CN106106004A - A kind of rapid cuttage propagation method of Lagerstroemia indica L. individual plant kind matter - Google Patents
A kind of rapid cuttage propagation method of Lagerstroemia indica L. individual plant kind matter Download PDFInfo
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- CN106106004A CN106106004A CN201610698160.7A CN201610698160A CN106106004A CN 106106004 A CN106106004 A CN 106106004A CN 201610698160 A CN201610698160 A CN 201610698160A CN 106106004 A CN106106004 A CN 106106004A
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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
- A01G17/005—Cultivation methods
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Abstract
nullThe invention discloses the rapid cuttage propagation method of a kind of Lagerstroemia indica L. individual plant kind matter，Nature tree-shaped is filtered out in investigation、Flowering habit、On the basis of the Lagerstroemia indica L. individual plant that the character such as pattern and flower footpath size are excellent，Superior line rhizome position carries out carve wound promote to sprout or its topsoil side root is completely cured to promote to sprout to be formed the root turion coppice shoot of stage of development childrenization relatively，And utilize this coppice shoot to carry out fringe processed and cottage propagation，Recycle this cutting seedling construction cutting orchard，Carry out cutting orchard construction and management routinely，But fringe bar all gathers and processes the coppice shoot promoting to sprout cultivation in mother plant for cutting trunk base portion，Strictly regulate the specification quality of cutting fringe，Simplify the configuration of cutting seedling bed substrate，Optimize root-inducing promoter configuration and using method，Break through the restriction in cuttage season，Realize long-term scale rapid cuttage nursery，Improve cuttage survival rate and seedling quality，Reduce cutting propagation cost.
Description
Technical field
The invention belongs to technical field of plant cultivation, specifically, the rapid cuttage relating to a kind of Lagerstroemia indica L. individual plant kind matter is numerous
Culturing method.
Background technology
Lagerstroemia indica L. (Lagerstroemia indica L.) is Lythraceae (Lythraceae) Lagerstroemia
(Lagerstroemia) plant, belongs to machaka, dungarunga or arbor, its tree-like grace, bark smooth pieces, and branch is turned round
Song, flower is dense, and pattern is gorgeous, and the florescence is permanent, is the HUAMU of time autumn in summer great ornamental value.Examine according to International Plant title
Rope table record, current whole world plant of Lagerstroemia has nearly 80 kinds, and arranged in detail kind, mutation, subvariety, source state and initially literary composition
Offering (Zhang Jie, 2007), be distributed mainly on east Asia, the southeast, the tropical and subtropical region in south and Oceania, China has
Plant of Lagerstroemia 18 kinds, NATURAL DISTRIBUTION in the Yangtze river basin, south China, southwest, also have cultivation in North China, mainly have Lagerstroemia indica L., south
Lagerstroemia indica L. and light Lagerstroemia indica L. (Hunan), Fujian Lagerstroemia indica L. (Fujian, Zhejiang, Hubei), Yunnan Lagerstroemia indica L., west double Lagerstroemia indica L. (Xishuangbanna), Guangdong
Lagerstroemia indica L., little Hua Lagerstroemia indica L. (Taiwan), Guilin Lagerstroemia indica L. etc., from 3 kinds of [Flos Caryophylli Lagerstroemia indica L. (Lagerstroemia of south east asia introducing and planting
Speciosa (L.) Pers.), Nan Yang Lagerstroemia indica L. (Lagerstroemia siamica Gagnep.), rib calyx Lagerstroemia indica L.
(Lagerstroemia turbinata Koehne)], totally 21 kinds, be distributed mainly on southwest to Taiwan Province area (king offers,
2004).Wherein: Lagerstroemia indica L., south Lagerstroemia indica L. (Lagerstroemia subcostata Koehne) and Fujian Lagerstroemia indica L.
(Lagerstroemia limii Merr.) distribution is the most extensive, and tolerance to cold is the strongest.Compared with other Woody flower seeds, it
Advantage be the summer that sweltering heat is spent less bloom, the florescence is long, rich color, and branch is smooth, to multiple toxic gas (such as dioxy
Change sulfur, fluohydric acid gas, chlorine etc.) all there is stronger resistance, and a certain amount of toxic gas can be absorbed, the flue dust in absorption air, be
A kind of well anti-soil seeds, are one of city, industrial and mineral the most preferable seeds of greening, all have in most of urban afforestation of China
Extensively application, and application mode is the abundantest, both can be used to do shade tree, it is also possible at garden planting, it is possible to make potted plant and
Gardening makes scape etc., has important Development volue and broad prospect of application.
Due to Lagerstroemia cross pollinated species, ability of broadcasting in vain by force, easily hybridizes variation, and its natural tree-shaped, natural height are (tall
Die model, dungarunga type and shrub type), flowering habit, pattern (pure white, pink colour, pink, attack rare red, rose violet) and flower footpath size
There is significantly variation Deng all, define numerous strains and type, carry out the selection of fine individual plant；Utilize the excellence preferably gone out
(rod and pattern etc.) germplasm materials, carries out cutting orchard construction and the research of cuttage pierre technology, uses multiple test to set
Meter, the key such as the innovation substrate of cutting propagation, fringe bar source and fringe processed, cuttage season, root-inducing promoter process, humiture control
Technology, establishing techniques is ripe, workable, the long-term scale cuttage and quick-propagation technical system of low cost, to solve Lagerstroemia indica L. gardens
Greening and gardening make the bottleneck problem of scape kind and high effect culture, significantly promote the using value of Lagerstroemia indica L., to Lagerstroemia indica L. kind matter
Resource child care has important theory significance and actual application value with developing.
But, in recent years, one is that Lagerstroemia indica L. wildwood resource is excavated because of transition and utilizes and day by day rare, and Natural Population is drastically
Atrophy, is badly in need of carrying out natural population situation, elite germplasm Collection and conservation and excavating exploitation research, to realize germ plasm resource
Effectively heredity child care and excellent germplasm develops；Two is that the Lagerstroemia indica L. kind matter of artificial growth mixes, and uses seed to grow directly from seeds numerous more
Growing, the main fancy points difference such as tree-shaped, pattern and Hua Jing is big, and landscape effect is undesirable；Three is the Lagerstroemia indica L. kind of artificial growth
The most sensitive to pest and disease damage, easy population outbreak, Lagerstroemia indica L. brown spot, dark mildew, powdery mildew, aphid, coccid, aleyrodid occur tight
Weight；Four is that cultivation technique does not matches, cultivate excellent ornamental character Lagerstroemia indica L. need include select elite germplasm (strain, individual plant),
Asexual propagation, selection of land, prune, apply fertilizer, water management, a series of set technical measures such as gardening moulding.
Cottage propagation is the main method of Lagerstroemia indica L. elite germplasm (strain and fine individual plant material) breeding application at present, its phase
Close experimental study and also have a more report, but the most not system and not matching, the fine individual plant material that ornamental value is high is difficult to quickly
Large-scaled propugation apply, be mainly reflected in: fringe bar source lack of standardization, easily cause seedling growth bad or degenerate, cutting medium configure
Require strict and complicated (if desired at one layer of upper berth, the seedbed peat composed of rotten mosses or perlite or Vermiculitum or river sand or yellow soil or saw
Crumb or rice chaff etc. therein 1～2 kind or several assemble accordingly), or the degree of lignification of cutting is had specific requirement,
Be subject to seasonal restrictions, or survival rate be unstable, or slotting machine can not use continuously or every batch be both needed to change substrate, it is impossible to realize rule throughout the year
Mould cottage propagation, growth rate is slow, seedling cost is high in breeding.
Summary of the invention
In view of this, the present invention is directed to above-mentioned problem, it is provided that the rapid cuttage breeding side of a kind of Lagerstroemia indica L. individual plant kind matter
Method, the method can be with quickly breeding Lagerstroemia indica L. fine individual plant kind matter cutting seedling and significantly improve cuttage survival rate and seedling quality and fall
Low cultivating seedlings cost.
In order to solve above-mentioned technical problem, the invention discloses the rapid cuttage propagation method of a kind of Lagerstroemia indica L. individual plant kind matter,
Comprise the following steps:
1) fringe bar is cultivated: on the basis of complete survey and fixed point observation, filtering out nature tree-shaped is arbor or little Qiao
Die model, florescence length, pattern are gorgeous and flower footpath is more than the Lagerstroemia indica L. individual plant that 15cm character is excellent and ornamental value is high, to selected individual plant week
After limit printing opacity is fostered, its rhizome position carries out hindering rush quarter and sprouts or rush of being completely cured its topsoil side root is sprouted, to form growth
The root turion coppice shoot of stage childrenization relatively, and utilize this coppice shoot fringe cottage propagation, recycle this cutting seedling as cutting orchard
Construction material, carries out cutting orchard operation and management routinely, builds up Lagerstroemia indica L. and be selected in single-strain clone cutting orchard, for cottage propagation
Franchise cutting orchard, cuttage fringe bar is all gathered and processed at mother plant for cutting trunk base portion the highest 0～10cm stump and is promoted to sprout cultivation
Coppice shoot, wherein occur that alabastrum or the branch bloomed should be wiped out in time, should not be used in fringe processed；
2) fringe bar is gathered and processed and is processed；
3) preparation in cuttage seedbed: simplify the configuration of cutting seedling bed substrate and sterilize through careful rotary tillage, various sterilization agent and execute
Base manure, it is achieved cuttage seedbed repeatedly uses；Select ground, cuttage garden routinely, build cuttage sunshade, sunshade obscurity
Be 70%, cutting seedling bedside 100cm, furrow width 40cm, both sides, seedbed hollow concrete block brick work, above it at interval of 60～
Dig 1 small holes at 80cm, be used for building thin film Small plastic shed, after cuttage seedling plays transplantation of seedlings, by using small-sized rotary tilling every time
Machine carries out comprehensive careful and combining rotary tillage soil-working seedbed being spread fertilizer over the fields pesticide wholely, and applies the peat composed of rotten mosses 2～2.5kg/m simultaneously2, calcium
Magnesium phosphorus 50g/m2；When viscous weight occurs in soil, according to 10～15kg/m2Apply thin river sand, owing to using small-size rotary tiller the purest
Soil, the rotary tillage degree of depth reaches 20cm, apply various sterilization agent make nursery soil sterilizing more comprehensively thoroughly, medium of seedling bed broken loose
And uniformly；
4) cutting time and cottage method and the cutting propagation cycle: rise annual October to the hard branch skewer of mid or late April employing
Insert method, cutting density is seeding row spacing 8 × 10cm, i.e. irrigates clear water after inserting, and cuttage survival rate reaches more than 90%, wherein: October
Go out April to the seedling of cuttage in January in next year that garden is transplanted, the seedling of cuttage in 2 to April goes out garden 5 to June and transplants；Annual May is extremely
Using epicormic branch cuttage method by the end of September, cutting density is seeding row spacing 5 × 8cm, i.e. irrigates clear water, cuttage one in every 35～40 days after inserting
Batch, cuttage survival rate reaches more than 95%, nursery stock sprouting growth the most to 5～15cm, will seedling be transplanted to transplant garden carry out
Follow-up cultivation；
5) cutting propagation facility is built: cuttage and epicormic branch cuttage are required to build high 2～3m, obscurity is 70%
Sunshade, builds the new thin film Small plastic shed of high 60～80cm above seedbed, and with soil by the thin film of Small plastic shed surrounding and seedbed
Edge compacting and contiguity, prevent from again drenching with rain in order to moisturizing seedbed, avoid the outer miscellaneous bacteria of canopy and infect and winter-spring season insulation and implementing summer
Spraying cooling on film, makes temperature of shed control below 32 DEG C by micro-spray；
6) managed by cutting propagation, cultivate Lagerstroemia indica L. individual plant kind matter.
Further, step 2) in fringe bar gather and process and process particularly as follows:
2.1) twig cutting: use and give birth to semi-lignified band health, the healthy and strong branch of Fresh leaves, the diameter of branch then
More than 0.25cm, the branch of collection transports back in time, accomplishes with cutting with inserting as far as possible, and clipper should be the sharpest and disinfect in alcohol,
Guarantee that during beta pruning, tangent plane smooths, and is cut into the cutting being about 4-6cm, stay 2 leaves, or leaf is cut half or 1/3；Cutting upper end exists
Straight snips at 1.0cm above bud, cuttage end is cut into horse ear shape otch below bud at 0.5cm, cutting top retains one or more and sprouts
Sprout；
2.2) hard stem cutting fringe: use in the middle part of the most perennial healthy and strong branch of life in 1 year or middle and upper part growth promoter enriches part, its
In, more than diameter 0.45cm of branch, it is cut into the cutting being about 12-15cm；Moisturizing is noted after cutting；If can not with adopt with
Inserting, the branch adopted back is wanted to spread out at shady and cool, and sprays a small amount of clear water, covers thin film and prevents moisture from evaporating；
2.3) fringe bar processes: after the fringe bar made crosses clear water, and every 20-30 root rubber band is bundled into a bundle, and base portion aligns,
Moisturizing at Yin Liang；Cutting the cutting carbendazim of system or Cercobinm solution soaking 5 minutes, concentration is converted by 300 times of liquid
Water is prepared, and cutting is concentrated and be put in cool canopy moisturizing or heel in the clean river sand through sterilization, employing before cuttage after pulling out
The NAA of 500ppm soaks then cuttage in 10 minutes.
Further, step 3) in ground, cuttage garden be specially the most leeward on the sunny side, irrigation and drainage convenience, pH4.6-5.9, loosing soil
Fertile.
Further, step 3) in pesticide particularly as follows: first frost hymexazol 1g/m that weight/mass percentage composition is 99%2、
Weight/mass percentage composition is carbendazol wettable powder or the thiophanate methyl 4～5g/m of 50%2, weight/mass percentage composition be 50%
Thiram wettable powder 4～5g/m2。
Further, step 6) in managed by cutting propagation, cultivate Lagerstroemia indica L. individual plant kind matter particularly as follows:
6.1) water management: water management take take root survive before need not open thin film and water, by observing in shed
Water-air regime, when on shed thin film, the globule is on the low side can by furrow irrigation make water penetrate into seedbed；When 60% cutting starts the long tip
Throw off thin film, water depending on the spraying of seedbed situation, keep seedbed to moisten；
6.2) temperature treatment: take to build sunshade and thin film Small plastic shed, carries seedbed and rises the temperature of winter-spring season, in summer and autumn
The high temperature period then by being provided above auto spraying at seedbed Small plastic shed, and above thin film, form cascade and lower the temperature, make to insert
Temperature in Chuan controls below 32 DEG C；
6.3) after throwing off Small plastic shed thin film, 1 protective fungicide is sprayed every 7～8d；
6.4) spray foliage fertilizer: after throwing off Small plastic shed thin film, i.e. spray 1 plant immunization volume increase protein fertile, the most extremely
Before nursery stock transplanting, sprayed 1 Luo every 7～10 days and imitate king's foliage fertilizer.
Compared with prior art, the present invention can obtain and include techniques below effect:
1) for improving the effect of Lagerstroemia indica L. fine individual plant kind matter cottage propagation, fine individual plant clone nursery stock quality is improved, real
Now scale cuttage and quick-propagation application throughout the year, the present invention filters out the property such as nature tree-shaped, flowering habit, pattern and flower footpath size in investigation
On the basis of the Lagerstroemia indica L. individual plant that shape is excellent, preferential individual plant rhizome position is carried out hinders rush quarter and sprouts or its side, top layer root is completely cured
Promote to sprout to be formed the root turion coppice shoot of stage of development childrenization relatively, and utilize this coppice shoot fringe cottage propagation, recycle this cuttage
Seedling construction cutting orchard, carries out cutting orchard construction and management routinely, but fringe bar all gather and process in mother plant for cutting trunk base portion (0～
10cm) promote to sprout the coppice shoot (or primary lateral branches) of cultivation, strictly regulate the specification quality of cutting fringe, simplify cutting seedling bed substrate and join
Put, optimize root-inducing promoter configuration and using method, break through the restriction in cuttage season, it is achieved scale rapid cuttage nursery throughout the year,
Improve cuttage survival rate and seedling quality, reduce cutting propagation cost.
2) present invention is carved by fine individual plant rhizome position and hinders rush and sprout or rush of being completely cured its side, top layer root is sprouted, and cultivates
The root turion coppice shoot of stage of development childrenization relatively, and then fringe cottage propagation processed, the franchise cutting orchard of construction cottage propagation, strictly regulate
Cuttage fringe bar is originated, and ensures fringe bar quality, it is achieved the clone of individual plant kind matter.
3) present invention strictly regulated twig cutting, hard stem cutting fringe adopt fringe and fringe method processed and specification quality, optimize
Cuttage root-taking accelerator configuration concentration and processing method and fringe bar sterilizing method.
4) present invention breaks through the seasonal restriction of Lagerstroemia indica L. cuttage, improves cuttage survival rate and seedling quality, it is achieved throughout the year
Scale rapid cuttage nursery is applied.
5) present invention simplifies the configuration of cutting seedling bed substrate, and comprehensive careful whole by using small-size rotary tiller to carry out, with
Time combine rotary tillage soil-working seedbed used various sterilization agent sterilization and basal dressing, it is achieved without changing the situation of cutting seedling bed substrate
Under can repeatedly use throughout the year, improve garden ground utilization ratio, reduce cutting propagation cost.
6) present invention innovates cutting propagation water, fertilizer, temperature and sterilizing disease-preventing management method.
Certainly, the arbitrary product implementing the present invention it is not absolutely required to reach all the above technique effect simultaneously.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the present invention, this
Bright schematic description and description is used for explaining the present invention, is not intended that inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is Lagerstroemia indica L. individual plant kind matter cutting orchard of the present invention；Wherein, a represents annual cutting orchard, and b represents biennial stump
Promote the cutting orchard sprouted；
Fig. 2 is Lagerstroemia indica L. individual plant kind matter cutting propagation situation of the present invention；Wherein, slotting machine is entered after representing the little transplantation of seedlings of cuttage by a
Row machinery rotary tillage, b represents and gets out reusable slotting machine；
Fig. 3 is Lagerstroemia indica L. individual plant kind matter cuttage fringe of the present invention and fringe bar disposition；Wherein, the fringe processed before a represents cuttage
Situation, b represents the fringe bar root-growing agent disposition before cuttage；
Fig. 4 is that Lagerstroemia indica L. individual plant kind matter epicormic branch cuttage of the present invention builds thin film Small plastic shed situation；Wherein, a represents on film in summer
Spraying cooling, b represents cutting situation in canopy；
Fig. 5 is that invention Lagerstroemia indica L. individual plant kind matter scale epicormic branch cuttage survives and growing state；Wherein, a represents
The situation of taking root of 15 days after cuttage, b represent cuttage after 30 days take root and growing state；C represents the growth feelings of 40 days after cuttage
Condition.
Detailed description of the invention
Embodiments of the present invention are described in detail, thereby to the present invention how application technology hands below in conjunction with embodiment
Section solves technical problem and reaches the process that realizes of technology effect and can fully understand and implement according to this.
The present invention provides the rapid cuttage propagation method of a kind of Lagerstroemia indica L. individual plant kind matter, comprises the following steps:
1) fringe bar is cultivated: on the basis of complete survey and fixed point observation, filtering out nature tree-shaped is arbor or little Qiao
Die model, florescence length, pattern are gorgeous and flower footpath is more than Lagerstroemia indica L. individual plants that character is excellent and ornamental value is high such as 15cm, to selected individual plant
After periphery printing opacity is fostered, its rhizome position carries out hindering rush quarter and sprouts or rush of being completely cured its topsoil side root is sprouted, send out to be formed
Educate the root turion coppice shoot of stage childrenization relatively, and utilize this coppice shoot to carry out fringe processed and cottage propagation, recycle this cutting seedling conduct
The construction material of cutting orchard, carries out cutting orchard operation and management routinely, builds up Lagerstroemia indica L. and is selected in single-strain clone cutting orchard, is used for
The franchise cutting orchard of cottage propagation, cuttage fringe bar all gathers and processes stump at mother plant for cutting trunk base portion the highest 0～10cm
Promote to sprout the coppice shoot of cultivation, wherein occur that alabastrum or the branch bloomed should be wiped out in time, should not be used in fringe processed, as it is shown in figure 1, pass through
To stump at mother plant for cutting trunk base portion the highest 0～10cm, can promote to sprout and cultivate the cuttage fringe bar obtaining high yield and high quality；
2) fringe bar is gathered and processed and is processed: cutting source meet the first step require on the basis of, respectively cottage method carry out as
Under gather and process and process；
2.1) twig cutting: use and give birth to that semi-lignified band is healthy then, the healthy and strong branch of Fresh leaves (slightly reach 0.25cm with
On), the branch of collection is transported back in time, accomplishes that clipper should be the sharpest and disinfect in alcohol, it is ensured that beta pruning with cutting with inserting as far as possible
Time tangent plane smooth, be cut into the cutting being about 4-6cm, stay 2 leaves (or leaf is cut half or 1/3).Cutting upper end is above bud
Straight snips at 1.0cm, cuttage lower end is cut into horse ear shape otch, and cutting top retains 1-3 germinating bud；
2.2) hard stem cutting fringe: use in the middle part of the most perennial healthy and strong branch of life in 1 year or middle and upper part growth promoter enriches partly (thick
Reach more than 0.45cm), it is cut into the cutting being about 12-15cm.Attention moisturizing after cutting (it is put in plastic bag after a little water can be sprayed, in order to avoid
Otch dehydration).If can not be with adopting with inserting, the branch adopted back be wanted to spread out at shady and cool, and sprays a small amount of clear water, covers thin film and prevents
Moisture evaporates.
2.3) fringe bar processes: after the fringe bar made crosses clear water, and every 20-30 root rubber band is bundled into a bundle, and base portion aligns,
Moisturizing at Yin Liang；Cut the cutting carbendazim of system or Cercobinm solution soaking 5 minutes (by mass concentration 300 times
Liquid is watered preparation), after pulling out, cutting is concentrated and be put into moisturizing (or heeling in the clean river sand through sterilization) in cool canopy, before cuttage
The NAA using 500ppm soaks and gets final product cuttage in 10 minutes.
3) configuration of cutting seedling bed substrate is simplified and through careful rotary tillage, various sterilization agent sterilization and basal dressing, it is achieved cutting seedling
Bed can repeatedly use.Select routinely ground, cuttage garden (leeward on the sunny side, irrigation and drainage convenience, pH4.6-5.9, loosing soil fertilizer
Fertile), build cuttage sunshade (obscurity is 70%), cutting seedling bedside 100cm, furrow width 40cm, both sides, seedbed cement hollow
Brick brick work (above it at interval of digging 1 small holes at 60～80cm, be used for building thin film Small plastic shed), rises at cuttage seedling every time
After transplantation of seedlings, comprehensive careful whole by using small-size rotary tiller to carry out, and combine rotary tillage soil-working seedbed is spread fertilizer over the fields: percent mass
Content is first frost hymexazol 1g/m of 99%2, weight/mass percentage composition be 50% carbendazol wettable powder (or methyl Tobe
Tianjin) and weight/mass percentage composition 50% thiram wettable powder (soil disappears) each 4～5g/m2, and apply the peat composed of rotten mosses 2～2.5kg/ simultaneously
m2, calcium and magnesium phosphorus 50g/m2(as soil occurs that viscous weight then applies 10～15kg/m2Thin river sand), due to use small-size rotary tiller equal
Even pure soil, the rotary tillage degree of depth reaches about 20cm, apply various sterilization agent make nursery soil sterilizing more comprehensively thoroughly, medium of seedling bed
Crush and loosen and uniform.Fig. 2 is Lagerstroemia indica L. individual plant kind matter cuttage seedbed of the present invention preparation, wherein: figure a is cuttage seedling
After transplanting, slotting machine is carried out machinery rotary tillage, the figure the most reusable slotting machine of b, so operates, it is achieved cuttage seedbed can be many
Secondary reuse corresponding；Make seedbed sterilizing more thorough, improve cuttage survival rate.
4) cutting time and cottage method and the cutting propagation cycle: play (after Lagerstroemia indica L. starts fallen leaves) annual October to April
Using hardwood cuttage method the middle ten days and the last ten days, cutting density is seeding row spacing 8 × 10cm, i.e. irrigates clear water after inserting, and cuttage survival rate reaches
More than 90%, wherein: the seedling of cuttage in January in October to next year goes out April that garden is transplanted, the seedling of cuttage in 2 to April is 5 to June
Go out garden to transplant；Annual May, cutting density was seeding row spacing 5 × 8cm to using epicormic branch cuttage method by the end of September, i.e. irrigated clear after inserting
Water, cuttage in every 35～45 days is a collection of, and cuttage survival rate reaches more than 95%, nursery stock sprouting growth the most to 5～15cm, can be by
Seedling is transplanted to transplant garden and carries out follow-up cultivation；Lagerstroemia indica L. individual plant kind matter cuttage fringe and fringe bar disposition are as shown in Figure 3.
5) cutting propagation facility is built: cuttage and epicormic branch cuttage are required to build high 2～3m, obscurity is 70%
Sunshade, builds the new thin film Small plastic shed of high 60～80cm above seedbed, and with soil by the thin film of Small plastic shed surrounding and seedbed
Edge compacting and contiguity, prevent from again drenching with rain in order to moisturizing seedbed, avoid the outer miscellaneous bacteria of canopy and infect and winter-spring season insulation and implementing summer
Spraying cooling (making temperature of shed control below 32 degree by micro-spray) on film.Lagerstroemia indica L. individual plant kind matter epicormic branch cuttage of the present invention is built
Thin film Small plastic shed situation as shown in Figure 4, can be in the high temperature period of summer and autumn then by being provided above automatically spraying at seedbed Small plastic shed
Mist, and form cascade at thin film overhead surface and lower the temperature, make the temperature in slotting machine control below 32 degree；The most then can improve
Temperature of shed；Seedbed also can be kept moistening and prevent the outer miscellaneous bacteria of canopy from invading.
6) cutting propagation management: the previous step that continues to seedling goes out garden transplanting, mainly carries out following management:
6.1) water management (i.e. moisture management): irrigated clear water during because of cuttage cuttage, and seedbed is each provided at the little arch of thin film
In canopy, all round closure, humidity are high, are difficult to dehydration, water management take take root survive before need not open thin film and water, can pass through
Observe the water-air regime in shed, water can be made to penetrate into seedbed by furrow irrigation when the globule is on the low side on shed thin film.When about 60%
Cutting starts to throw off thin film during the long tip, waters depending on the spraying of seedbed situation, keeps seedbed to moisten.
6.2) temperature treatment: take to build sunshade and thin film Small plastic shed, can carry seedbed and rise the temperature of winter-spring season, in the autumn in summer
The high temperature period in season is then by being provided above auto spraying at seedbed Small plastic shed, and forms cascade above thin film and lower the temperature, and makes
Temperature in slotting machine controls below 32 degree.
6.3) after throwing off Small plastic shed thin film, spray 1 protective fungicide every 7～8d and (use carbendazim or methyl
Thiophanate or Bordeaux mixture are used alternatingly).
6.4) spray foliage fertilizer: after throwing off Small plastic shed thin film, i.e. spray 1 plant immunization volume increase protein fertile, the most extremely
Before nursery stock transplanting, sprayed 1 Luo every 7～10 days and imitate king's foliage fertilizer.
Lagerstroemia indica L. individual plant kind matter scale epicormic branch cuttage survives and growing state is as it is shown in figure 5, from 15 days, 30 days and 45 days
From the point of view of seedling growth situation, the actual of rapid cuttage propagation method of the Lagerstroemia indica L. individual plant kind matter of the present invention achieves noticeable achievement.
The following is the main experimental correction data of the rapid cuttage propagation method of Lagerstroemia indica L. individual plant kind matter of the present invention, refer to table 1
～table 3.
The cutting plantation (after inserting the 45th day) in table 1 epicormic branch cuttage difference cuttage fringe article source
The cuttage rooting Traits change (epicormic branch cuttage the 45th day) of table 2 dissimilar substrate cuttage
Remarks: the proportioning in above-mentioned matrix type is percent by volume.
Combine seedbed rotary tillage after the little transplantation of seedlings of table 3 cuttage and use the cuttage survival rate difference (epicormic branch cuttage of different antibacterial
45th day)
Described above illustrate and describes some preferred embodiments of invention, but as previously mentioned, it should be understood that invention is not
It is confined to form disclosed herein, is not to be taken as the eliminating to other embodiments, and can be used for other combinations various, amendment
And environment, and can be carried out by above-mentioned teaching or the technology of association area or knowledge in invention contemplated scope described herein
Change.And the change that those skilled in the art are carried out and change are without departing from the spirit and scope of invention, the most all should weigh appended by invention
In the protection domain that profit requires.
Claims (5)
1. the rapid cuttage propagation method of a Lagerstroemia indica L. individual plant kind matter, it is characterised in that comprise the following steps:
1) fringe bar is cultivated: on the basis of complete survey and fixed point observation, filter out nature tree-shaped be arbor or dungarunga type,
Florescence length, pattern are gorgeous and flower footpath is more than the Lagerstroemia indica L. individual plant that 15cm character is excellent and ornamental value is high, saturating to selected individual plant periphery
After light is fostered, its rhizome position carries out hindering rush quarter and sprouts or rush of being completely cured its topsoil side root is sprouted, to form the stage of development
The root turion coppice shoot of childrenization relatively, and utilize this coppice shoot fringe cottage propagation, recycle the construction as cutting orchard of this cutting seedling
Material, carries out cutting orchard operation and management routinely, builds up Lagerstroemia indica L. and is selected in single-strain clone cutting orchard, special for cottage propagation
Battalion's cutting orchard, cuttage fringe bar is all gathered and processed stump at mother plant for cutting trunk base portion the highest 0～10cm and is promoted to sprout sprouting of cultivation
Bar, wherein occurs that alabastrum or the branch bloomed should be wiped out in time, should not be used in fringe processed；
2) fringe bar is gathered and processed and is processed；
3) preparation in cuttage seedbed: simplify the configuration of cutting seedling bed substrate and through careful rotary tillage, various sterilization agent sterilization and basal dressing,
Realize cuttage seedbed to repeatedly use；Selecting ground, cuttage garden routinely, build cuttage sunshade, sunshade obscurity is
70%, cutting seedling bedside 100cm, furrow width 40cm, both sides, seedbed hollow concrete block brick work, above it at interval of 60～80cm
Place's chisel 1 small holes, is used for building thin film Small plastic shed, after cuttage seedling plays transplantation of seedlings, by using small-size rotary tiller to enter every time
Row is comprehensive careful and to be combined rotary tillage soil-working seedbed is spread fertilizer over the fields pesticide wholely, and applies the peat composed of rotten mosses 2～2.5kg/m simultaneously2, calcium and magnesium phosphorus
50g/m2；When viscous weight occurs in soil, according to 10～15kg/m2Apply thin river sand, owing to using small-size rotary tiller uniformly pure soil,
The rotary tillage degree of depth reaches 20cm, apply various sterilization agent make nursery soil sterilizing more comprehensively thoroughly, medium of seedling bed broken loose and
And uniformly；
4) cutting time and cottage method and the cutting propagation cycle: rise annual October to mid or late April employing cuttage side
Method, cutting density is seeding row spacing 8 × 10cm, i.e. irrigates clear water after inserting, and cuttage survival rate reaches more than 90%, wherein: October is to next
The seedling of year cuttage in January goes out April that garden is transplanted, the seedling of cuttage in 2 to April goes out garden 5 to June and transplants；Annual May is to JIUYUE
The end, uses epicormic branch cuttage method, and cutting density is seeding row spacing 5 × 8cm, i.e. irrigates clear water after inserting, and cuttage in every 35～40 days is a collection of,
Cuttage survival rate reaches more than 95%, nursery stock sprouting growth the most to 5～15cm, will seedling be transplanted to transplant garden carry out follow-up
Cultivate；
5) cutting propagation facility is built: cuttage and epicormic branch cuttage are required to build high 2～3m, obscurity is the sunshade of 70%
Canopy, builds the new thin film Small plastic shed of high 60～80cm above seedbed, and with soil by the thin film of Small plastic shed surrounding and edge, seedbed
Compacting and contiguity, prevent from again drenching with rain in order to moisturizing seedbed, avoid the outer miscellaneous bacteria of canopy and infect and winter-spring season insulation and implementing on film summer
Spraying cooling, makes temperature of shed control below 32 DEG C by micro-spray；
6) managed by cutting propagation, cultivate Lagerstroemia indica L. individual plant kind matter.
The rapid cuttage propagation method of Lagerstroemia indica L. individual plant kind matter the most according to claim 1, it is characterised in that described step 2)
In fringe bar gather and process and process particularly as follows:
2.1) twig cutting: use and give birth to semi-lignified band health, the healthy and strong branch of Fresh leaves, the diameter of branch then
More than 0.25cm, the branch of collection transports back in time, accomplishes with cutting with inserting as far as possible, and clipper should be the sharpest and disinfect in alcohol,
Guarantee that during beta pruning, tangent plane smooths, and is cut into the cutting being about 4-6cm, stay 2 leaves, or leaf is cut half or 1/3；Cutting upper end exists
Straight snips at 1.0cm above bud, cuttage end is cut into horse ear shape otch below bud at 0.5cm, cutting top retains one or more and sprouts
Sprout；
2.2) hard stem cutting fringe: use in the middle part of the most perennial healthy and strong branch of life in 1 year or middle and upper part growth promoter enriches part, wherein,
More than diameter 0.45cm of branch, it is cut into the cutting being about 12-15cm；Moisturizing is noted after cutting；If can not adopt with adopting with inserting
The branch returned is wanted to spread out at shady and cool, and sprays a small amount of clear water, covers thin film and prevents moisture from evaporating；
2.3) fringe bar processes: after the fringe bar made crosses clear water, and every 20-30 root rubber band is bundled into a bundle, and base portion aligns, in cool place
Place's moisturizing；Cutting the cutting carbendazim of system or Cercobinm solution soaking 5 minutes, concentration is watered by 300 times of liquid joins
System, concentrates cutting after pulling out and is put in cool canopy moisturizing or heels in the clean river sand through sterilization, employing 500ppm before cuttage
NAA soak then cuttage in 10 minutes.
The rapid cuttage propagation method of Lagerstroemia indica L. individual plant kind matter the most according to claim 1, it is characterised in that described step 3)
In ground, cuttage garden be specially the most leeward on the sunny side, irrigation and drainage convenience, pH4.6-5.9, loosing soil fertile.
The rapid cuttage propagation method of Lagerstroemia indica L. individual plant kind matter the most according to claim 1, it is characterised in that described step 3)
In pesticide particularly as follows: first frost hymexazol 1g/m that weight/mass percentage composition is 99%2, weight/mass percentage composition be 50% many bacterium
Spirit wettable powder or thiophanate methyl 4～5g/m2, weight/mass percentage composition be 50% thiram wettable powder 4～5g/m2。
The rapid cuttage propagation method of Lagerstroemia indica L. individual plant kind matter the most according to claim 1, it is characterised in that described step 6)
In managed by cutting propagation, cultivate Lagerstroemia indica L. individual plant kind matter particularly as follows:
6.1) water management: water management take take root survive before need not open thin film and water, by observing the water in shed
Vaporous condition, can make water penetrate into seedbed by furrow irrigation when the globule is on the low side on shed thin film；Throw off when 60% cutting starts the long tip
Thin film, waters depending on the spraying of seedbed situation, keeps seedbed to moisten；
6.2) temperature treatment: take to build sunshade and thin film Small plastic shed, carries seedbed and rises the temperature of winter-spring season, at the height of summer and autumn
The temperature period is then by being provided above auto spraying at seedbed Small plastic shed, and forms cascade above thin film and lower the temperature, in making slotting machine
Temperature control below 32 DEG C；
6.3) after throwing off Small plastic shed thin film, 1 protective fungicide is sprayed every 7～8d；
6.4) spray foliage fertilizer: after throwing off Small plastic shed thin film, i.e. spray 1 plant immunization volume increase protein fertile, afterwards to nursery stock
Before transplanting, sprayed 1 Luo every 7～10 days and imitate king's foliage fertilizer.
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| CN114303664A (en) * | 2022-01-10 | 2022-04-12 | 苏州农业职业技术学院 | Crape myrtle hardwood cutting propagation method |
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