or both of salt.
Preferably, mass percentage of the surfactant in the medicament is 0.1%~1.0%.
Preferably, mass percentage of the surfactant in the medicament is 0.5%.
The present invention also provides a kind of method for improving plant heat resistance property, using chitosan provided by the invention and γ-ammonia
The composition of base butyric acid composition or the medicament including the composition handle vegetable seeds or plant.
Preferably, foliage-spray is carried out to plant using composition or medicament.
Preferably, plant is turfgrass, per m2Lawn is with 10~150mg chitosans and 5~60mg γ-aminobutyric acids
Amount of application carries out foliage-spray to turfgrass.
In embodiment provided by the invention, plant is turfgrass, per m2Lawn with 20~30mg chitosans and 20~
The amount of application of 30mg γ-aminobutyric acids carries out foliage-spray to turfgrass.
The present invention provides composition, medicament and the methods for improving plant heat resistance property.The composition is by chitosan and γ-ammonia
Base butyric acid forms.The technique effect that the present invention has is：
The present invention provides the composition of CTS and GABA, the composition can improve the plants such as creeping bentgrass in high temperature
Heat resistance under stress conditions, the effect of the two cooperation are better than the effect of one-component, produce significant synergy collaboration and make
With.Experiments indicate that continuous high temperature stress (25 days) is so that Penncross, 13M, Penn A-1 or Seaside II
This 4 kinds of creeping bentgrass turf qualities are reduced to 25% hereinafter, and to make grass behind preparation foliage-spray lawn provided by the invention
Level ground Quality advance can significantly improve the different creeping bentgrass lawn heat resistances of lower 4 kinds of heat stress, illustrate that this is best to more than 50%
Concentration combination has wide spectrum effect to improving creeping bentgrass heat resistance.And it is demonstrated experimentally that different time sections spray pair in one day
Spraying effect has no significant effect, therefore foliage-spray effect is not limited by spraying time sections different in one day.
Specific embodiment
The invention discloses composition, medicament and the method for improving plant heat resistance property, those skilled in the art can use for reference
Present disclosure is suitably modified technological parameter realization.In particular, it should be pointed out that all similar substitutions and modifications are to this field skill
It is it will be apparent that they are considered as being included in the present invention for art personnel.The present invention method and application by compared with
Good embodiment is described, related personnel significantly can not depart from the content of present invention, in spirit and scope to as described herein
Methods and applications are modified or suitably changed with combining, to realize and using the technology of the present invention.
It is provided by the invention improve in the composition of plant heat resistance property, medicament and method raw materials used medicine or auxiliary material can be by
Market is bought.
With reference to embodiment, the present invention is further explained：
Embodiment 1:
(1) test material：To produce upper widely applied ' Penncross ' creeping bentgrass as material to be tested.
(2) Breeding and growth conditions：Creeping bentgrass seed is pressed into 10g/m2The amount of broadcasting by seed sow in length
30cm, width 20cm, high 10cm and to fill soil (husky with soil 1:2 ratios) plastic tub in, be placed in growth chamber and germinate
(temperature day/night is 23/19 DEG C；Duration is respectively 12h；Relative humidity is 70%；Intensity of illumination is 700 μm of ol m-2s-1)。
Continue to grow seedlings to 50d, during which trimming of each week seedling two with 1/2 Hoagland nutrient solutions after seedling is grown to 3cm
It is secondary that turf height is made to maintain 3-4cm, consistent material is chosen after the complete Cheng Ping of creeping bentgrass and is handled for follow-up test.
High temperature stress condition be 38/33 DEG C (day/night), other same regular culture conditions of condition.It is glued using chitosan (CTS) drug
It spends for 5-30mPaS, γ-aminobutyric acid (GABA) medicine bottle purity is 99.99%.
(3) experimental design：CTS+GABA concentration (g/L) combination settings are following 10 combinations, are respectively：0+0、0.05+
0.05、0.1+0.025、0.1+0.05、0.1+0.1、0.1+0.2、0.2+0.08、0.4+0.06.Respectively with each concentration combination
Foliage-spray creeping bentgrass lawn, 9 points of every morning spray once, continuously spray 3 days, and the amount of spraying is 250ml/m2, then
The vegetable material that will spray that treated, which is put simultaneously in (38/33 DEG C, day/night) growth case under the high temperature conditions, to be handled 25 days,
5 independent repetitions are often handled, are calculated as the 0th day with spraying processing third day, CTS and GABA are dissolved in containing 0.5%Tween-80
Distilled water in use.
(4) turf quality is assessed：Turf quality uses NTEP (The national Turfgrass Evaluation
Program) 9 points of system evaluation creeping bentgrass turf colors, cover degree, homogeneity are evaluated, and 9 points to represent lawn getable most
High praise, 1 point represents completely dead or suspend mode lawn.Evaluation criterion is with reference to following table：
1 turf quality evaluation criterion of table
(5) result of the test：
2 difference CTS of table and influence of the GABA concentration combinations foliage-spray to creeping bentgrass turf quality under high temperature stress
Note：Each perpendicular row letter is different to represent significant difference (P ＜ 0.05)
As can be seen from Table 2, the lawn of foliage-spray different solutions combination is with the extension lawn matter of high temperature stress time
Amount gradually declines, and compared with spraying distilled water (control), the combination of CTS+GABA various concentrations can improve the hot side of body to a certain extent
Compel lower turf quality, but combine 0.1+0.05 and 0.1+0.1 there is the effect for significantly improving turf quality under heat stress, wherein
0.1+0.1 effects are the most apparent, and comprehensive different time points turf quality evaluation, CTS+GABA optimal concentrations are combined as 0.1+0.1.
Embodiment 2
(1) test material：With embodiment 1.
(2) Breeding and growth conditions：With embodiment 1.
(3) experimental design：Have further to confirm that optium concentration combines 0.1g/L CTS+0.1g/L GABA than single
Creeping bentgrass lawn heat resistance effect under the more superior raising heat stress of seed soaking concentration, if following 6 processing：0g/L CTS
+0g/L GABA、0.1g/L CTS+0g/L GABA、0g/L CTS+0.1g/L GABA、0.2g/L CTS+0g/L GABA、0g/
L CTS+0.2g/L GABA and 0.1g/L CTS+0.1g/L GABA.Each concentration combination respectively under normal operation (23/19
DEG C) culture and (38/33 DEG C) the progress Stress treatment under high temperature stress, each processing 5 times is independent to be repeated, and CTS and GABA are straight
It connects to be dissolved in distilled water and use.Blade relative physiologic index is measured in processing within the 25th day.
(4) physiological index determining：Measuring chlorophyll content uses spectrophotometry.It weighs 0.2g blades and shreds, be packed into
In brown tool plug scale test tube, 80% acetone 20ml is added in, blade is made to be completely immersed in liquid, be capped, be put into dark place extraction number
Hour bleaches completely to blade, pours out leaching liquor, with 80% acetone detergent and is settled to 25ml, shakes up, use UV-2102PC
Type ultraviolet specrophotometer measures its OD value under 645nm and 663nm wavelength.Osmotic potential assay method is as follows：Clip leaf
Piece 0.3g is wrapped with conventional absorbent paper paper, is put into the 50ml centrifuge tubes for filling water, is covered lid, is positioned over and is protected from light place
After standing Leaf water absorption saturation for 24 hours, blade is taken out, surface moisture is dried, is fitted into 1.5ml centrifuge tubes, is put into liquid nitrogen storage, squeezed
It extrudes juice and measures blade osmotic potential using WESCOR-5600 dew points water potential meter.Mda content measures as follows：Weigh 0.2g leaves
Piece adds in 3ml phosphate buffers in mortar and is fully ground, and is centrifuged 20 minutes under 10000g, and supernatant 0.5ml is taken to add in 1ml's
Reaction solution, 95 DEG C of water-bath 30min, is quickly cooled to room temperature on ice bath.10min is centrifuged under 5000g, takes supernatant in 532nm
With measure light absorption value at 600nm, mda content is calculated.Relative conductivity is measured using conventional conductivity meter method, is weighed
0.3g blades are rinsed 4 times with deionized water, are sucked and swum with clean filter paper, then add 10ml deionized waters, blade is made to soak completely
Enter, placed for 24 hours in 25 DEG C, survey its conductivity (S1) with DDS-11A type conductivity gauges, then boil 15min in boiling water bath, be cooled to room
It is surveyed after temperature and boils rear conductivity (S2), relative conductivity=S1/S2 × 100%.
(5) result of the test：
The processing of 3 best CTS and GABA concentration combinations foliage-spray of table refers to creeping bentgrass Leaf Physiology under high temperature stress
Target influences
Note：Each perpendicular row letter is different to represent significant difference (P ＜ 0.05)
As can be seen from Table 3, foliage-spray CTS or GABA or CTS+GABA gives birth to creeping bentgrass blade under normal condition
Reason index does not make a significant impact.Under heat stress conditions, it is single spray CTS or GABA and can alleviate heat stress to a certain extent lead
The leaf chlorophyll of cause declines, and reduces blade osmotic potential, and Lipid peroxidation metabolism injury is made to reduce (malonaldehyde accumulation is reduced), cell
Membrane stability enhances (relative conductivity reduction).But CTS+GABA has significant synergies, the CTS+GABA under heat stress
Combination is improving chlorophyll content, is reducing on blade osmotic potential, alleviation oxidative damage and raising cell membrane stability better than single
CTS or GABA, the combined concentration show huge advantage on creeping bentgrass heat resistance is improved.
Embodiment 3：
(1) test material：With embodiment 1.
(2) Breeding and growth conditions：With embodiment 1.
(3) experimental design：To explore influence of the different time sections foliage-spray to spraying effect in one day, if the morning 9:
00th, the morning 11:00th, afternoon 14:00th, afternoon 17:00 and at night 20:00, totally 5 different periods spray, observation is best dense
0.1g/L CTS+0.1g/L GABA are in this influence of 5 different time sections foliage-sprays to spraying effect for degree combination.It uses respectively
Distilled water or optium concentration combination 0.1g/L CTS+0.1g/L GABA each periods continuously spray 3 days, once a day, spray
It measures as 250ml/m2, then spraying that treated, vegetable material is placed on (38/33 DEG C, day/night) growth case of high temperature simultaneously
Middle processing 25 days often handles 5 independent repetitions, and CTS and GABA are dissolved in the distilled water containing 0.5%Tween-80 and use.
(4) turf quality is assessed：With embodiment 1.
(5) result of the test：
4 best CTS of table and influence of the GABA concentration combinations spraying time to creeping bentgrass turf quality under high temperature stress
Note：Each perpendicular row letter is different to represent significant difference (P ＜ 0.05)
As can be seen from Table 4, different time sections foliage-spray can significantly improve creeping bentgrass under heat stress in one day
Turf quality, spraying effect are not limited by spraying time sections different in one day.
Embodiment 4
(1) test material：Select ' Penncross ', ' 13M ', ' Penn A-1 ' or ' Seaside II ' four different
Creeping bentgrass kind.
(2) Breeding and growth conditions：With embodiment 1.
(3) experimental design：0.1g/L CTS+0.1g/L GABA are combined for observation optium concentration to crawl to difference under heat stress
The effect of crawl creeping bentgrass kind turf quality is chosen widely used 4 kinds of creeping bentgrass kinds in production and is further commented
Estimate, each kind is sprayed once respectively with 9 points of distilled water or 0.1g/L CTS+0.1g/L GABA solution every mornings, continuous to spray
It applies 3 days, the amount of spraying is 250ml/m2, the vegetable material that then will spray that treated be placed on simultaneously high temperature (38/33 DEG C, daytime/black
Night) handle 25 days in growth case, often handle 5 times it is independent repeatedly, CTS and GABA are dissolved in the distillation containing 0.5%Tween-80
It is used in water.
(4) turf quality is assessed：With embodiment 1.
(5) result of the test：
5 best CTS of table combines the application effect to creeping bentgrass kind turf qualities different under high temperature stress with GABA
Note：Each perpendicular row letter is different to represent significant difference (P ＜ 0.05)
As can be seen from Table 5, high temperature stress after 25 days four kinds of different cultivars creeping bentgrass turf qualities be reduced to 2.5
Divide hereinafter, and making turf quality under heat stress after optium concentration combination 0.1g/L CTS+0.1g/L GABA foliage-spray processing
5 points or more are increased to, illustrates that optium concentration combination has wide spectrum effect to improving creeping bentgrass turf quality under heat stress.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of composition, which is characterized in that be made of chitosan and γ-aminobutyric acid.
2. composition according to claim 1, which is characterized in that the chitosan and the quality of the γ-aminobutyric acid
Than for (0.05~0.5)：(0.025~0.2).
3. composition according to claim 1, which is characterized in that the chitosan and the quality of the γ-aminobutyric acid
Than being 0.1：(0.05~0.1).
4. application of any one of claims 1 to 3 composition in the medicament for improving plant heat resistance property is prepared.
5. a kind of medicament for improving plant heat resistance property, which is characterized in that including any one of claims 1 to 3 composition.
6. medicament according to claim 5, which is characterized in that the dosage form of the medicament is aqua.
7. medicament according to claim 6, which is characterized in that a concentration of 0.05~0.5g/L of the chitosan, it is described
A concentration of 0.025~0.2g/L of γ-aminobutyric acid.
A kind of 8. method for improving plant heat resistance property, which is characterized in that using any one of claims 1 to 3 composition
Or any one of claim 5 to 7 medicament handles vegetable seeds or plant.
9. according to the method described in claim 8, it is characterized in that, blade face spray is carried out to plant using composition or medicament
It applies.
10. according to the method described in claim 9, it is characterized in that, the plant is turfgrass, per m2Lawn is with 10~150mg
Chitosan and the amount of application of 5~60mg γ-aminobutyric acids carry out foliage-spray to turfgrass.
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| CN111171086A (en) * | 2020-01-19 | 2020-05-19 | 中国科学院海洋研究所 | Wheat stress-resistant preparation and application thereof |
| CN113563892A (en) * | 2021-07-28 | 2021-10-29 | 涿州拜奥威生物科技有限公司 | Soil permeation water-retaining agent composition |
| CN114007417A (en) * | 2019-03-29 | 2022-02-01 | 环球化学股份有限公司 | Crop plant sun protection agent |
| CN114391541A (en) * | 2022-01-21 | 2022-04-26 | 中国科学院海洋研究所 | Plant salt-resistant agent and application thereof |
| CN115039589A (en) * | 2022-06-08 | 2022-09-13 | 南京农业大学 | Application of floquindox to improvement of heat and humidity resistance of turfgrass |
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| CN104922145A (en) * | 2015-05-25 | 2015-09-23 | 福州乾正药业有限公司 | Composition of gamma-aminobutyric acid and chitosan oligosaccharide, as well as preparation method and applications of composition |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103493879A (en) * | 2013-10-17 | 2014-01-08 | 晋江市英威特生物技术有限公司 | Preservative special for Syzygium samarangense |
| CN104922145A (en) * | 2015-05-25 | 2015-09-23 | 福州乾正药业有限公司 | Composition of gamma-aminobutyric acid and chitosan oligosaccharide, as well as preparation method and applications of composition |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114007417A (en) * | 2019-03-29 | 2022-02-01 | 环球化学股份有限公司 | Crop plant sun protection agent |
| CN111171086A (en) * | 2020-01-19 | 2020-05-19 | 中国科学院海洋研究所 | Wheat stress-resistant preparation and application thereof |
| CN111171086B (en) * | 2020-01-19 | 2023-03-21 | 中国科学院海洋研究所 | Wheat stress-resistant preparation and application thereof |
| CN113563892A (en) * | 2021-07-28 | 2021-10-29 | 涿州拜奥威生物科技有限公司 | Soil permeation water-retaining agent composition |
| CN114391541A (en) * | 2022-01-21 | 2022-04-26 | 中国科学院海洋研究所 | Plant salt-resistant agent and application thereof |
| CN115039589A (en) * | 2022-06-08 | 2022-09-13 | 南京农业大学 | Application of floquindox to improvement of heat and humidity resistance of turfgrass |
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| CN108184849B (en) | 2020-05-08 |
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