CN107771831B - A kind of application of sex hormone in terms of wheat booting period cold-resistant mitigation - Google Patents
A kind of application of sex hormone in terms of wheat booting period cold-resistant mitigation Download PDFInfo
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- CN107771831B CN107771831B CN201710980468.5A CN201710980468A CN107771831B CN 107771831 B CN107771831 B CN 107771831B CN 201710980468 A CN201710980468 A CN 201710980468A CN 107771831 B CN107771831 B CN 107771831B
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- wheat
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- 241000209140 Triticum Species 0.000 title claims abstract description 53
- 235000021307 Triticum Nutrition 0.000 title claims abstract description 50
- 230000000116 mitigating effect Effects 0.000 title claims abstract description 7
- 239000003163 gonadal steroid hormone Substances 0.000 title abstract description 8
- RJKFOVLPORLFTN-LEKSSAKUSA-N Progesterone Chemical compound C1CC2=CC(=O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H](C(=O)C)[C@@]1(C)CC2 RJKFOVLPORLFTN-LEKSSAKUSA-N 0.000 claims abstract description 56
- 239000000186 progesterone Substances 0.000 claims abstract description 28
- 229960003387 progesterone Drugs 0.000 claims abstract description 28
- 238000005507 spraying Methods 0.000 claims abstract description 10
- 208000027418 Wounds and injury Diseases 0.000 claims abstract description 8
- 230000006378 damage Effects 0.000 claims abstract description 8
- 208000014674 injury Diseases 0.000 claims abstract description 8
- 239000003795 chemical substances by application Substances 0.000 claims description 21
- 238000009418 renovation Methods 0.000 claims description 18
- 240000007594 Oryza sativa Species 0.000 claims description 2
- 235000007164 Oryza sativa Nutrition 0.000 claims description 2
- 239000004480 active ingredient Substances 0.000 claims description 2
- 235000009566 rice Nutrition 0.000 claims description 2
- 239000007921 spray Substances 0.000 abstract description 11
- 230000012010 growth Effects 0.000 abstract description 3
- 238000012545 processing Methods 0.000 description 12
- 241000196324 Embryophyta Species 0.000 description 10
- 235000013339 cereals Nutrition 0.000 description 9
- 239000012153 distilled water Substances 0.000 description 7
- 230000000243 photosynthetic effect Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 238000011161 development Methods 0.000 description 4
- 230000002068 genetic effect Effects 0.000 description 4
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 3
- 230000008439 repair process Effects 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- JLIDBLDQVAYHNE-YKALOCIXSA-N (+)-Abscisic acid Chemical compound OC(=O)/C=C(/C)\C=C\[C@@]1(O)C(C)=CC(=O)CC1(C)C JLIDBLDQVAYHNE-YKALOCIXSA-N 0.000 description 2
- 241000208125 Nicotiana Species 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 238000004382 potting Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- YGSDEFSMJLZEOE-UHFFFAOYSA-N salicylic acid Chemical compound OC(=O)C1=CC=CC=C1O YGSDEFSMJLZEOE-UHFFFAOYSA-N 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 241000124008 Mammalia Species 0.000 description 1
- 244000061176 Nicotiana tabacum Species 0.000 description 1
- 241000219000 Populus Species 0.000 description 1
- 238000009305 arable farming Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005842 biochemical reaction Methods 0.000 description 1
- QHMBSVQNZZTUGM-ZWKOTPCHSA-N cannabidiol Chemical compound OC1=CC(CCCCC)=CC(O)=C1[C@H]1[C@H](C(C)=C)CCC(C)=C1 QHMBSVQNZZTUGM-ZWKOTPCHSA-N 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007850 degeneration Effects 0.000 description 1
- FCRACOPGPMPSHN-UHFFFAOYSA-N desoxyabscisic acid Natural products OC(=O)C=C(C)C=CC1C(C)=CC(=O)CC1(C)C FCRACOPGPMPSHN-UHFFFAOYSA-N 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 229940088597 hormone Drugs 0.000 description 1
- 239000005556 hormone Substances 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000010534 mechanism of action Effects 0.000 description 1
- 230000002503 metabolic effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003895 organic fertilizer Substances 0.000 description 1
- FJKROLUGYXJWQN-UHFFFAOYSA-N papa-hydroxy-benzoic acid Natural products OC(=O)C1=CC=C(O)C=C1 FJKROLUGYXJWQN-UHFFFAOYSA-N 0.000 description 1
- 230000029553 photosynthesis Effects 0.000 description 1
- 238000010672 photosynthesis Methods 0.000 description 1
- 230000035479 physiological effects, processes and functions Effects 0.000 description 1
- 230000008635 plant growth Effects 0.000 description 1
- 230000008636 plant growth process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 229960004889 salicylic acid Drugs 0.000 description 1
- 238000009331 sowing Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
- 238000004383 yellowing Methods 0.000 description 1
Classifications
-
- 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
- A01N45/00—Biocides, pest repellants or attractants, or plant growth regulators, containing compounds having three or more carbocyclic rings condensed among themselves, at least one ring not being a six-membered ring
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Pest Control & Pesticides (AREA)
- Plant Pathology (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Cultivation Of Plants (AREA)
Abstract
The invention discloses a kind of application of sex hormone in terms of crop boot stage cold-resistant mitigation, the preferred progesterone of sex hormone, in application, be boot stage crop by after chilling injury 24 hours to leaf surface spraying concentration be 0.05 μm of ol/L progesterone.The present invention sprays progesterone in crop boot stage after by Low temperature disaster, can be effectively increased the winter resistance of wheat booting period, alleviates influence of the boot stage low temperature stress to Growth of Wheat and yield.
Description
Technical field
The present invention relates to a kind of arable farming fields, and specifically sex hormone is in terms of wheat booting period cold-resistant mitigation
Using.
Background technology
Wheat is the important cereal crops in China, to maintaining social stability and grain security is of great significance.In recent years,
With the frequent generation of extreme climate, Low Temperature in Spring has become the important restriction factor of global Wheat Production.Past tens
Year, low temperature has resulted in the substantially underproduction of Australia, the U.S., Europe and Wheat in China.In Yangtze River in China basin, Anhui Province,
The area of wheat such as Jiangsu Province, Henan Province are the multiple areas of Low Temperature in Spring, and strong influence is caused to Wheat Production.The Yangtze river basin area of wheat spring
Season, low temperature mostly occurred in by the end of March to early April, and wheat is in boot stage at this time, before and after young spike development to tetrahedron is at the phase,
If meeting 5 DEG C or less temperature, chilling injury is will result in, underproduction amplitude is up to 30%~50%.Therefore, the research boot stage low temperature side of body
Reclamation activities after compeling has great importance.
After wheat is by chilling injury, can to its external application some plant growth regulating substances (such as abscisic acid and
Salicylic acid) such as, contribute to inducing wheat that this series of biochemical reactions occurs, can effectively mitigate wheat and be damaged to plants caused by sudden drop in temperature journey
Degree, increases the resistance of wheat, has highly important effect to wheat stable yields.Therefore, frequently occur in nowadays microthermal climate
Overall background under, improve resistance of wheat, the reclamation activities of wheat is particularly important after studying chilling injury.
Progesterone (English：Progesterone；Chemical formula：C21H30O2；Molecular weight：314.46) be mammal a kind of base
This adjusting metabolic hormone.Discovered in recent years, this compound exist in certain plants, and some researches show that in plant
Progesterone there may be the effects of coordinate plant growth process, but its definite mechanism of action in plant is unclear.
Invention content
The object of the present invention is to provide a kind of application of sex hormone in terms of wheat booting period cold-resistant mitigation, specifically select
Progesterone sprays the wheat leaf blade after by low temperature stress in boot stage, is made to the reparation of wheat after boot stage low temperature stress by progesterone
With.
An object of the present invention is to provide a kind of application of sex hormone in terms of crop boot stage cold-resistant mitigation.
Preferably, the sex hormone is progesterone.
As using preferred embodiment, boot stage crop is to leaf surface spraying concentration in 24 hours after by chilling injury
0.05 μm of ol/L progesterone.
Another object of the present invention is to provide a kind of crop boot stage cold-resistant renovation agent, and feature is, in the renovation agent
Active ingredient include progesterone.
Certainly, preferably, renovation agent agent of the present invention can include only progesterone, can also include that can be connect in botany
The other auxiliary elements received.
As renovation agent preferred embodiment, the renovation agent is pulvis or aqua.
Signified crop of the invention refers to wheat, rice.
The present invention has the beneficial effect that:
There is its functional leaf of reparation photosynthetic the study found that wheat sprays progesterone in boot stage after by Low temperature disaster through inventor
Ability significantly improves the effect of wheat yield, illustrates that the winter resistance of wheat booting period can be effectively increased by spraying progesterone, alleviate booting
Influence of the phase low temperature stress to Growth of Wheat and yield.
Description of the drawings
Fig. 1 is wheat growing way after being sprayed after damaging to plants caused by sudden drop in temperature in boot stage 3 days of distilled water.
Fig. 2 is wheat growing way after being sprayed after damaging to plants caused by sudden drop in temperature in boot stage 3 days of renovation agent.
Fig. 3 is the developmental state that distilled water and renovation agent the wheat wheat head after 5 days are sprayed after boot stage freezing is harmful.
Specific implementation mode
Explanation is further explained to technical solution of the present invention by specific implementation mode below in conjunction with attached drawing.
It below will be using the embodiment of two kinds of different genetic wheat varieties as explanation：
1) it (is respectively semi-winterness kind to select two kinds of different genetic wheat varieties：Tobacco grower 19, spring varieties：Raise wheat 18) it is to grind
Study carefully object, potting crop field dress soil, basin diameter 30cm, high 30cm, per 10 plants or so of basin, crop field dress soil fills soil 10kg, sowing per basin
It is preceding that organic fertilizer 75g, purity nitrogen 1.05g, P2O51.35g, K2O 2.25g are applied per basin, and in wheat during jointing stage per basin nitrogen topdressing
1.05g is embedded in experimental plot, manages same crop field.
2) boot stage (early April) takes potting to be placed in progress chilling injury processing, treatment temperature 2 in phjytotron
DEG C continuous processing 3 days, 12 hours daily processing times, processing are placed on outdoor.
3) after disaster processing 24 hours in a concentration of 0.05 μm of ol/L progesterone of foliage-spray renovation agent, and do not spray
The disaster-stricken wheat of reagent compares.
4) after spraying progesterone 6 days, measurement sprays progesterone and does not spray the photosynthetic physiology of the wheat functional leaf of progesterone respectively
Index.
5) wheat Major Economic is measured：Spike number, grain number per spike, mass of 1000 kernel etc..
6) spray progesterone for verification has repair to disaster-stricken wheat, with the functional leaf Photosynthetic physiological indexes of wheat and warp
Ji character is compared.
As shown in Figs. 1-2, the processing of distilled water, wilting and base portion leaf of the wheat plant after by boot stage low temperature stress are sprayed
Piece yellowing is not improved；The processing of renovation agent is sprayed, the wilting of 3 days later wheat plant blades has obtained certain journey
The improvement of degree, and a large amount of aetiolation do not occur in radical leaves, improve photosynthetic area is conducive to photosynthetic capacity after calamity
It repairs.
As shown in figure 3, after boot stage low temperature stress, the young spike development for spraying renovation agent processing is preferable, marshalling, the awn of wheat
It is strong upwards, and the processing children fringe for spraying distilled water integrally develop it is poor.From Grain Development situation with from the point of view of shape, reparation is sprayed
Seed is fuller after agent, and tip of the spike and base portion Grain Development are preferable, and spray processing children tip of the spike and the base portion seed of distilled water
Develop poor, floret degeneration phenomenon is serious, and grain number per spike is reduced.
Influence of the renovation agent to functional leaf photosynthetic parameters is sprayed after 1 different genetic wheat varieties of table are aggrieved
It can be obtained by 1 test data of table, boot stage sprays P of the progesterone relative to the control group functional leaf for spraying distilled watern、
Gs、Ci、TrAscendant trend is shown as with SPAD values, and difference reaches the level of signifiance (P between processing<0.05).It is sprayed after low temperature stress
Progesterone makes the P of 19 functional leaf of tobacco growern、Gs、Ci, SPAD values have relative to control group (spraying equivalent distilled water, similarly hereinafter) it is larger
It is promoted；To raising the P in 18 functional leaf of wheatn、Gs、Ci、TrIt also has a distinct increment with SPAD values, it is pregnant as can be seen from the test results
Progesterone is sprayed after ear period low temperature stress and is woven with certain alleviation repair to Wheat Photosynthesis group, can mitigate low temperature stress to small
The injury of wheat functional leaf photosynthetic capacity.
Influence of the renovation agent to yield component is sprayed after 2 different genetic wheat varieties of table are aggrieved
It can be obtained by 2 test data of table, progesterone is sprayed after boot stage low temperature stress makes the single plant fringe of two kinds of genotype wheats
Number, grain number per spike and mass of 1000 kernel are all in the trend risen, and difference reaches the level of signifiance (P between processing<0.05).It is pregnant in this experiment
Ketone can be such that single-strain tassel number, grain number per spike, mass of 1000 kernel and the single plant yield of the tobacco grower 19 after boot stage low temperature stress is respectively increased
12.36%, 31.2%, 9.77% and 66.48%；Can make the single-strain tassel number of the poplar wheat 18 after boot stage low temperature stress, grain number per spike,
12.36%, 22.75%, 15.75% and 43.53%. has been respectively increased in mass of 1000 kernel and single plant yield
By above-described embodiment it is found that wheat sprays progesterone in boot stage after by Low temperature disaster have its functional leaf light of reparation
Conjunction ability significantly improves the effect of wheat yield, illustrates that the winter resistance of wheat booting period can be effectively increased by spraying progesterone, be alleviated pregnant
Influence of the ear period low temperature stress to Growth of Wheat and yield.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Profit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent requirements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
The present invention is not limited to above to the description of embodiment, those skilled in the art according to disclosure of the present invention,
The creative work improvement and modification that be carried out need not be passed through on the basis of the present invention, all should protection scope of the present invention it
It is interior.
Claims (6)
1. application of the progesterone in terms of crop boot stage cold-resistant mitigation.
2. application according to claim 1, which is characterized in that boot stage crop after by chilling injury in 24 hours to
Leaf surface spraying concentration is 0.05 μm of ol/L progesterone.
3. a kind of crop boot stage cold-resistant renovation agent, which is characterized in that the active ingredient in the renovation agent includes progesterone.
4. a kind of crop boot stage cold-resistant renovation agent according to claim 3, which is characterized in that in the renovation agent agent also
Including acceptable auxiliary element in botany.
5. a kind of crop boot stage cold-resistant renovation agent according to claim 3 or 4, which is characterized in that the renovation agent is
Pulvis or aqua.
6. application according to claim 1, which is characterized in that the crop is wheat, rice.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710980468.5A CN107771831B (en) | 2017-10-19 | 2017-10-19 | A kind of application of sex hormone in terms of wheat booting period cold-resistant mitigation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710980468.5A CN107771831B (en) | 2017-10-19 | 2017-10-19 | A kind of application of sex hormone in terms of wheat booting period cold-resistant mitigation |
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| CN107771831A CN107771831A (en) | 2018-03-09 |
| CN107771831B true CN107771831B (en) | 2018-08-07 |
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| CN109673654B (en) * | 2018-12-24 | 2021-01-05 | 河南农业大学 | Application of progesterone as crop drought resistance agent and method for improving crop drought resistance |
| CN111820087B (en) * | 2020-05-29 | 2022-08-09 | 安徽农业大学 | Method for synergistically improving stain resistance and negative resistance of wheat and application |
| CN111955471B (en) * | 2020-05-29 | 2021-12-10 | 安徽农业大学 | Method for improving stain resistance and negative resistance of wheat and application |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103125520A (en) * | 2013-02-17 | 2013-06-05 | 东北农业大学 | Conditioning agent for low temperature resistance corn strong stalk production increasing and quality improving and preparation method and application thereof |
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- 2017-10-19 CN CN201710980468.5A patent/CN107771831B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103125520A (en) * | 2013-02-17 | 2013-06-05 | 东北农业大学 | Conditioning agent for low temperature resistance corn strong stalk production increasing and quality improving and preparation method and application thereof |
Non-Patent Citations (3)
| Title |
|---|
| 植物内源激素与不同基因型小麦抗寒性关系的研究;赵春江等;《华北农学报》;20001231;第15卷(第3期);51-54 * |
| 植物激素与抗寒力的关系;罗正荣等;《植物生理学通讯》;19891231;1-5 * |
| 水稻体内两种甾类性激素的研究;陶友保等;《武汉植物学研究》;19971231;第15卷(第1期);54-58 * |
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