CN104838829A - Asexual rapid propagation method for high quality edible Chinese torreya - Google Patents
Asexual rapid propagation method for high quality edible Chinese torreya Download PDFInfo
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Abstract
The invention provides an asexual rapid propagation method for high quality edible Chinese torreya and relates to the technical field of Chinese torreya cultivation. The key steps are nursery garden building, cutting slip selection, cutting slip processing, cutting slip cottage and daily management as well as cutting slip preservation and transportation. The asexual rapid propagation method for high quality edible Chinese torreya is advantaged by free of variation of types and high survival rate; high quality edible Chinese torreya with strong resistance can be rapidly propagated; the method is suitable for promotion for standardized cultivating technology for high quality and high-yield Chinese torreya; demands for Chinese torreya industry development can be met; and investment cost of the Chinese torreya cultivation can be reduced and output capability can be enhanced.
Description
Technical field
The present invention relates to Chinese torreya technical field of cultivation, be specifically related to a kind of Clonal regeneration method that high-quality eats Chinese torreya.
Background technology
Chinese torreya is the distinctive rare dry fruit of China, nutritious, and unique flavor is the treasure in dry fruit.Chinese torreya is the natural variation type in Chinese torreya, through the improved seeds of artificial culture development.Chinese torreya is distributed on the south China Huaihe River, the area to the north of southern ridge, throughout Zhejiang, Anhui, Fujian, Jiangxi, Jiangsu, Hubei, Hunan, the provinces and cities such as Guizhou.
Chinese torreya is nutritious, and local flavor is aromatic, has health care, medical value and comprehensive development and utilization and is worth.Chinese torreya dry fruit market potential is huge.The Chinese torreya four seasons are evergreen simultaneously, tree-like grace, and ecological benefits are good, are important ecological economy seeds and ornamental tree species.Therefore, develop Chinese torreya to raising forest quality, improve the ecological environment, enrich natural landscape and develop economy of mountainous terrain is all significant.
Current Chinese torreya market becomes increasing, and the output capacity of existing Chinese torreya culture technique is can not meet the demand of existing market, and in prior art, the nursery of high-quality Chinese torreya adopts grafting substantially, and its key step comprises:
1. collect seed: select the thin benevolence of shell completely to plant reality, robust growth Chinese torreya.Generally in September early and middle ten days fruit arillus turn yellowish green by viridescent, most of arillus is ftractureed, on a small quantity seed shedding time collect seed.Be deposited in shady and cool ventilation place (pile thick 10 ~ 15 centimetres, prevent heating from rotting) after collection, be beneficial to seed and be separated with arillus.About through 7-10 days, take out seed when arillus is micro-purple, can presowing treatment be carried out;
2. vernalization: with wet husky storage, make it complete physiology after-ripening and reach vernalization object.Husky hide seed late November and start to germinate successively, to next year by the end of March germination rate can reach about 90%.Period should check 2 ~ 3 times, can sort out sowing when long 0.5 ~ 1.5 centimetre of radicle;
3. nursery: point Winter-Spring two phase sowing, every mu of seeding quantity 40 ~ 60 kilograms, timely weeding, fertilising, irrigate, shade (light transmittance about 40%), cultivate and can supply grafting in 2 ~ 3 years;
4. grafting: Chinese torreya grafting strictly will be carried out and not allow interface intake and these two key technology points of earthing shading moisturizing.Scion is taked in the middle and upper part of excellent strain tree crown periphery.Grafting method is divided into according to the kind of stock: large anvil connects, seedling anvil connects, root anvil connects, plant anvil to connect etc. several.
There is the defect that the cycle is long, cost is high, planting percent is low in the nursery of above-mentioned Chinese torreya grafting, seriously constrains the fast development of high-quality Chinese torreya.
So under the prerequisite ensureing Chinese torreya quality, how to improve nursery planting percent, reduce input cost, improve output capacity and become urgent problem in Chinese torreya culture technique, current Chinese torreya cultivation still has very large development space, in the urgent need to there being a kind of standardized planting technology of Chinese torreya good quality and high output, adapt to the needs of Chinese torreya industry development.
Summary of the invention
The object of the present invention is to provide a kind of high-quality to eat the Clonal regeneration method of Chinese torreya, the method has kind without variation, seedling cost is low, survival rate is high advantage, can the edible high quality Chinese torreya of fast breeding resistance.
Technical problem to be solved by this invention realizes by the following technical solutions:
High-quality eats a Clonal regeneration method for Chinese torreya, and it is characterized in that, committed step comprises:
Set up nursery,
Nursery is carried out in steel structure booth, and ensures that water in booth, electricity are complete, has automatic sprayer; Arrange seedbed in booth, seedbed adopts cellular nursery Seedling bag, loads seedling medium in Seedling bag, and after nursery stock takes root, carrying substrates is transplanted and improved planting percent (more than 95%);
Cuttings is chosen,
Select life in 1 year to exceed semi-lignified length and be greater than 10 centimetres without the healthy and strong branch of damage by disease and insect, branch is divided into standard seedling and time seedling two kinds of different sizes, specification divide good after carry out cutting seedling, cut the blade of removing 1/3rd sections, cane bottom during seedling, as insertion seedbed part;
Cuttings process,
The cuttings otch sheared is angular cut (namely making horse ear shape), and depending on cuttings thickness, every 20 ~ 50 is a bundle, has tied up for subsequent use with rubber band; The cuttings of tying up is put into and is added with ascorbic clear water immersion 5 ~ 10 minutes, soak out the stickum in cuttings and prevent otch to be oxidized; Then take out the liquor potassic permanganate putting into mass fraction 0.1% concentration again to sterilize 5 minutes; Cuttings after sterilization carries out rooting treatment in taking root liquid, and then for cuttage;
Cuttings cuttage,
Cutting time is: in the first tenday period of a month in late April in the first half of the year to May, the late September second half year is to early October; Or in constant temperature greenhouse, the whole year all can cuttage;
By the cuttings cuttage handled well on seedbed, the part that matrix is inserted in cuttings bottom is 1/3rd of spike length, has inserted a seedbed and has opened automatic sprayer immediately;
Daily management,
Number of days setting spraying coefficient is inserted, to control aerial temperature and humidity, matrix temp. and humidity according to nursery stock; Regular selective examination nursery stock takes root situation, optionally gives nutritional supplementation; Prevent the Harmful Biohazard; Weed a garden in time.
Further, the wide 150cm in described seedbed, Seedling bag is transversely arranged.
Further, the wide 100cm in described seedbed, the double longitudinal arrangement of Seedling bag.
Further, described Seedling bag specification is: diameter 10cm, degree of depth 10cm.
Further, component and each constituent content of described seedling medium are: river sand 70%, perlite 30%, and river sand particle diameter is 0.1-0.3mm.
Further, the component of described seedling medium and each constituent content are: the peat composed of rotten mosses 40%, perlite 35%, coconut shell flour 25%.
Branch is divided into the standard of standard seedling and time seedling two kinds of different sizes: branch length 8 ~ 12cm, bar footpath 0.2 ~ 0.4mm, and seedling top leaf bud is less than 2 or be time seedling without bud seedling; Branch length 12 ~ 15cm, bar footpath 0.5 ~ 1.0mm, seedling top has more than 2 leaf buds to be standard seedling.
Further, also comprise the step of cuttings preservation, transport, concrete grammar is:
1) cuttings of clip is hidden and is put in the cool, and ensures branches and leaves humidity, avoids being exposed to the sun with air-dry;
2) after cuttings clip, the clip degrease bale of cotton is wrapped up in, then squirts with pure water, then superscribes preservative film and carries out moisturizing;
3) adopt foam packaging box to erect and place transport, and burrow in order to ventilation at body side, transporting the time in transit is no more than 3 days;
4) prepare before carrying out cuttage after transporting to destination immediately.
The invention has the beneficial effects as follows:
A kind of high-quality provided by the invention eats the Clonal regeneration method of Chinese torreya, there is kind without the advantage made a variation, survival rate is high, can the edible high quality Chinese torreya of fast breeding resistance, compare the cycle that traditional grafting cultivates Chinese torreya, Clonal regeneration method of the present invention substantially reduces cultivation period; The standardized planting technology that the method can be used as Chinese torreya good quality and high output is promoted, and adapts to the needs of Chinese torreya industry development, can reduce the input cost of Chinese torreya cultivation, improves output capacity.
The present invention directly makes cuttings with choosing branch, cuttings cuttage is cultivated seedling on seedbed, eliminate the process of traditional Chinese torreya grafting vernalization breeding grafting, greatly reduce seedling cost, and shorten the result time of nursery stock, tradition grafting soon 8 years ability results, and slotting skewer seedling of the present invention got final product result in 5 years.
Embodiment
The technological means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with specific embodiment, set forth the present invention further, but following embodiment being only the preferred embodiments of the present invention, and not all.Based on the embodiment in embodiment, those skilled in the art under the prerequisite not making creative work obtain other embodiment, all belong to protection scope of the present invention.
Embodiment one
High-quality eats a Clonal regeneration method for Chinese torreya, and concrete grammar is as follows:
Nursery is set up
1) for ensureing the best planting percent of nursery and input-output ratio, nursery is carried out in steel structure booth, and ensures that water in booth, electricity are complete, has automatic sprayer;
2) seedbed adopts cellular nursery Seedling bag, is advisable with every square of 300 ~ 500 seedlings, can transplant raising planting percent by carrying substrates after nursery stock takes root;
3) the wide 150cm in seedbed, Seedling bag is transversely arranged.
Matrix prepares
1) matrix formulations: river sand (particle diameter about 0.2mm) 70%, perlite 30%.
2) nursery Seedling bag is inserted after being mixed by above arbitrary formulation media.
Cuttings is chosen
Select life in 1 year to exceed semi-lignified length and be greater than 10 centimetres without the healthy and strong branch of damage by disease and insect.
The preservation of cuttings and transportation resources
1) cuttings of clip must be hidden and be put in the cool, and ensures branches and leaves humidity, forbids to be exposed to the sun with air-dry;
2) after cuttings clip, the clip degrease bale of cotton is wrapped up in, and squirts outer twine preservative film moisturizing afterwards with pure water;
3) cuttings adopts foam packaging box to erect and places transport, and burrows in order to ventilation at body side, and transporting the time in transit must not more than 3 day.
4) cuttage prepares before should be carried out after transporting to destination immediately.
Cuttings specification
Cuttings divides standard seedling and time seedling two kinds of specifications,
Branch length 8 ~ 12cm, bar footpath 0.2 ~ 0.4mm seedling, top leaf bud is less than 2 or be time seedling without bud seedling.
Branch length 12 ~ 15cm bar footpath 0.5 ~ 1.0mm seedling, top has more than 2 leaf buds to be standard seedling.
After specification is determined, remove cane bottom 1/3rd blade (inserting seedbed part) when cutting seedling.
Cuttings process
1) the cuttings otch sheared is made horse ear shape, some is that a bundle (often not tying 20 ~ 50 not etc. depending on branch thickness) has been tied up for subsequent use with rubber band;
2) cuttings of tying up is put into be added with ascorbic clear water soak 5 ~ 10 minutes, soak out the stickum in cuttings and prevent otch to be oxidized;
3) cuttings put into after taking out from clear water 0.1% concentration liquor potassic permanganate sterilization 5 minutes;
4) cuttage is used for after the cuttings after sterilization being carried out rooting treatment in taking root liquid.
Cuttings cuttage
1) cutting time: the spring inserts the ten days moon in late April to 5, and autumn sowing late September is to early October;
2) the cuttage degree of depth: the matrix 1/3rd of spike length is inserted in cuttings bottom;
3) insert a seedbed and open spraying system immediately.
Daily management
1) number of days setting spraying coefficient (air themperature, humidity, substrate temperature, humidity) is inserted according to nursery stock;
2) in time selective examination nursery stock takes root situation, optionally gives nutritional supplementation;
3) the Harmful Biohazard is prevented;
4) weed a garden in time.
Embodiment two
High-quality eats a Clonal regeneration method for Chinese torreya, and concrete grammar is as follows:
Nursery is set up
1) for ensureing the best planting percent of nursery and input-output ratio, nursery is carried out in steel structure booth, and ensures that water in booth, electricity are complete, has automatic sprayer;
2) seedbed adopts cellular nursery Seedling bag, is advisable with every square of 300 ~ 500 seedlings, can transplant raising planting percent by carrying substrates after nursery stock takes root;
3) the wide 100cm in seedbed, the double longitudinal arrangement of Seedling bag.
Matrix prepares
1) matrix formulations: the peat composed of rotten mosses 40%, perlite 35%, coconut shell flour 25%.
2) nursery Seedling bag is inserted after being mixed by above arbitrary formulation media.
Cuttings is chosen
Select life in 1 year to exceed semi-lignified length and be greater than 10 centimetres without the healthy and strong branch of damage by disease and insect.
The preservation of cuttings and transportation resources
1) cuttings of clip must be hidden and be put in the cool, and ensures branches and leaves humidity, forbids to be exposed to the sun with air-dry;
2) after cuttings clip, the clip degrease bale of cotton is wrapped up in, and squirts outer twine preservative film moisturizing afterwards with pure water;
3) cuttings adopts foam packaging box to erect and places transport, and burrows in order to ventilation at body side, and transporting the time in transit must not more than 3 day.
4) cuttage prepares before should be carried out after transporting to destination immediately.
Cuttings specification
Cuttings divides standard seedling and time seedling two kinds of specifications,
Branch length 8 ~ 12cm, bar footpath 0.2 ~ 0.4mm seedling, top leaf bud is less than 2 or be time seedling without bud seedling.
Branch length 12 ~ 15cm bar footpath 0.5 ~ 1.0mm seedling, top has more than 2 leaf buds to be standard seedling.
After specification is determined, remove cane bottom 1/3rd blade (inserting seedbed part) when cutting seedling.
Cuttings process
1) the cuttings otch sheared is made horse ear shape, some is that a bundle (often not tying 20 ~ 50 not etc. depending on branch thickness) has been tied up for subsequent use with rubber band;
2) cuttings of tying up is put into be added with ascorbic clear water soak 5 ~ 10 minutes, soak out the stickum in cuttings and prevent otch to be oxidized;
3) cuttings put into after taking out from clear water 0.1% concentration liquor potassic permanganate sterilization 5 minutes;
4) cuttage is used for after the cuttings after sterilization being carried out rooting treatment in taking root liquid.
Cuttings cuttage
1) cutting time: under constant temperature greenhouse, annual any period all can cuttage;
2) the cuttage degree of depth: the matrix 1/3rd of spike length is inserted in cuttings bottom;
3) insert a seedbed and open spraying system immediately.
Daily management
1) number of days setting spraying coefficient (air themperature, humidity, substrate temperature, humidity) is inserted according to nursery stock;
2) in time selective examination nursery stock takes root situation, optionally gives nutritional supplementation;
3) the Harmful Biohazard is prevented;
4) weed a garden in time.
More than show and describe general principle of the present invention, principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and specification is only preference of the present invention; be not used for limiting the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (8)
1. high-quality eats a Clonal regeneration method for Chinese torreya, and it is characterized in that, committed step comprises:
Set up nursery,
Nursery is carried out in steel structure booth, and ensures that water in booth, electricity are complete, has automatic sprayer; Arrange seedbed in booth, seedbed adopts cellular Seedling bag nursery, loads seedling medium in Seedling bag, and after nursery stock takes root, carrying substrates is transplanted and improved planting percent;
Cuttings is chosen,
Select life in 1 year to exceed semi-lignified length and be greater than 10 centimetres without the healthy and strong branch of damage by disease and insect, branch is divided into standard seedling and time seedling two kinds of different sizes, specification divide good after carry out cutting seedling, cut the blade of removing 1/3rd sections, cane bottom during seedling, as insertion seedbed part;
Cuttings process,
The cuttings otch sheared is angular cut, and every 20 ~ 50 is a bundle, has tied up for subsequent use with rubber band; The cuttings of tying up is put into and is added with ascorbic clear water immersion 5 ~ 10 minutes, soak out the stickum in cuttings and prevent otch to be oxidized; Then take out the liquor potassic permanganate putting into mass fraction 0.1% concentration again to sterilize 5 minutes; Cuttings after sterilization carries out rooting treatment in taking root liquid, and then for cuttage;
Cuttings cuttage,
Cutting time is: in the first tenday period of a month in late April in the first half of the year to May, the late September second half year is to early October; Or in constant temperature greenhouse, the whole year all can cuttage;
By the cuttings cuttage handled well on seedbed, the part that matrix is inserted in cuttings bottom is 1/3rd of spike length, has inserted a seedbed and has opened automatic sprayer immediately;
Daily management,
Number of days setting spraying coefficient is inserted, to control aerial temperature and humidity, matrix temp. and humidity according to nursery stock; Regular selective examination nursery stock takes root situation, optionally gives nutritional supplementation; Prevent the Harmful Biohazard; Weed a garden in time.
2. high-quality according to claim 1 eats the Clonal regeneration method of Chinese torreya, it is characterized in that: the wide 150cm in described seedbed, Seedling bag is transversely arranged.
3. high-quality according to claim 1 eats the Clonal regeneration method of Chinese torreya, it is characterized in that: the wide 100cm in described seedbed, the double longitudinal arrangement of Seedling bag.
4. high-quality according to claim 1 eats the Clonal regeneration method of Chinese torreya, it is characterized in that, described Seedling bag specification is: diameter 10cm, degree of depth 10cm.
5. high-quality according to claim 1 eats the Clonal regeneration method of Chinese torreya, it is characterized in that, component and each constituent content of described seedling medium are: river sand 70%, perlite 30%, and river sand particle diameter is 0.1-0.3mm.
6. high-quality according to claim 1 eats the Clonal regeneration method of Chinese torreya, it is characterized in that, component and each constituent content of described seedling medium are: the peat composed of rotten mosses 40%, perlite 35%, coconut shell flour 25%.
7. high-quality according to claim 1 eats the Clonal regeneration method of Chinese torreya, it is characterized in that, branch is divided into the standard of standard seedling and time seedling two kinds of different sizes: branch length 8 ~ 12cm, bar footpath 0.2 ~ 0.4mm, and seedling top leaf bud is less than 2 or be time seedling without bud seedling; Branch length 12 ~ 15cm, bar footpath 0.5 ~ 1.0mm, seedling top has more than 2 leaf buds to be standard seedling.
8. high-quality according to claim 1 eats the Clonal regeneration method of Chinese torreya, it is characterized in that, also comprises the step of cuttings preservation, transport, and concrete grammar is:
1) cuttings of clip is hidden and is put in the cool, and ensures branches and leaves humidity, avoids being exposed to the sun with air-dry;
2) after cuttings clip, the clip degrease bale of cotton is wrapped up in, then squirts with pure water, then superscribes preservative film and carries out moisturizing;
3) adopt foam packaging box to erect and place transport, and burrow in order to ventilation at body side, transporting the time in transit is no more than 3 days;
4) prepare before carrying out cuttage after transporting to destination immediately.
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Cited By (6)
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| CN105230460A (en) * | 2015-10-23 | 2016-01-13 | 张正阳 | Cutting propagation method by utilizing twigs of broussonetia papyrifera |
| CN105340678A (en) * | 2015-12-05 | 2016-02-24 | 安徽省农业科学院园艺研究所 | Clonal propagation method of Chinese walnuts |
| CN105612996A (en) * | 2015-12-30 | 2016-06-01 | 浙江农林大学 | Chinese torreya cutting propagation method |
| CN105875146A (en) * | 2016-04-18 | 2016-08-24 | 杭州富阳飞博科技有限公司 | Vegetative propagation method of torreya jackii |
| CN109220264A (en) * | 2018-09-21 | 2019-01-18 | 安徽省农业科学院园艺研究所 | A kind of efficient asexual reproduction method of Chinese torreya |
| CN114097519A (en) * | 2021-12-06 | 2022-03-01 | 丽水市森林资源保护管理总站 | Chinese torreya planting method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105230460A (en) * | 2015-10-23 | 2016-01-13 | 张正阳 | Cutting propagation method by utilizing twigs of broussonetia papyrifera |
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| CN105875146A (en) * | 2016-04-18 | 2016-08-24 | 杭州富阳飞博科技有限公司 | Vegetative propagation method of torreya jackii |
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| CN114097519A (en) * | 2021-12-06 | 2022-03-01 | 丽水市森林资源保护管理总站 | Chinese torreya planting method |
| CN114097519B (en) * | 2021-12-06 | 2022-09-13 | 丽水市森林资源保护管理总站 | Chinese torreya planting method |
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