CN105684595B - There is the method for whisker iris hybrid seed breaking dormancy - Google Patents
There is the method for whisker iris hybrid seed breaking dormancy Download PDFInfo
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- CN105684595B CN105684595B CN201610033584.1A CN201610033584A CN105684595B CN 105684595 B CN105684595 B CN 105684595B CN 201610033584 A CN201610033584 A CN 201610033584A CN 105684595 B CN105684595 B CN 105684595B
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C1/00—Apparatus, or methods of use thereof, for testing or treating seed, roots, or the like, prior to sowing or planting
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- Life Sciences & Earth Sciences (AREA)
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- Environmental Sciences (AREA)
- Pretreatment Of Seeds And Plants (AREA)
Abstract
The present invention relates to a kind of method for treating plant seed, specially there is the method for whisker iris hybrid seed breaking dormancy, and acquire maturation has whisker iris to hybridize fruit, peels off pericarp, chooses full seed, through spontaneously drying, is placed in kraft paper bag room temperature storage;The seed taking-up of storage is placed in room temperature clear water and impregnates 48h;The soaked seed of clear water is taken out, it is after impregnating 30min-90min in 10%-30% hydrogen peroxide solutions, seed to be pulled out, is rinsed repeatedly with clear water to be placed in mass concentration, removes surface mucus;The seed impregnated is with wet thin river sand by 1:3 ratio mixing is placed on 5 DEG C of storage 60d of refrigerator.The method provided by the invention for having whisker iris hybrid seed breaking dormancy, October current year is advanceed to by after planting germinateing in next year 3-4 months under normal condition, about 6 months or so in advance, seed after planting 15d-20d germinations, for germination percentage up to 90%, this method germinating time is short, and germination percentage is high, emergence is neat, easy to operate.
Description
Technical field
The present invention relates to a kind of method for treating plant seed, specially there is the method for whisker iris hybrid seed breaking dormancy.
Background technology
Whisker iris is the general designation for having on vertical valve beard adjunct iris.It is to develop most rapid, flower in modern age ornamental flower
Piece variation is most surprising, kind increase also most a kind of iris.
People have the seed of whisker iris to deposit by there is the intermolecular hybrid of whisker iris kind come the various kind of acquired character
In the characteristic of suspend mode.Conventional seed planting emergence evening, emergence rate are low, hamper the process of breeding.
Experts and scholars both domestic and external have made intensive studies the hibernation feature of iris seed and the method for breaking dormancy, recognize
For iris seed dormancy, there are following reasons:Germination suppression substance in seed endosperm hinders seed sprouting and the growth of seedling;
The impermeability of kind skin prevents the moisture of sufficient amount from reaching embryo;The respiration of kind of skin limitation seed, to prevent seed from
Gas exchanges are carried out with the external world, the gas permeability of seed is impacted;The mechanical inhibition limitation embryo of kind skin is prominent to break in the seed coat.
The method one of breaking dormancy is complete excision endosperm tissue or will be in its inhibiting substances leaching to water;Second is that cool stratification;Third,
Chemical substance treatment;Fourth, ionising radiation.
In being read up the literature, common gibberellin (GA3), it is 6- benzyls aminoadenine (6-BA), indolebutyric acid (IBA), dense
Sulfuric acid (H2SO4), sodium hydroxide (NaOH), potassium nitrate (KNO3) etc. chemical substance treatments iris seed, seek to break iris suspend mode
Method, achieve certain effect, but effect is not satisfactory.Hydrogen peroxide (H2O2) it is a kind of strong oxidizer, seed soaking can mild corrosion
Kind skin promotes the ventilating permeable of kind of skin, while hydrogen peroxide (H2O2) more oxygen can also be provided, so that oxygen and water is smoothly penetrated
Kind skin reaches embryo, to break seed dormancy, seed is promoted to sprout.Hydrogen peroxide (H2O2) be used as seed germination accelerant in agriculture
It studies more in industry, is had not been reported in the seed propagation of flowers.Grinding in terms of having whisker iris hybrid seed breaking dormancy
Study carefully and still belongs to blank.
Invention content
In view of the above technical problems, the purpose of the present invention is to provide a kind of sides having whisker iris hybrid seed breaking dormancy
Method makes the germinating time of its seed shift to an earlier date, and improves germination percentage.Specific technical solution is:
The method for having whisker iris hybrid seed breaking dormancy, includes the following steps:
Acquisition maturation has whisker iris to hybridize fruit, peels off pericarp, chooses full seed, through spontaneously drying, is placed in ox-hide
Paper bag room temperature storage;
The seed taking-up of storage is placed in room temperature clear water and impregnates 48h;
The soaked seed of clear water is taken out, it is 10%-30% hydrogen peroxide (H to be placed in mass concentration2O2) impregnate in solution
After 30min-90min, seed is pulled out, is rinsed repeatedly with clear water, surface mucus is removed;
The seed that impregnated and wet thin river sand by volume 1:3 ratio mixing is placed on 5 DEG C of storage 60d of refrigerator.
The method provided by the invention for having whisker iris hybrid seed breaking dormancy, by after planting next year 3-4 under normal condition
Month germination advances to October current year, about 6 months or so in advance, and after planting 15d-20d germinations, germination percentage reach seed
90%, this method germinating time is short, and germination percentage is high, and emergence is neat, easy to operate.
Specific implementation mode
Illustrate that the present invention, the embodiments described herein scheme do not limit the present invention, the skill of this field with reference to embodiment
Art personnel spirit according to the invention, can make improvements and change, and the such modifications and variations are regarded as this
In invention scope, the scope of the present invention and essence all have the right requirement to limit.
Embodiment 1
Using the cenospecies for having whisker iris speaker (Iris ' Muisic Box ') × flat valve powder (Iris ' PinkHorizon ')
Son.
June 25, the hybridization fruit that will crack of acquisition pericarp, peelled off pericarp, the full seed of selection, through spontaneously drying,
It is placed in kraft paper bag room temperature storage.
July 18, the seed of storage is taken out, is placed in clear water and impregnates 48h.
Soaked seed is taken out, it is respectively 10%, 20% and 30% hydrogen peroxide (H to be placed in mass concentration2O2) solution
In, 30min, 60min and 90min are impregnated respectively, and then seed is pulled out, is rinsed repeatedly with clear water, removing surface mucus, then with
3 times of wet sand mixing are placed on refrigerator, and setting temperature is 5 DEG C, stores 60d.
After seed treatment, routinely type of seeding is sowed and is managed.
October 7, seed are sprouted, until October 12, the germination rate respectively handled reaches 75-90%.With 30% hydrogen peroxide
(H2O2) processing 30min germination rates be up to 90%.
Embodiment 2
Using You Ran irises India head (Irisgermanica-x ' Indian chief ') × Bai Yuhuang (Iris
' White andyellow ') hybrid seed.
The hybridization fruit that acquisition on June 25 pericarp will crack, peels off pericarp, chooses full seed, through spontaneously drying, set
In kraft paper bag room temperature storage.
July 18, the seed of storage is taken out, is placed in clear water and impregnates 48h.
Soaked seed is taken out, it is respectively 10%, 20% and 30% hydrogen peroxide (H to be placed in mass concentration2O2) solution
In, 30min, 60min and 90min are impregnated respectively, and then seed is pulled out, is rinsed repeatedly with clear water, removing surface mucus, then with
3 times of wet sand mixing are placed on refrigerator, and setting temperature is 5 DEG C, stores 60d.
After seed treatment, routinely type of seeding is sowed and is managed.
October 4, seed are sprouted, until October 10, the germination rate respectively handled reaches 65-85%.With 30% hydrogen peroxide
(H2O2) processing 60min germination rates be up to 85%.
Claims (1)
1. there is the method for whisker iris hybrid seed breaking dormancy, which is characterized in that include the following steps:
Acquisition maturation has whisker iris to hybridize fruit, peels off pericarp, chooses full seed, through spontaneously drying, is placed in kraft paper bag
Room temperature storage;
The seed taking-up of storage is placed in room temperature clear water and impregnates 48h;
The soaked seed of clear water is taken out, it is to impregnate 30min-90min in 10%-30% hydrogen peroxide solutions to be placed in mass concentration
Afterwards, seed is pulled out, is rinsed repeatedly with clear water, remove surface mucus;
The seed that impregnated and wet thin river sand by volume 1:3 ratio mixing is placed on 5 DEG C of storage 60d of refrigerator.
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CN105684595B true CN105684595B (en) | 2018-11-13 |
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Families Citing this family (5)
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CN107567761B (en) * | 2017-09-27 | 2020-12-01 | 新疆林业科学院 | Method for improving seed germination of iris plants |
CN109169012A (en) * | 2018-09-10 | 2019-01-11 | 湖南智宸药业有限公司 | A kind of implantation methods of high yield radix saposhnikoviae |
CN110073760B (en) * | 2019-05-31 | 2020-07-24 | 兰州大学 | Pre-wetting solution, staining solution and method for rapidly determining vitality of Iris tenuifolia seeds |
CN111869362B (en) * | 2020-08-01 | 2022-05-03 | 黑龙江省仓皓农业发展有限公司 | Method for improving seed coat permeability and seed embryo respiration of hard seed |
CN115777278A (en) * | 2023-02-03 | 2023-03-14 | 中国有色金属工业昆明勘察设计研究院有限公司 | Method for accelerating germination of southwest married-couple seeds and application thereof |
Citations (4)
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CN102124901A (en) * | 2011-04-07 | 2011-07-20 | 苏州农业职业技术学院 | Artificial seedling method of Louisiana iris |
CN103299743A (en) * | 2013-06-21 | 2013-09-18 | 苏州市阳澄湖现代农业发展有限公司 | Method for breaking sweet-scented osmanthus seed dormancy |
CN103609224A (en) * | 2013-11-04 | 2014-03-05 | 浙江大学 | Louisiana iris hybrid seed germination method |
CN103814654A (en) * | 2014-03-11 | 2014-05-28 | 中国科学院合肥物质科学研究院 | Efficient quick sprouting method for idesia seeds |
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2016
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CN102124901A (en) * | 2011-04-07 | 2011-07-20 | 苏州农业职业技术学院 | Artificial seedling method of Louisiana iris |
CN103299743A (en) * | 2013-06-21 | 2013-09-18 | 苏州市阳澄湖现代农业发展有限公司 | Method for breaking sweet-scented osmanthus seed dormancy |
CN103609224A (en) * | 2013-11-04 | 2014-03-05 | 浙江大学 | Louisiana iris hybrid seed germination method |
CN103814654A (en) * | 2014-03-11 | 2014-05-28 | 中国科学院合肥物质科学研究院 | Efficient quick sprouting method for idesia seeds |
Non-Patent Citations (1)
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