CN107455225A - A kind of cutting propagation root promoting method of crape myrtle - Google Patents

A kind of cutting propagation root promoting method of crape myrtle Download PDF

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Publication number
CN107455225A
CN107455225A CN201710794854.5A CN201710794854A CN107455225A CN 107455225 A CN107455225 A CN 107455225A CN 201710794854 A CN201710794854 A CN 201710794854A CN 107455225 A CN107455225 A CN 107455225A
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CN
China
Prior art keywords
root
cutting propagation
branch
promoting method
crape myrtle
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Pending
Application number
CN201710794854.5A
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Chinese (zh)
Inventor
刘万兴
张晓申
王颖
苏永涛
王玉珍
潘晓东
黄福生
史喜兵
赵海红
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Guangshan Xing Chuang Agricultural Science And Technology Co Ltd
Henan Rural Science And Technology Development Center Co Ltd
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Guangshan Xing Chuang Agricultural Science And Technology Co Ltd
Henan Rural Science And Technology Development Center Co Ltd
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Priority to CN201710794854.5A priority Critical patent/CN107455225A/en
Publication of CN107455225A publication Critical patent/CN107455225A/en
Pending legal-status Critical Current

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    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G17/00—Cultivation of hops, vines, fruit trees, or like trees
    • A01G17/02—Cultivation of hops or vines
    • 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
    • A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
    • A01N37/42—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing within the same carbon skeleton a carboxylic group or a thio analogue, or a derivative thereof, and a carbon atom having only two bonds to hetero atoms with at the most one bond to halogen, e.g. keto-carboxylic acids
    • 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
    • A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/34—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom
    • A01N43/36—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom five-membered rings
    • A01N43/38—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom five-membered rings condensed with carbocyclic rings
    • 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
    • A01N59/00—Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
    • 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
    • A01N59/00—Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
    • A01N59/06—Aluminium; Calcium; Magnesium; Compounds thereof

Abstract

The invention provides a kind of cutting propagation root promoting method of crape myrtle, including：The branch of crape myrtle is intercepted to 13 15cm length, the spigot of branch is cut into after the shape of a hoof to be immersed in and urges more than 1h in root solution, and is carried out after being ultrasonically treated repeatedly, inserts in culture medium and carries out culture of rootage, apply water；Wherein, the method for supersound process includes：Ultrasonic power is controlled between 800 1000w, each ultrasound 10 15s, the adjacent 7s of interval 5 being ultrasonically treated twice, described to urge root solution mainly by KNO3、NH4NO3、NaNO3、CaCO3, heteroauxin, abscisic acid composition.The cutting propagation root promoting method of the crape myrtle of the embodiment of the present invention, method is simple, manageability, and survival rate is high, and growth is fast, urges root growth by using specifically urging root solution to realize, is quickly survived so as to realize, be also beneficial to the market expansion of crape myrtle.

Description

A kind of cutting propagation root promoting method of crape myrtle
Technical field
The present invention relates to crape myrtle culture to urge root field, in particular to a kind of cutting propagation root promoting method of crape myrtle.
Background technology
Ornamental plant includes the woody and sight of draft flower, sees leaf or fruit effect plant, and suitable for gardens, greenery patches and landscape The securing plant and economic plants of Scenic Area.The ornamental plant of indoor flower also belongs to ornamental plant.Ornamental plant is divided into woody Ornamental plant and the major class of herbage landscape plants two.Additionally include fern, aquatic, cactus and starch the plant species such as class, insectivora more Class.Floristics is overlapping between each other.
Ornamental plant be Garden Engineering build in most important material, the selection and configuration of ornamental plant, largely On determine the height of afforestation ornamental value and artistic level.If the collocation such as pattern, seeds is not paid attention to and is at will planted If some plants, only people can be allowed to feel disorderly and unsystematic.On the other hand, landscape flower flower color enriches, some flower varieties Only once especially there is ornamental value in 1 year, either florescence or fruiting period.Therefore, should be peculiar from different ornamental plants Sight consider Landscaping plant design, to create graceful, long-acting flowers landscape.
It can be seen that ornamental plant in the prior art is widely applicable, demand is also bigger, and its high-quality training method is to protect Demonstrate,proving it has the premise of wide market application, but traditional training method of the prior art generally causes growth fraction relatively slow Slowly, take root slow, survival rate is low, not manageability, and daily requirement is repeatedly sprayed water, and strengthens humidity and just can guarantee that normal growth, takes very much When this ornamental plant of laborious unmanageable, especially crape myrtle training method relatively fall behind, growth it is very slow.
In view of this, it is special to propose the present invention.
The content of the invention
It is an object of the invention to provide a kind of cutting propagation root promoting method of crape myrtle, method is simple, manageability, survival rate Height, growth is fast, urges root growth by using specifically urging root solution to realize, quickly survives, be also beneficial to so as to realize The market expansion of crape myrtle, the cottage method are suitable to wide popularization and application, highly used for reference.
In order to realize the above-mentioned purpose of the present invention, spy uses following technical scheme：
The invention provides a kind of cutting propagation root promoting method of crape myrtle, comprise the following steps：
The branch of crape myrtle is intercepted to 13-15cm length, the spigot of branch is cut into be immersed in after the shape of a hoof and urges root solution Middle more than 1h, and carry out after being ultrasonically treated repeatedly, insert in culture medium and carry out culture of rootage, apply water；
Wherein, the method for supersound process includes：Ultrasonic power is controlled between 800-1000w, each ultrasonic 10-15s, phase The interval 5-7s that neighbour is ultrasonically treated twice, the total time of supersound process is between 6-8min.
Root solution is urged mainly by KNO3、NH4NO3、NaNO3、CaCO3, heteroauxin, abscisic acid composition.
In the prior art, ornamental plant be Garden Engineering build in most important material, the selection and configuration of ornamental plant, Largely determine the height of afforestation ornamental value and artistic level.If do not notice that pattern, seeds etc. are arranged in pairs or groups And if at will planting some plants, only people can be allowed to feel disorderly and unsystematic.On the other hand, landscape flower flower color enriches, and has Flower variety only once especially had ornamental value in 1 year, either florescence or fruiting period.Therefore, should be from different gardens The distinctive sight of woods plant considers Landscaping plant design, to create graceful, long-acting flowers landscape.
It can be seen that ornamental plant in the prior art is widely applicable, demand is also bigger, and its high-quality training method is to protect Demonstrate,proving it has the premise of wide market application, but traditional training method of the prior art generally causes growth fraction relatively slow Slowly, take root slow, survival rate is low, not manageability, and daily requirement is repeatedly sprayed water, and strengthens humidity and just can guarantee that normal growth, takes very much When laborious unmanageable.
Therefore, in order to solve above-mentioned technical problem, the invention provides one kind to be relatively specific for this garden of crape myrtle The cutting propagation root promoting method of woods plant, by using the root promoting method of the present invention, it can make it that the cuttage survival rate of crape myrtle is general All over improving, specific cottage method that this and the present invention select certainly, especially with very particular components salting liquid to spigot Soaked, of the invention urges root salting liquid mainly by KNO3、NH4NO3、NaNO3、CaCO3, heteroauxin, abscisic acid composition, lead to Cross substantial amounts of practice to find mainly significantly improve the growth rate of root using this several material, rootage duration is relatively using common Auxin substance shortens 20 days or so, improves cutting propagation rate.Cost is cheap, easy to use, can be carried out for crape myrtle good Good application.
Preferably, urging the composition of root solution includes：By percentage to the quality, KNO320-40%, NH4NO310-20%, NaNO33-5%, CaCO31-3%, heteroauxin 1-3%, abscisic acid 1-3%, remaining is water.
It is highly preferred that by percentage to the quality, KNO325-35%, NH4NO312-18%, NaNO34%th, CaCO3 2%, heteroauxin 2%, abscisic acid 2%, remaining is water.
Such as can also be, KNO326%th, 27%, 28%, 29%, 30%, 31%, 32% etc., NH4NO311%th, 12%th, 13%, 14%, 15% etc., NaNO33.5%th, 4.5%, 4.8% etc., CaCO31.5%th, 2.5%, 2.8% etc..
This is urged in root solution, KNO3Presence can remarkably promote plant tissue, promote the overall growth of plant, other three The presence of kind salt can then effectively play accumulation of the various nutrient elements in plant, so that plant is in growth course Meet the needs of various elements, and be configured to the absorption that salting liquid is more favorable for plant by way of immersion, institute Urged with needing first to be immersed in the spigot of branch in the solution of the present invention in root solution, to cause the cuttage end of salting liquid and branch Fully contact to have the function that to urge root.
Here the time soaked can be more than 1h, more preferably be 2-3h certainly, at the same impregnate branch height 3cm with On, it can so have the function that enhancing effect.
Preferably, the branch height of dipping is between 4-5cm.
In addition, it is necessary to it is to be noted that the present invention several materials urged in root solution between proportioning, although plant give birth to N, P, K nutrient can be supplemented by way of fertilising in growth process, but so nutrient can only meet plant The primary demand of growth, it can not have the function that to urge root growth promoting, although this several material of the invention compare in the prior art It is common, but it is of the invention by having put into practice out specific proportioning, and specific operating method is equipped with, so as to compared to prior art Middle traditional plant cultivation method, hence it is evident that improve survival rate, although and it is existing also can urge root agent in the presence of some on the market, But general comparison of ingredients is single, function is also relatively single, and the present invention is this compound to urge root solution to reach good The good effect for urging root growth promoting.
In addition, the method that the present invention additionally uses ultrasonic-microwave processing, the present invention is special to urge root solution to coordinate the ultrasound Processing method can remarkably promote the growth of crape myrtle, and the time of supersound process is preferably 3-5 times, and more excellent is 4 times.
In addition, culture medium of the invention preferably with for MS+ (1.5-2.2) mg/L ZT+ (0.5-0.7) mg/L NAA, sucrose concentration 28-32g/L, agar concentration 5-5.5g/L is also included in culture medium, this is than more preferably combining.
The concentration being related in above-mentioned culture medium each mean it is last after being configured to culture medium, with all components in culture medium On the basis of cumulative volume, each component shared quality in the medium.
Finally, in incubation, envionmental humidity is preferably controlled in more than 20%, and more preferably relative humidity control exists Between 30-40%, cultivation temperature is controlled at 23-27 DEG C, and daily light application time 13-15h, incubation time is more than 25d, passes through conjunction The preferred condition of culture of reason, it can make it that crape myrtle growth is more quick, make its more high-quality growth.
In the whole cutting propagation root promoting method of the present invention, focused protection scheme is to use unique cottage method to train The crape myrtle of Rapid Rooting is raised, and where forming the emphasis of technical solution of the present invention, therefore each parameter being related to is Each operating parameter include culture time, temperature, especially urge root solution various salt components match be preferably controlled in it is suitable In suitable scope.
Compared with prior art, beneficial effects of the present invention are：
(1) it is an object of the invention to provide a kind of cutting propagation root promoting method of crape myrtle, method is simple, manageability, into Motility rate is high, and growth is fast, urges root growth by using specifically urging root solution to realize, quickly survives so as to realize, also have Beneficial to the market expansion of crape myrtle, the cottage method is suitable to wide popularization and application, highly used for reference；
(2) although this several material of the present invention are relatively common in the prior art, the present invention is by having put into practice out spy Fixed proportioning, and specific operating method is equipped with, so as to compared to plant cultivation method traditional in the prior art, hence it is evident that improve Survival rate, although and it is existing on the market also can urge root agent in the presence of some, general comparison of ingredients is single, function also phase To relatively simple, the present invention is this compound to urge root solution to reach the good effect for urging root growth promoting.
Embodiment
Embodiment of the present invention is described in detail below in conjunction with embodiment, but those skilled in the art will Understand, the following example is merely to illustrate the present invention, and is not construed as limiting the scope of the present invention.It is unreceipted specific in embodiment Condition person, the condition suggested according to normal condition or manufacturer are carried out.Agents useful for same or the unreceipted production firm person of instrument, it is The conventional products that can be obtained by commercially available purchase.
Embodiment 1
The concrete operation step of the cutting propagation root promoting method of crape myrtle is as follows：
1) growth selection is healthy and strong, the crape myrtle with blade of no disease and pests harm, and branch is cut into 15cm length, and by cuttage End is cut into the shape of a hoof by knife, standby；
2) prepare and urge root solution：By KNO3、NH4NO3、NaNO3、CaCO3, heteroauxin, abscisic acid be well mixed with water and match somebody with somebody Salting liquid is made, and the cuttage end of fresh branch is immersed in more than 1h in the salting liquid, 800-1000w surpasses in immersion process Sonication 2 times, each ultrasonic 10s, the interval 7s being ultrasonically treated twice；
3) branch is taken out after soaking, by branch in fine day in the morning 9:00-11:00 insertion culture medium (MS+1.5mg/L ZT + 0.7mg/L NAA) in cultivate, after having inserted, spray it is permeable, and using carbendazim solution sprinkling, Surface mulch film, until taking root Afterwards, film is opened, the branch taken root, germinateed finally is carried out in good time transplanting.
Embodiment 2
The concrete operation step of the cutting propagation root promoting method of pine tree is as follows：
1) growth selection stalwartness, the no disease and pests harm pine tree branch with blade, branch is cut into 13cm length, and will Cuttage end is cut into the shape of a hoof by knife, standby；
2) prepare and urge root solution：By KNO340wt%, NH4NO310wt%, NaNO35wt%, CaCO31wt%, heteroauxin 1wt%, abscisic acid 1wt% are well mixed with water is configured to salting liquid, and it is molten that the cuttage end of fresh branch is immersed in into the salt 2h in liquid, more than the branch height 3cm of dipping, 800-1000w is ultrasonically treated 3 times in immersion process, each ultrasonic 15s, twice The interval 5s of supersound process；
3) branch is taken out after soaking, by branch in fine day in the morning 9:00-11:00 insertion culture medium (MS+2.2mg/L ZT + 0.5mg/L NAA) in cultivate, after having inserted, spray it is permeable, and using carbendazim solution sprinkling, Surface mulch film, relative humidity Control is more than 40%, and cultivation temperature is controlled at 23 DEG C, daily illumination 13h, after taking root, culture 25d or so, opens thin Film, the branch taken root, germinateed finally is carried out in good time transplanting.
Embodiment 3
The concrete operation step of the cutting propagation root promoting method of cypress is as follows：
1) growth selection stalwartness, the no disease and pests harm cypress branch with blade, branch is cut into 13cm length, and will Cuttage end is cut into the shape of a hoof by knife, standby；
2) prepare and urge root solution：By KNO320wt%, NH4NO320wt%, NaNO33wt%, CaCO33wt%, heteroauxin 3wt%, abscisic acid 1wt% are well mixed with water is configured to salting liquid, and it is molten that the cuttage end of fresh branch is immersed in into the salt 3h in liquid, the branch height 4cm of dipping, 900w is ultrasonically treated 4 times in immersion process, each ultrasonic 12s, is ultrasonically treated twice It is spaced 6s；
3) branch is taken out after soaking, by branch in fine day in the morning 9:00-11:00 insertion culture medium (MS+1.8mg/L ZT + 0.6mg/L NAA) in cultivate, after having inserted, spray it is permeable, and using carbendazim solution sprinkling, Surface mulch film, relative humidity Control is more than 20%, and cultivation temperature is controlled at 23 DEG C, daily illumination 13h, after taking root, culture 25d or so, opens thin Film, the branch taken root, germinateed finally is carried out in good time transplanting.
Embodiment 4
The concrete operation step of the cutting propagation root promoting method of willow is as follows：
1) growth selection stalwartness, the no disease and pests harm willow branch with blade, branch is cut into 13cm length, and will Cuttage end is cut into the shape of a hoof by knife, standby；
2) prepare and urge root solution：By KNO325wt%, NH4NO318wt%, NaNO34wt%, CaCO32wt%, heteroauxin 1wt%, abscisic acid 3wt% are well mixed with water is configured to salting liquid, and it is molten that the cuttage end of fresh branch is immersed in into the salt 2h in liquid, more than the branch height 3cm of dipping, 800-1000w is ultrasonically treated 4 times in immersion process, each ultrasonic 10s, twice The interval 7s of supersound process；
3) branch is taken out after soaking, by branch in fine day in the morning 9:00-11:00 insertion culture medium (MS+2.2mg/L ZT + 0.5mg/L NAA) in cultivate, after having inserted, spray it is permeable, and using carbendazim solution sprinkling, Surface mulch film, relative humidity Control is 30%, and cultivation temperature is controlled at 27 DEG C, daily illumination 15h, after taking root, culture 28d or so, opens film, most The branch taken root, germinateed is carried out in good time transplanting afterwards.
Embodiment 5
The concrete operation step of the cutting propagation root promoting method of willow is as follows：
1) growth selection stalwartness, the no disease and pests harm willow branch with blade, branch is cut into 13cm length, and will Cuttage end is cut into the shape of a hoof by knife, standby；
2) prepare and urge root solution：By KNO335wt%, NH4NO312wt%, NaNO35wt%, CaCO31wt%, heteroauxin 2wt%, abscisic acid 2wt% are well mixed with water is configured to salting liquid, and it is molten that the cuttage end of fresh branch is immersed in into the salt 2h in liquid, the branch height 4cm of dipping, 950w is ultrasonically treated 4 times in immersion process, each ultrasonic 13s, is ultrasonically treated twice It is spaced 6s；
3) branch is taken out after soaking, by branch in fine day in the morning 9:00-11:00 insertion culture medium (MS+2.0mg/L ZT + 0.7mg/L NAA) in cultivate, after having inserted, spray it is permeable, and using carbendazim solution sprinkling, Surface mulch film, relative humidity Control is more than 40%, and cultivation temperature is controlled at 23 DEG C, daily illumination 13h, after taking root, culture 25d or so, opens thin Film, the branch taken root, germinateed finally is carried out in good time transplanting.
Embodiment 6
The concrete operation step of the cutting propagation root promoting method of willow is as follows：
1) growth selection stalwartness, the no disease and pests harm willow branch with blade, branch is cut into 13cm length, and will Cuttage end is cut into the shape of a hoof by knife, standby；
2) prepare and urge root solution：By KNO330wt%, NH4NO316wt%, NaNO33.5wt%, CaCO31.5wt%, indoles Acetic acid 1.5wt%, abscisic acid 2wt% are well mixed with water is configured to salting liquid, and the cuttage end of fresh branch is immersed in 2h in the salting liquid, more than the branch height 3cm of dipping, 950w is ultrasonically treated 4 times in immersion process, each ultrasonic 13s, twice The interval 6s of supersound process；
3) branch is taken out after soaking, by branch in fine day in the morning 9:00-11:00 insertion culture medium (MS+2.2mg/L ZT + 0.5mg/L NAA) in cultivate, after having inserted, spray it is permeable, and using carbendazim solution sprinkling, Surface mulch film, relative humidity Control is more than 40%, and cultivation temperature is controlled at 26 DEG C, daily illumination 14h, after taking root, culture 30d or so, opens thin Film, the branch taken root, germinateed finally is carried out in good time transplanting.
Embodiment 7
The concrete operation step of the cutting propagation root promoting method of willow is as follows：
1) growth selection stalwartness, the no disease and pests harm willow branch with blade, branch is cut into 13cm length, and will Cuttage end is cut into the shape of a hoof by knife, standby；
2) prepare and urge root solution：By KNO328wt%, NH4NO314wt%, NaNO33.8wt%, CaCO32.5wt%, indoles Acetic acid 1.5wt%, abscisic acid 1.5wt% are well mixed with water is configured to salting liquid, and the cuttage end of fresh branch is soaked The 3h in the salting liquid, the branch height 5cm of dipping, 950w is ultrasonically treated 4 times in immersion process, each ultrasonic 13s, is surpassed twice The interval 6s of sonication；
3) branch is taken out after soaking, by branch in fine day in the morning 9:00-11:00 insertion culture medium (MS+2.2mg/L ZT + 0.5mg/L NAA) in cultivate, after having inserted, spray it is permeable, and using carbendazim solution sprinkling, Surface mulch film, relative humidity Control is 35%, and cultivation temperature is controlled at 24 DEG C, daily illumination 14h, after taking root, culture 27d or so, opens film, most The branch taken root, germinateed is carried out in good time transplanting afterwards.
Comparative example 1
Embodiment is consistent with embodiment 7, and simply cuttage, does not prepare and urge root solution to be soaked.
Comparative example 2
Embodiment is consistent with embodiment 7, and simply urging the composition of root solution includes：KNO328wt%, NH4NO314wt%, NaNO33.8wt%, water.
Comparative example 3
Embodiment is consistent with embodiment 7, and simply urging the composition of root solution includes：KNO328wt%, NH4NO314wt%, CaCO32.5wt%, water.
Comparative example 4
Embodiment is consistent with embodiment 7, and simply urging the composition of root solution includes：KNO328wt%, NaNO33.8wt%, CaCO32.5wt%, heteroauxin 0.2wt%, abscisic acid 0.2wt%, water.
Comparative example 5
Embodiment is consistent with embodiment 7, and simply urging the composition of root solution includes：NH4NO314wt%, NaNO33.8wt%, CaCO32.5wt%, heteroauxin 5wt%, water.
Comparative example 6
Embodiment is consistent with embodiment 7, simply soaks 10min in root solution is urged.
Comparative example 7
Embodiment is consistent with embodiment 7, and simply the spigot of branch is without cutting.
Experimental example 1
Urge root effect to be tested 1-7 of embodiment of the present invention cottage method and comparative example 1-7 cottage method, have Body result of the test is as shown in table 1 below：
Influence of the 1 different cottage methods of table to plant root system development ability (in terms of single branch)
As can be seen from the above Table 1, by the cutting propagation root promoting method using the embodiment of the present invention, weight of root system (root Be biomass), root system branch number, maximum embedded depth be all remarkably higher than comparative example (p<0.01, versus comparative example), illustrate this The cuttage root promoting method of inventive embodiments is highly effective, suitable for recommending application extensively.
Although illustrate and describing the present invention with specific embodiment, but will be appreciated that without departing substantially from the present invention's Many other change and modification can be made in the case of spirit and scope.It is, therefore, intended that in the following claims Including belonging to all such changes and modifications in the scope of the invention.

Claims (10)

1. the cutting propagation root promoting method of a kind of crape myrtle, it is characterised in that mainly comprise the following steps：
The branch of crape myrtle is intercepted to 13-15cm length, the spigot of branch is cut into be immersed in after the shape of a hoof and urges 1h in root solution More than, and carry out after being ultrasonically treated repeatedly, insert in culture medium and carry out culture of rootage, apply water；
Wherein, the method for supersound process includes：Ultrasonic power is controlled between 800-1000w, each ultrasonic 10-15s, and adjacent two The interval 5-7s of secondary supersound process, it is described to urge root solution mainly by KNO3、NH4NO3、NaNO3、CaCO3, heteroauxin, abscisic acid Composition.
2. the cutting propagation root promoting method of crape myrtle according to claim 1, it is characterised in that the number of supersound process is 3- 5 times, more excellent is 4 times.
3. the cutting propagation root promoting method of crape myrtle according to claim 1, it is characterised in that urge the composition bag of root solution Include：By percentage to the quality, KNO320-40%, NH4NO310-20%, NaNO33-5%, CaCO31-3%, heteroauxin 1- 3%, abscisic acid 1-3%, remaining is water.
4. the cutting propagation root promoting method of crape myrtle according to claim 1, it is characterised in that urge the composition bag of root solution Include：By percentage to the quality, KNO325-35%, NH4NO312-18%, NaNO34%th, CaCO32%, heteroauxin 2%, Abscisic acid 2%, remaining is water.
5. according to the cutting propagation root promoting method described in claim any one of 1-4, it is characterised in that after spigot is cut into the shape of a hoof It is immersed in and urges 2-3h in root solution, the branch height of dipping is in more than 3cm.
6. according to the cutting propagation root promoting method described in claim any one of 1-4, it is characterised in that the branch height of dipping exists Between 4-5cm.
7. according to the cutting propagation root promoting method described in claim any one of 1-4, it is characterised in that the culture medium is MS+ (1.5-2.2)mg/L ZT+(0.5-0.7)mg/L NAA。
8. cutting propagation root promoting method according to claim 7, it is characterised in that also dense comprising sucrose in the culture medium Spend 28-32g/L, agar concentration 5-5.5g/L.
9. according to the cutting propagation root promoting method described in claim any one of 1-4, it is characterised in that the environment of culture is relatively wet Degree control is more than 20%；More preferably, relative humidity control is between 30-40%.
10. according to the cutting propagation root promoting method described in claim any one of 1-4, it is characterised in that cultivation temperature control exists 23-27 DEG C, daily light application time 13-15h, incubation time is more than 25d.
CN201710794854.5A 2017-09-06 2017-09-06 A kind of cutting propagation root promoting method of crape myrtle Pending CN107455225A (en)

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Application publication date: 20171212