CN109197019A - A method of breaking snowball seed dormancy - Google Patents
A method of breaking snowball seed dormancy Download PDFInfo
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- CN109197019A CN109197019A CN201811270225.3A CN201811270225A CN109197019A CN 109197019 A CN109197019 A CN 109197019A CN 201811270225 A CN201811270225 A CN 201811270225A CN 109197019 A CN109197019 A CN 109197019A
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- Prior art keywords
- snowball
- seed
- breaking
- wet sand
- seed dormancy
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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
Abstract
The invention discloses a kind of methods for breaking snowball seed dormancy, belong to seedling growth technical field.This method is that snowball seed is placed in wet sand, and the water content of wet sand is the 60~70% of saturation moisture content, and the mixture of seed and wet sand sets 58~62d of Stratificated treatment under the conditions of 15~20 DEG C of warm temperature；Then by the seed after above-mentioned warm Stratificated treatment together with wet sand, 115~125d of Stratificated treatment under 0~5 DEG C of cryogenic conditions.Method of the invention does not need any medicament, and method is specific, strong operability, high treating effect, and for seed effective germination percent 95% or more, emergence is neat rapidly, has a vast market foreground and higher promotional value.
Description
Technical field
The invention belongs to seedling growth technical fields, more specifically to a kind of side for breaking snowball seed dormancy
Method.
Background technique
Snowball (Styrax japonicus) is Styracaceae snowball category defoliation small arbor, which is mainly distributed on
Tailo, border and the shrubbery of 50~1800m of height above sea level are born in various regions on the south the Qinling Mountains, the Yellow River.Japan, Korea are also distributed.Belong to positive
Tree species, rapidly, happiness is born in acid, loose soil fertile, soil layer is deeper for growth.
The tree-like grace of snowball, early summer bloom, and downward, flower such as white jade, like avenging, fruit has very high full-blown flowers flower like small bell
Ornamental value.In gardens be used for waterside lakeside or Schattenseite valley floor, streams both sides, in the mass-planting of evergreen grove edge, white flower reflect in
It is full of wit and humor in greenery.Snowball is also introduced a fine variety to America & Canada, and important Garden virescence and street tree species are become.
Not only ornamental value is high for snowball, but also medical value with higher.It is reported that snowball rich in coumarone,
The substances such as tonka-bean ketoside and saponin(e, resin are the conventional medicaments for treating diseases associated with inflammation.In recent years, and from the tree species it mentions
The substance that can inhibit matrix metal proteinase activity is got, it can injury of the pre- antiultraviolet to skin.Snowball adds as feed
Add agent, be conducive to the immunity for improving kelp grouper (Epinephelus bruneus), reduces germ and protozoic invade
Dye.
Due to having ornamental and medical value, the culture and utility of snowball is increasingly wider.But snowball seed, which has, stops
Dormancy characteristic, if dealt with improperly, after planting emergence rate is low, emergence is irregular, or even does not emerge.Not only waste seed, manpower
And material resources, and seriously restrict the development and utilization of snowball.So far, both at home and abroad to the research of snowball seed dormancy also very
It is rarely seen.
Currently, the method for breaking snowball seed dormancy that document refers to has: being soaked seed before low-temperature stratification with gibberellin, to open country
The sprouting of jasmine seed has facilitation, wherein being soaked seed with lamination 80d or 100d and 750mg/L GA3 after 500mg/L GA3 seed soaking
Lamination 80d effect is preferable afterwards, and percentage of seedgermination is respectively 65.23%, 68.00% and 67.57% (Wang Li, Liu Qinghua, Wang Kui
The tinkling of pieces of jade waits influence research [C] // Chinese fancy horticulture progress that gibberellin is soaked seed and Stratification time sprouts snowball seed
2009.2009.).But above-mentioned have the disadvantage that (1) is needed using red mould about the report for breaking snowball seed dormancy
The medicaments such as element.In production practice, it if without medicaments such as gibberellin, is difficult to break the suspend mode of snowball seed；(2) document
In report, after low-temperature stratification plus gibberellin processing, percentage of seedgermination is up to 68%, and breaking dormancy also has the potential to be tapped.Through
Literature search discovery to the prior art, there is presently no the reports that snowball seed dormancy method is broken in system research.
Summary of the invention
Goal of the invention: in view of the above-mentioned problems existing in the prior art, low, effect that the purpose of the present invention is to provide a kind of expenses
Fruit is good, breaks the method for snowball seed dormancy easily to operate.
Technical solution: to solve the above-mentioned problems, the technical solution adopted in the present invention is as follows:
A method of breaking snowball seed dormancy, snowball seed is placed in wet sand, carries out warm layer product processing；
Then will treated seed together with wet sand, carry out cold stratification.
Further, the condition of the warm layer product processing is 58~62d of Stratificated treatment at 15~20 DEG C.
Further, the condition of the cold stratification is 90~180d of Stratificated treatment at 0~5 DEG C.
Further, the condition of the cold stratification is 115~125d of Stratificated treatment at 0~5 DEG C.
Further, the condition of the cold stratification is the Stratificated treatment 120d at 0~5 DEG C.
Further, the condition of the warm layer product processing is Stratificated treatment 60d at 15~20 DEG C, the low-temperature stratification
The condition of processing is Stratificated treatment 120d at 0~5 DEG C.
Further, the water content of the wet sand is the 60~70% of saturation moisture content.
Further, wet sand and the volume ratio of snowball seed are (2.5~3.5): 1.
Further, wet sand and the volume ratio of snowball seed are 3:1.
Further, the snowball seed obtains in the following manner: annual early September acquisition pericarp taupe
Mature snowball fruit, the fruit adopted back ventilation airing indoors are rubbed with hand rubbing after exocarp cracking, raise exocarp etc.
Impurity, the fresh fruit stone of gained are snowball seed.
The utility model has the advantages that compared with the prior art, method of the invention does not need any medicament, and method is specific, operability
By force, high treating effect.Break snowball seed dormancy by this method, treated seed can direct seeding and seedling raising, sowing
Emergence is neat rapidly afterwards, can save seed, reduces seedling cost.Since snowball has the various values such as ornamental and medicinal, add
Upper resource is less, and supply falls short of demand for nursery stock in the market, it is therefore contemplated that technology of the invention will have vast market prospect,
Promotional value with higher.
Specific embodiment
The present invention is further described below combined with specific embodiments below.
It should be noted that snowball seed used by following embodiment and comparative example is to be prepared by following manner
Obtained same batch: early September acquires the mature snowball fruit of pericarp taupe, and the fruit adopted back indoors spread out by ventilation
It dries in the air, is rubbed after exocarp cracking with hand rubbing, raise the impurity such as exocarp, the fresh fruit stone of gained is snowball seed.To this batch
Secondary seed is dissected and is counted, and obtains the 15% of the batch seed for empty grain or the seed without vitality.
Embodiment 1
It is 3:1 according to wet sand and the volume ratio of seed, by the seed and water content are saturation moisture content 60~70%
Wet sand mixing, gained mixture are placed in Stratificated treatment 60d under the conditions of 15~20 DEG C of warm temperature；It then, will be at above-mentioned warm layer product
Seed after reason is together with wet sand, the Stratificated treatment 120d under 0~5 DEG C of cryogenic conditions.
By the direct seeding and seedling raising of treated seed, drilling, 4~5kg of application rate, is sowed, 30 before and after the Spring Equinox per acre
Germination percentage is counted after it.
Through counting, percentage of seedgermination 83%, and it is neat rapidly to emerge.Empty grain or the seed without vitality are removed to test
As a result the effective germination percent of interference, the snowball seed of the present embodiment reaches 97.6%.
Embodiment 2
The step of the present embodiment is with embodiment 1 is essentially identical, the difference is that only, the time of cold stratification is
60d.By sowing, counting, statistical result is shown in Table 1.
Embodiment 3
The step of the present embodiment is with embodiment 1 is essentially identical, the difference is that only, the time of cold stratification is
90d.By sowing, counting, statistical result is shown in Table 1.
Embodiment 4
The step of the present embodiment is with embodiment 1 is essentially identical, the difference is that only, the time of cold stratification is
150d.By sowing, counting, statistical result is shown in Table 1.
Embodiment 5
The step of the present embodiment is with embodiment 1 is essentially identical, the difference is that only, the time of cold stratification is
180d.By sowing, counting, statistical result is shown in Table 1.
Comparative example 1
In this comparative example, by snowball seed without the direct seeding and seedling raising of any processing, drilling, per acre application rate 4~
5kg, sowing before and after the Spring Equinox count germination percentage after 30 days, the germination percentage of seed is 0.
Comparative example 2
This comparative example uses the mode of cold stratification to break the suspend mode of snowball seed, method particularly includes: it will be wild
Jasmine seed is placed in wet sand, and the volume ratio of wet sand and seed is 3:1, the water content of wet sand be saturation moisture content 60~
70%.Seed and the mixture of wet sand are placed in Stratificated treatment 60d under 0~5 DEG C of cryogenic conditions.
By the direct seeding and seedling raising of treated seed, drilling, 4~5kg of application rate, is sowed, 30 before and after the Spring Equinox per acre
Germination percentage is counted after it, statistical result is shown in Table 1.
Comparative example 3
The step of this comparative example is with comparative example 2 are essentially identical, the difference is that only, the time of cold stratification is
90d.By sowing, counting, statistical result is shown in Table 1.
Comparative example 4
The step of this comparative example is with comparative example 2 are essentially identical, the difference is that only, the time of cold stratification is
120d.By sowing, counting, statistical result is shown in Table 1.
Comparative example 5
The step of this comparative example is with comparative example 2 are essentially identical, the difference is that only, the time of cold stratification is
150d.By sowing, counting, statistical result is shown in Table 1.
Comparative example 6
The step of this comparative example is with comparative example 2 are essentially identical, the difference is that only, the time of cold stratification is
180d.By sowing, counting, statistical result is shown in Table 1.
Comparative example 7
This comparative example uses the mode of warm layer product processing to break the suspend mode of snowball seed, method particularly includes: it will be wild
Jasmine seed is placed in wet sand, and the volume ratio of wet sand and seed is 3:1, the water content of wet sand be saturation moisture content 60~
70%.Seed and the mixture of wet sand are placed in Stratificated treatment 60d under the conditions of 15~20 DEG C of warm temperature.
By the direct seeding and seedling raising of treated seed, drilling, 4~5kg of application rate, is sowed, 30 before and after the Spring Equinox per acre
Germination percentage is counted after it, as a result, it has been found that, germination percentage 0.
Influence of the processing mode of each embodiment and comparative example of table 1 to snowball percentage of seedgermination and effective germination percent
As can be seen from Table 1, low-temperature stratification processing in 120~150 days can break seed dormancy to a certain extent, but also
Not enough thoroughly；And only with the mode of warm layer product processing, effect is equally undesirable；Warm layer product low-temperature stratification again after 60 days,
Snowball percentage of seedgermination greatly improves.With the increase of low-temperature stratification time, germination percentage is gradually increased, seed effective germination percent
It can reach 95% or more, low-temperature stratification is more than 120 days, and percentage of seedgermination shows downward trend.So the present invention is used for wild jasmine
Jasmine tree seedling is cultivated in practice, strong operability, high treating effect, and after planting emergence is neat rapidly, and only snowball is not high-quality
The cultivation of nursery stock is taken a firm foundation, and can save seed, reduces seedling cost.
Claims (10)
1. a kind of method for breaking snowball seed dormancy, which is characterized in that snowball seed is placed in wet sand, carries out warm temperature
Stratificated treatment；Then will treated seed together with wet sand, carry out cold stratification.
2. the method according to claim 1 for breaking snowball seed dormancy, which is characterized in that the warm layer product processing
Condition be 15~20 DEG C at 58~62d of Stratificated treatment.
3. the method according to claim 1 or 2 for breaking snowball seed dormancy, which is characterized in that the low-temperature stratification
The condition of processing is 90~180d of Stratificated treatment at 0~5 DEG C.
4. the method according to claim 1 or 2 for breaking snowball seed dormancy, which is characterized in that the low-temperature stratification
The condition of processing is 115~125d of Stratificated treatment at 0~5 DEG C.
5. the method according to claim 1 or 2 for breaking snowball seed dormancy, which is characterized in that the low-temperature stratification
The condition of processing is the Stratificated treatment 120d at 0~5 DEG C.
6. the method according to claim 1 for breaking snowball seed dormancy, which is characterized in that the warm layer product processing
Condition be Stratificated treatment 60d at 15~20 DEG C, the condition of the cold stratification is Stratificated treatment 120d at 0~5 DEG C.
7. the method according to claim 1 for breaking snowball seed dormancy, which is characterized in that the water content of the wet sand
It is the 60~70% of saturation moisture content.
8. the method according to claim 1 or claim 7 for breaking snowball seed dormancy, which is characterized in that wet sand and snowball
The volume ratio of seed is (2.5~3.5): 1.
9. the method according to claim 1 or claim 7 for breaking snowball seed dormancy, which is characterized in that wet sand and snowball
The volume ratio of seed is 3:1.
10. the method according to claim 1 for breaking snowball seed dormancy, which is characterized in that the snowball seed
Obtain in the following manner: the mature snowball fruit of annual early September acquisition pericarp taupe, the fruit adopted back is indoors
Ventilation airing is rubbed with hand rubbing after exocarp cracking, raises the impurity such as exocarp, the fresh fruit stone of gained is snowball kind
Son.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811270225.3A CN109197019A (en) | 2018-10-29 | 2018-10-29 | A method of breaking snowball seed dormancy |
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| CN201811270225.3A CN109197019A (en) | 2018-10-29 | 2018-10-29 | A method of breaking snowball seed dormancy |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102577698A (en) * | 2012-03-08 | 2012-07-18 | 江西徳宇集团 | Treatment method of white flower loropetalum chinense seeds |
| CN102726146A (en) * | 2012-07-18 | 2012-10-17 | 喻方圆 | Method for breaking dormancy of styrax tonkinensis seeds |
| CN103988608A (en) * | 2014-04-21 | 2014-08-20 | 中国科学院成都生物研究所 | Method for promoting sprouting of rosa multibracteata seeds |
| CN108522120A (en) * | 2018-04-14 | 2018-09-14 | 浙江新景市政园林有限公司 | The breeding method of Chinese yew |
-
2018
- 2018-10-29 CN CN201811270225.3A patent/CN109197019A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102577698A (en) * | 2012-03-08 | 2012-07-18 | 江西徳宇集团 | Treatment method of white flower loropetalum chinense seeds |
| CN102726146A (en) * | 2012-07-18 | 2012-10-17 | 喻方圆 | Method for breaking dormancy of styrax tonkinensis seeds |
| CN103988608A (en) * | 2014-04-21 | 2014-08-20 | 中国科学院成都生物研究所 | Method for promoting sprouting of rosa multibracteata seeds |
| CN108522120A (en) * | 2018-04-14 | 2018-09-14 | 浙江新景市政园林有限公司 | The breeding method of Chinese yew |
Non-Patent Citations (4)
| Title |
|---|
| MARK S.ROH ET AL.: "Germination of Styrax japonicus seeds as influenced by storage and sowing conditions", 《ACTA HORT.》 * |
| MARK S.ROH ET AL.: "Maturity and temperature stratification affect the germination of", 《HORT. SCI. BIOTECH》 * |
| TAIGA HORIMOTO ET AL.: "Effect of warm and cold stratification on H-1-NMR profiles, endogenous gibberellins and abscisic acid in Styrax japonicus seeds", 《HORT.ENVIRON.BIOTECHNOL》 * |
| 黄瑞琦: "《现代行业语词典》", 31 December 2000, 海南出版社公司 * |
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