CN101731117B - Method for breaking dormancy and sowing Sorbus sibirica seeds - Google Patents
Method for breaking dormancy and sowing Sorbus sibirica seeds Download PDFInfo
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- CN101731117B CN101731117B CN2009102202007A CN200910220200A CN101731117B CN 101731117 B CN101731117 B CN 101731117B CN 2009102202007 A CN2009102202007 A CN 2009102202007A CN 200910220200 A CN200910220200 A CN 200910220200A CN 101731117 B CN101731117 B CN 101731117B
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Abstract
The invention relates to an introduction, seedling-expanding and propagation technology of a precious and superior tree species, in particular to a method for breaking dormancy and sowing Sorbus sibirica seeds. The method comprises the steps of 1) collecting superior tree Sorbus sibirica fruits, processing, removing fruit pulp, cleaning, drying in the air, leading the water content of the seeds to be 20%-30%, and carrying out cold preservation at the temperature of 1-3 DEG C for standby; and 2) breaking the dormancy and sowing the seeds: breaking the dormancy of the seeds, sowing and propagating seedlings, and keeping the water content of the soil after the sowing at 18-23%. The method can obviously obtain better seedling raising effect, the test result shows that the germination rate of the seeds after breaking the dormancy can be more than 90%, the germination of the seeds is trim, the seedling emergence rate can be more than 85%, the phenomena of non-emergence of the seedlings or uneven seedlings of natural seeding or conventional sowing, in the year, the highest Sorbus sibirica seedling is 71cm, the average height of the seedlings is 40.78cm, the largest basal diameter is 1.18cm, the average basal diameter is 0.82cm, and the seedling raising effect is good.
Description
Technical field
The present invention relates to a kind of precious select tree kind and introduce expansion seedling propagation technique, the method for concrete Siberia sibirica seeds breaking dormancy and sowing.
Background technology
Siberia Sorbus alnifloria sorbus sibirica is up-to-date precious economy, the ornamental tree species of introducing from Russia.Belong to inferior arbor, the height of tree can reach 15～20m, and as appreciation and cultivation, the height of tree is generally at 5～8m, fruit diameter 0.7～1.5cm, dry seeds thousand kernel weight 2.68g.Imparipinnate leaf, floral white, the arnotto look, haw does not come off winter, and giving winter of an expanse of white snow has increased unique sight.
To introduce the time shorter because of the Siberia Sorbus alnifloria, there is not the seeding and seedling raising success technology of system comparatively to use for reference, the normal seeding and seedling raising that therefore causes is not emerged and the phenomenon of the disconnected bar of being short of seedling, be badly in need of research in the production and break Siberia sibirica seeds deep-sleep and sowing mature technology, thereby can breed seedling in a large number, for the greening of city and village village provides precious famous-brand and high-quality nursery stock, also provide graceful ecological environmental condition simultaneously for the urban and rural economies construction.
Summary of the invention
The object of the invention is to provide the method for a kind of Siberia sibirica seeds breaking dormancy and sowing.
For achieving the above object, the technical solution used in the present invention is:
The method of a kind of Siberia sibirica seeds breaking dormancy and sowing:
1) the Siberia Sorbus alnifloria fruit of collection select tree is got kind of a processing, removes pulp, cleans, and the air-dry seed moisture proportion that makes is 20%～30%, and then stored refrigerated under 1～3 ℃ of temperature is stand-by;
2) seed breaking dormancy and sowing: make seed moisture proportion reach 40～50% through water logging in above-mentioned seed, mix with the wet sand of moisture content 18%～25% then, seed is 1: 3～2.5 with the sand volumes ratio, then with above-mentioned seed breaking dormancy and seed propagation seedling, after planting soil moisture content keeps 18～23%;
The processing method of described breaking dormancy is handled breaking dormancy for amassing at the refrigerator nexine, is handled breaking dormancy or break seed dormancy with the white plastic mulching of autumn sowing with the following lamination of frozen soil layer, described sowing the refrigerator nexine long-pending handle breaking dormancy and handle breaking dormancy with the following lamination of frozen soil layer sowing the seed in spring, break seed dormancy with the white plastic mulching of autumn sowing and going into the preceding sowing of freezing of winter soil;
Described with the long-pending breaking dormancy and the method that sows the seed in spring handled of refrigerator nexine:
1) breaking dormancy: at the soil preceding 60～70d that thaws, with seed after the above-mentioned refrigeration with 0.3% liquor potassic permanganate (w/v) at room temperature seed soaking 0.5h, wash with water then to colourless; The water 24h that under room temperature, soaks seed then, its seed moisture proportion is 40～50%, is 1: 3～2.5 to mix at 18%～25% sand by seed and sand volumes ratio with moisture content, refrigerator temperature is provided with lamination under 3～5 ℃ the temperature, when treating that 70% seed mouth occurs splitting and shows money or valuables one carries unintentionally, reduce temperature, make temperature at 1～2 ℃, stand-by;
2) sowing: after treating that soil thaws, soil temperature reaches 8～10 ℃ and begins sowing, make bed with putting in order before the sowing, split the seed that mouth shows money or valuables one carries unintentionally with above-mentioned then, mix husky dilution at 1: 10, press line-spacing 15～20cm by seed and husky volume ratio, spacing in the rows 8cm～10cm program request or broadcast sowing, seed and soil are connected airtight and be and partly bury half state that reveals, on seed, cover fine sand then, and preserve moisture with the covering of straw curtain;
Described with the following lamination processing breaking dormancy of frozen soil layer and the method that sows the seed in spring:
1) breaking dormancy: with seed after the above-mentioned refrigeration with 0.3% liquor potassic permanganate (w/v) at room temperature seed soaking 0.5h, wash with water then to colourless; The water 24h that under room temperature, soaks seed then, its seed moisture proportion is 40～50%, is 1: 3～2.5 to mix in kind of a husky ratio, after the mixing with seed before soil freezes in storage canal lamination 160～180d, treat that 70% seed mouth occurs splitting and shows money or valuables one carries unintentionally, stand-by;
2) sowing: after treating that soil thaws, soil temperature reaches 8～10 ℃ and begins sowing, make bed with putting in order before the sowing, split the seed that mouth shows money or valuables one carries unintentionally with above-mentioned then, mix husky dilution at 1: 10 by seed and husky volume ratio, press line-spacing 15～20cm, spacing in the rows 8cm～10cm program request or broadcast sowing, seed and soil are connected airtight and be and partly bury half state that reveals, on seed, cover fine sand then and also preserve moisture with the covering of straw curtain.
Describedly break seed dormancy and going into the preceding sowing of freezing of winter soil with the white plastic mulching of autumn sowing:
Before soil freezes, will sow plot soil earlier and pour water, make soil drench, treat that the real 30～45cm that digs after non-caked of depositing in water is dark, hug then wholely flat, with seed after the above-mentioned refrigeration with 0.3% liquor potassic permanganate (w/v) at room temperature seed soaking 0.5h, wash with water then to colourless; The water 24h that under room temperature, soaks seed then, its seed moisture proportion is 40～50%, in kind of a husky ratio is that 1: 10 wet sand is puddled, press line-spacing 15～20cm, spacing in the rows 8cm～10cm hugs ditch, be sowed in the ditch puddling wet husky seed, with plank seed is pressed in the soil, and seed and soil are connected airtight and be and partly bury half state that reveals, on seed, cover moistening fine sand then, and on fine sand, cover white mulch film, be close to the land for building with white mulch film the covering of whole seedbed is preserved moisture, treat that 50% seed sprouting exposes Shamian Island, removes white mulch film;
Make thinner and place a week in the described tangible indoor and outdoor of Siberia serviceberry ventilation of gathering maturation, treat that pulp deliquescing spreading pulp becomes pasty state, be placed on then in the 1mm sieve, the water flushing, Xian removes pulp, and seed and pericarp are stayed in the sieve, and branch at last anhydrates pericarp and kind stranguria during pregnancy, discard pericarp, it is air-dry that seed is put shady and cool place.
Long-pending breaking dormancy of described refrigerator sand bed and sowing and when covering white mulch film breaking dormancy and sowing with the following breaking dormancy of frozen soil layer and sowing or with autumn sowing, the sand that adopts in the breaking dormancy is river sand, described river sand particle diameter is less than 2mm, wash with water earlier to infusing clearly and see sand, use 0.5～0.8% (w/v) liquor potassic permanganate to soak the 24h sterilizing again, through repeatedly the water flushing is extremely colourless, control out mobile moisture then, make its sand water content 18%～25%.
Wide 1～the 1.3m in seedbed of described sowing during with long-pending breaking dormancy of refrigerator sand bed and sowing longly is the ground block length, and soil reaches 25～30cm deeply with the spade scarifying in the seedbed, hugs ditch by line-spacing 15～20cm, ditch depth 3～5cm.
Described with the following breaking dormancy of frozen soil layer and when sowing storage canal be chosen in not direct projection of sunlight, in the shade of ponding not, dig vertical cuboid or cube, ditch depth is 100～120cm, length is decided because of seed amount, the hourglass of bottom of trench shop particle diameter 0.5～1cm, thick 3～5cm repaves the river sand of one deck 5～10cm on it, seed and sand mix lamination thing piling height and be controlled in the 30cm.
Long-pending breaking dormancy of described refrigerator sand bed and sowing and with following breaking dormancy of frozen soil layer or the white plastic mulching breaking dormancy of autumn sowing, with plank or other utensil seed is pressed onto in the soil after the sowing, seed and soil are connected airtight and be and partly bury half state that reveals, on seed, cover the river sand of the thick particle diameter of 1～1.5cm then less than 2mm, then, cover careless thick 1cm again with 800 times carbendazim or tpn squirts furrow with sprayer and cover with the straw curtain of sterilization.Describedly break seed dormancy and the when sowing sowing plot degree of depth 25～35cm that digs, on the seedbed, hug ditch, ditch depth 3～5cm with the white plastic mulching of autumn sowing.
Tame Siberia Sorbus alnifloria seedling began to bear fruit in 4 years.In the fall when Siberia Sorbus alnifloria blade flavescence or redden, when partial blade begins to come off, fruit flavescence, orange or red; Seed flavescence brown is full, and the cured matter light of pericarp does not have the crape pleat to show fruit maturation, can in time gather.
The advantage that the present invention had:
1. breaking dormancy is effective: the inventive method can obviously obtain nursery effect preferably, result of the test shows, seed breaking dormancy germination rate can reach more than 90%, and seed sprouting is neat, and emergence rate reaches more than 85%, overcome that sibirica seeds natural reseeding or conventional seed planting are not emerged or the phenomenon of the disconnected bar of being short of seedling, Siberia Sorbus alnifloria height of seedling is up to 71cm then, average height of seedling 40.78cm., the maximum 1.18cm of leading thread, average leading thread 0.82cm, nursery effect is better.
2. without the hormone specially treated: the inventive method has overcome use growth hormone or the basic element of cell division makes seedling growth or breaking dormancy is irregular and weak seedling, etiolated seedling, lopsided seedling phenomenon occur.
3. have simple characteristics: the simple and clear easily row of entire test technical method is easy to promote the use of aborning.
4. the present invention handles means by seed being carried out the nature artificial hypothermia that relents, make the Siberia sibirica seeds finish the physiology after-ripening stage, and impel the high concentration growth hormone that suppresses seed sprouting under the manually operated cryogenic conditions that relents naturally, to be degraded into promotion seed sprouting low concentration effective active hormone, reach the effect neat, that improve emergence rate and seedling quality of germinateing.Because the Siberia sibirica seeds is less, the bud growing point is delicate, has tangible physiology after-ripening and deep dormancy phenomenon, thereby Siberia Sorbus alnifloria breaking dormancy is held in support and seeding technique is to guarantee emergence rate, cultivates the key technique of high quality seedling.
Embodiment
Embodiment 1
The Siberia sibirica seeds is described with long-pending breaking dormancy of refrigerator sand bed and sowing:
(1) seed treatment
Collect seed: in mid-October from 4 years living Siberia Sorbus alnifloria seedling select tree collecting fruit.
Get kind: describedly take off kind of a processing, the fruit of freshly harvested is harder, is not easy to get kind, can make thinner in the indoor and outdoor ventilation and place 7～10d, and the pulp deliquescing can be handled.In container, rub or poplar, pine cork rod spreading pulp on rubber become pasty state with hand rubbing, be placed on then in the 1mm sieve, wash with running water, Xian removes pulp, seed and pericarp are stayed in the sieve, and the branch that at last pericarp and kind stranguria during pregnancy anhydrated is put the cool place and located air-dry, discard pericarp, described seed characteristics moisture content is 20%～30%.
Seed storage: be that 20%～30% Siberia sibirica seeds is housed in refrigerator or the refrigerator-freezer with plastic sack with moisture content, temperature is set at 1～2 ℃.
(2) breaking dormancy is handled: with seed after the above-mentioned refrigeration with 0.3% (w/v) liquor potassic permanganate at the room temperature 0.5h that soaks seed, wash with water then to colourless; The water 24h that under room temperature, soaks seed then, its seed characteristics moisture content is 40～50%, changes water therebetween 2 times, soaks the back seed and thaws preceding 60～70d in the refrigerator of 3～5 ℃ of temperature at soil, the husky lamination of mixing, the sand moisture content remains on 18%～25%, is 1: 3～2.5 to mix by seed and sand volumes ratio, and this example is handled in beginning on February 10 lamination, when treating that seed 70% mouth occurs splitting and shows money or valuables one carries unintentionally, reduce temperature, make temperature at 1～2 ℃, stand-by;
(3) sowing: after soil thaws, can begin sowing in good time.After Clear and Bright when soil thaws, dig and make bed, make bed before the sowing in advance wholely, it is characterized by the wide 1～1.3m in seedbed, length suits measures to local conditions to be selected plot for long, soil turns over rake with spade or facility and reaches 25～30cm deeply in the seedbed, press line-spacing 15～20cm, earlier hug ditch on the seedbed, ditch depth 3～5cm makees bed with putting in order before the sowing, split the seed that mouth shows money or valuables one carries unintentionally with above-mentioned then, mix husky dilution at 1: 10 by seed and husky volume ratio, by spacing in the rows 8cm～10cm program request or broadcast sowing, with plank or other utensil seed is pressed onto in the soil afterwards, seed and soil are connected airtight and be and partly bury half state that reveals, covering the 1mm particle diameter then on seed, to do husky 1～1.5cm thick, at last with 800 times carbendazim or tpn squirts furrow and preserve moisture with the thick straw curtain covering of the 1cm that sterilizes, during the soil characteristic moisture content remain on 18～25%.
In excellent new varieties seedling-wood breeding base, Shenbeixin District Liaoning, soil is clay loam (US-built), soil organic matter content is 2.1%, pH value is under 7.1 conditions, and the refrigerator sand bed of being done in 2009 amasss result of the test, and emergence rate reaches more than 85%, maximum height of seedling 71cm, average 40.78cm, maximum leading thread 1.18cm, average 0.82cm.
Embodiment 2
Described at following breaking dormancy of frozen soil layer and seeding technique:
(1) seed treatment
Collect seed: in mid-October from 4 years living Siberia Sorbus alnifloria seedling select tree collecting fruit.
Get kind: describedly take off kind of a processing, the fruit of freshly harvested is harder, is not easy to get kind, can make thinner in the indoor and outdoor ventilation and place 7～10d, and the pulp deliquescing can be handled.In container, rub or poplar, pine cork rod spreading pulp on rubber become pasty state with hand rubbing, be placed on then in the 1mm sieve, wash with running water, Xian removes pulp, seed and pericarp are stayed in the sieve, and the branch that at last pericarp and kind stranguria during pregnancy anhydrated is put the cool place and located air-dry, discard pericarp, described seed characteristics moisture content is 20%～30%.
Seed storage: be that 20%～30% Siberia sibirica seeds is housed in refrigerator or the refrigerator-freezer with plastic sack with moisture content, temperature is set at 1～2 ℃.
(2) breaking dormancy: in by the end of October before soil freezes with above-mentioned refrigeration after seed with 0.3% liquor potassic permanganate at the room temperature 0.5h that soaks seed, wash with water then to colourless; The water 24h that under room temperature, soaks seed then, its seed characteristics moisture content is 40～50%, seed is that 1: 3～2.5 (v/v) ratio is mixed with the sand of water content 18%～25% in seed and sand.
Select ponding place not to dig the storage canal that earthing of seeds is handled usefulness in the shade, ditch depth reaches 100～120cm, and its length is different because of seed amount.The bottom of trench shop is thick greater than 0.5～1cm hourglass, 5～10cm, the cleaning river sand of one deck 5～10cm again tiles, upright a branch of high 1.5 meters by every square metre, diameter 5～7cm tangerine bar grass is 1, heap the Siberia sibirica seeds of wanting lamination then, heap highly is controlled in the 30cm, with fine earth the lamination storage canal is filled and led up on the lamination thing at last;
The north generally is by the end of October, begins earthing of seeds before soil freezes, and lamination 160～180d in storage canal can make the complete breaking dormancy of seed, and most of seed is not handled can split to chew and showed money or valuables one carries unintentionally as the special bud that breaks.Treat that seed 70% mouth occurs splitting and shows money or valuables one carries unintentionally, stand-by;
(3) sowing: after soil thaws, can begin sowing in good time.After Clear and Bright when soil thaws, dig and make bed, make bed before the sowing in advance wholely, it is characterized by the wide 1～1.3m in seedbed, length suits measures to local conditions to be selected plot for long, soil turns over rake with spade or facility and reaches 25～30cm deeply in the seedbed, press line-spacing 15～20cm, on the seedbed, hug earlier ditch, ditch depth 3～5cm, make bed with putting in order before the sowing, split the seed that mouth shows money or valuables one carries unintentionally with above-mentioned then, mix husky dilution at 1: 10 by seed and husky volume ratio, by spacing in the rows 8cm～10cm program request or broadcast sowing, with plank or other utensil seed is pressed onto in the soil afterwards, seed and soil are connected airtight and be and partly bury half state that reveals, covering the 1mm particle diameter then on seed, to do husky 1～1.5cm thick, at last with 800 times carbendazim or tpn squirts furrow and preserve moisture with the thick straw curtain covering of the 1cm that sterilizes, during the feature moisture content of soil moisture content remain on 18～23%.
(4) result of the test: with excellent new nursery stock test garden, forest-science academy, Liaoning Province result of the test in 2009 is example, 2.5 mu of test area, soil belongs to loam (US-built), organic average 1.67%, PH6.8, emergence rate reach more than 89%, and height of seedling is up to 60cm, on average reach 35cm, leading thread is up to 0.7cm and on average reaches 0.5cm.
Embodiment 3
Describedly break seed dormancy and seeding technique with the white plastic mulching of autumn sowing:
(1) seed treatment
Collect seed: in mid-October from 4 years living Siberia Sorbus alnifloria select tree seedling select tree collecting fruit.
Get kind: describedly take off kind of a processing, the fruit of freshly harvested is harder, is not easy to get kind, can make thinner in the indoor and outdoor ventilation and place 7～10d, and the pulp deliquescing can be handled.In container, rub or poplar, pine cork rod spreading pulp on rubber become pasty state with hand rubbing, be placed on then in the 1mm sieve, wash with running water, Xian removes pulp, seed and pericarp are stayed in the sieve, and the branch that at last pericarp and kind stranguria during pregnancy anhydrated is put the cool place and located air-dry, discard pericarp, described seed characteristics moisture content is 20%～30%.
Seed storage: be that 20%～30% Siberia sibirica seeds is housed in refrigerator or the refrigerator-freezer with plastic sack with moisture content, temperature is set at 1～2 ℃.
(2) breaking dormancy is handled and sowing, before 10 subsoil earth freeze, to sow plot soil pours water, make soil drench, treat that the real 30～45cm that digs after non-caked of depositing in water is dark, hug then flat, with seed after the above-mentioned refrigeration with 0.3% liquor potassic permanganate (w/v) at room temperature seed soaking 0.5h, wash with water then to colourless; The water 24h that under room temperature, soaks seed then, its seed moisture proportion is 40～50%, in kind of a husky ratio is 1: 3～2.5 mixing, then seed is pressed line-spacing 15～20cm, spacing in the rows 8cm～10cm hugs ditch, to mix husky seed broadcasting in ditch, be pressed onto seed in the soil and seed and soil connected airtight be the state that partly buries half dew with plank, on seed, cover moistening fine sand then, and on fine sand, cover white mulch film, and be close to the land for building with white mulch film the covering of whole seedbed is preserved moisture, treat that 50% seed sprouting exposes Shamian Island, white mulch film is removed, during the feature moisture content of soil moisture content remain on 18～23%.
Result of the test: in excellent new varieties seedling-wood breeding base, Shenbeixin District Liaoning research experiment, soil is clay loam (US-built), soil organic matter content is 1.82%, pH value is under 7.2 conditions, result of the test, and emergence rate reaches 91%, maximum height of seedling 89cm, average 67.78cm, maximum leading thread 1.35cm, average 0.91cm.
Claims (7)
1. the method for Siberia sibirica seeds breaking dormancy and sowing is characterized in that:
1) the Siberia Sorbus alnifloria fruit of collection select tree is got kind of a processing, removes pulp, cleans, and the air-dry seed moisture proportion that makes is 20%～30%, and then stored refrigerated under 1～3 ℃ of temperature is stand-by;
2) seed breaking dormancy and sowing: make seed moisture proportion reach 40～50% through water logging in above-mentioned seed, mix with the wet sand of moisture content 18%～25% then, seed is 1: 3～2.5 with the sand volumes ratio, then with above-mentioned seed breaking dormancy and seed propagation seedling, after planting soil moisture content keeps 18～23%;
The processing method of described breaking dormancy is handled breaking dormancy for amassing at the refrigerator nexine, is handled breaking dormancy or break seed dormancy with the white plastic mulching of autumn sowing with the following lamination of frozen soil layer, described sowing the refrigerator nexine long-pending handle breaking dormancy and handle breaking dormancy with the following lamination of frozen soil layer sowing the seed in spring, break seed dormancy with the white plastic mulching of autumn sowing and going into the preceding sowing of freezing of winter soil; Described with the long-pending breaking dormancy and the method that sows the seed in spring handled of refrigerator nexine:
1) breaking dormancy: at the soil preceding 60～70d that thaws, with seed after the above-mentioned refrigeration with 0.3% liquor potassic permanganate w/v at the room temperature 0.5h that soaks seed, wash with water then to colourless; The water 24h that under room temperature, soaks seed then, its seed moisture proportion is 40～50%, is 1: 3～2.5 to mix at 18%～25% sand by seed and sand volumes ratio with moisture content, refrigerator temperature is provided with lamination under 3～5 ℃ the temperature, when treating that 70% seed mouth occurs splitting and shows money or valuables one carries unintentionally, reduce temperature, make temperature at 1～2 ℃, stand-by;
2) sowing: after treating that soil thaws, soil temperature reaches 8～10 ℃ and begins sowing, make bed with putting in order before the sowing, split the seed that mouth shows money or valuables one carries unintentionally with above-mentioned then, mix husky dilution at 1: 10, press line-spacing 15～20cm by seed and husky volume ratio, spacing in the rows 8cm～10cm program request or broadcast sowing, seed and soil are connected airtight and be and partly bury half state that reveals, on seed, cover fine sand then, and preserve moisture with the covering of straw curtain;
Described with the following lamination processing breaking dormancy of frozen soil layer and the method that sows the seed in spring:
1) breaking dormancy: with seed after the above-mentioned refrigeration with 0.3% liquor potassic permanganate w/v at the room temperature 0.5h that soaks seed, wash with water then to colourless; The water 24h that under room temperature, soaks seed then, its seed moisture proportion is 40～50%, is 1: 3～2.5 to mix in kind of a husky ratio, after the mixing with seed before soil freezes in storage canal lamination 160～180d, treat that 70% seed mouth occurs splitting and shows money or valuables one carries unintentionally, stand-by;
2) sowing: after treating that soil thaws, soil temperature reaches 8～10 ℃ and begins sowing, make bed with putting in order before the sowing, split the seed that mouth shows money or valuables one carries unintentionally with above-mentioned then, mix husky dilution at 1: 10 by seed and husky volume ratio, press line-spacing 15～20cm, spacing in the rows 8cm～10cm program request or broadcast sowing, seed and soil are connected airtight and be and partly bury half state that reveals, on seed, cover fine sand then and also preserve moisture with the covering of straw curtain;
Describedly break seed dormancy and going into the preceding sowing of freezing of winter soil with the white plastic mulching of autumn sowing:
Before soil freezes, will sow plot soil earlier and pour water, make soil drench, treat that the real 30～45cm that digs after non-caked of depositing in water is dark, hug then wholely flat, with seed after the above-mentioned refrigeration with 0.3% liquor potassic permanganate w/v at the room temperature 0.5h that soaks seed, wash with water then to colourless; The water 24h that under room temperature, soaks seed then, its seed moisture proportion is 40～50%, in kind of a husky ratio is that 1: 10 wet sand is puddled, press line-spacing 15～20cm, spacing in the rows 8cm～10cm hugs ditch, be sowed in the ditch puddling wet husky seed, with plank seed is pressed in the soil, and seed and soil are connected airtight and be and partly bury half state that reveals, on seed, cover moistening fine sand then, and on fine sand, cover white mulch film, be close to the land for building with white mulch film the covering of whole seedbed is preserved moisture, treat that 50% seed sprouting exposes Shamian Island, removes white mulch film.
2. press the method for the described Siberia of claim 1 sibirica seeds breaking dormancy and sowing, it is characterized in that: make thinner and place a week in the described tangible indoor and outdoor of Siberia serviceberry ventilation of gathering maturation, treat that pulp deliquescing spreading pulp becomes pasty state, be placed on then in the 1mm sieve, the water flushing, Xian removes pulp, seed and pericarp are stayed in the sieve, with pericarp with plant stranguria during pregnancy branchs that anhydrate, discard pericarp at last, seed put shady and cool locate air-dry.
3. press the method for the described Siberia of claim 1 sibirica seeds breaking dormancy and sowing, it is characterized in that: long-pending breaking dormancy of described refrigerator sand bed and sowing and when covering white mulch film breaking dormancy and sowing with the following breaking dormancy of frozen soil layer and sowing or with autumn sowing, the sand that adopts in the breaking dormancy is river sand, described river sand particle diameter is less than 2mm, wash with water earlier to infusing clearly and see sand, soak the 24h sterilizing with 0.5～0.8%w/v liquor potassic permanganate again, through repeatedly the water flushing is extremely colourless, control out mobile moisture then, make its sand water content 18%～25%.
4. press the method for the described Siberia of claim 1 sibirica seeds breaking dormancy and sowing, it is characterized in that: the wide 1～1.3m in seedbed of described sowing during with long-pending breaking dormancy of refrigerator sand bed and sowing, long is the ground block length, soil reaches 25～30cm deeply with the spade scarifying in the seedbed, 15～20cm hugs ditch by line-spacing, ditch depth 3～5cm.
5. press the method for the described Siberia of claim 1 sibirica seeds breaking dormancy and sowing, it is characterized in that: described with the following breaking dormancy of frozen soil layer and when sowing storage canal be chosen in not direct projection of sunlight, in the shade of ponding not, dig vertical cuboid or cube, ditch depth is 100～120cm, length is decided because of seed amount, the hourglass of bottom of trench shop particle diameter 0.5～1cm, thick 3～5cm, repave the river sand of one deck 5～10cm on it, seed and sand mix lamination thing piling height and are controlled in the 30cm.
6. press the method for the described Siberia of claim 1 sibirica seeds breaking dormancy and sowing, it is characterized in that: long-pending breaking dormancy of described refrigerator sand bed and sowing and with following breaking dormancy of frozen soil layer or the white plastic mulching breaking dormancy of autumn sowing, with plank or other utensil seed is pressed onto in the soil after the sowing, seed and soil are connected airtight and be and partly bury half state that reveals, on seed, cover the river sand of the thick particle diameter of 1～1.5cm then less than 2mm, then, cover careless thick 1cm again with 800 times carbendazim or tpn squirts furrow with sprayer and cover with the straw curtain of sterilization.
7. by the method for the described Siberia of claim 1 sibirica seeds breaking dormancy and sowing, it is characterized in that: the described sowing plot degree of depth 25～35cm that digs when breaking seed dormancy and sowing with the white plastic mulching of autumn sowing, hug ditch, ditch depth 3～5cm on the seedbed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102202007A CN101731117B (en) | 2009-11-27 | 2009-11-27 | Method for breaking dormancy and sowing Sorbus sibirica seeds |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102202007A CN101731117B (en) | 2009-11-27 | 2009-11-27 | Method for breaking dormancy and sowing Sorbus sibirica seeds |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101731117A CN101731117A (en) | 2010-06-16 |
| CN101731117B true CN101731117B (en) | 2011-12-07 |
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| CN2009102202007A Expired - Fee Related CN101731117B (en) | 2009-11-27 | 2009-11-27 | Method for breaking dormancy and sowing Sorbus sibirica seeds |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102283122B (en) * | 2011-07-11 | 2013-02-27 | 镇江瑞繁农艺有限公司 | Dormancy breaking seeding raising method for water lily seeds |
| CN102612889B (en) * | 2012-04-09 | 2014-09-10 | 苏州瑞邦塑胶有限公司 | Method for increasing seedling survival rate of Lonicera sempervirens seeds |
| CN103563519A (en) * | 2013-10-15 | 2014-02-12 | 中国科学院东北地理与农业生态研究所 | Scirpus planiculmis seed dormancy breaking method |
| CN108605617B (en) * | 2016-12-09 | 2020-09-04 | 宁夏农林科学院固原分院 | Sowing and seedling raising method for European mountain ash facility |
| CN109744058A (en) * | 2019-02-25 | 2019-05-14 | 泰安市泰山森林病虫害防治检疫站 | Mount Taishan sibirica seeds vernalization and method for culturing seedlings |
| CN111727823B (en) * | 2020-07-09 | 2022-01-25 | 江西神元湖农业科技发展有限公司 | Large-scale seedling cultivation method for savatier sauropus |
| CN111819947B (en) * | 2020-07-17 | 2022-03-04 | 新疆农业大学 | Germination accelerating method beneficial to dormancy breaking of sorbus tianshanensis seeds |
| CN112997710A (en) * | 2021-02-18 | 2021-06-22 | 天津农学院 | Grafting method for planting aronia melanocarpa in saline-alkali soil capable of solving problem of leaf yellowing |
| CN113170629A (en) * | 2021-06-18 | 2021-07-27 | 吉林市林业科学研究院(吉林市林业技术推广站) | Germination accelerating method for improving germination rate of Sorbus alnifolia seeds |
| CN113228875A (en) * | 2021-06-22 | 2021-08-10 | 吉林省林业科学研究院 | Method for breaking dormancy of sorbus europaea seeds by using hormone and cold stratification treatment |
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