CN106305150A - Method for grafting poplar tree on willow - Google Patents

Abstract

The invention belongs to the technical field of landscaping, and particularly relates to a method for grafting a poplar tree on willow. The method comprises the steps of tree stock and scion selection, grafting operation, after-grafting management and the like. An annual or biennial twig of the poplar tree is selected as a tree stock, and a twig with buds and the diameter of 0.8-1.5cm of golden silk weeping willow 1011 or weeping willow 842 is selected as a scion. According to the method for grafting the poplar tree on the willow disclosed by the invention, by selecting specific tree species and specific grafting patterns, the survival rate requirement can be met better, the survival rate of the grafting can reach as high as 90% or more, the success of distant grafting is realized better, and a new reference is provided for the cultivation of new varieties and the application of green landscaping.

Description

A kind of method of willow grafting willow

Technical field

The invention belongs to garden afforestation technology field, be specifically related to the patent Shen of engrafting method between a kind of willow and willow Please.

Background technology

Urban Gardens, grafting is a kind of more conventional cultivation technique, and the grafting of different plant species is for rich Rich garden landscape, raising are viewed and admired afforestation effect tool and are of great significance.For plant graft, between congener species by The similarity of required growth conditions in proximity in relationship, growth course, it is easy to accomplish the grafting between different plant species；And across Between species due to sibship farther out, add that required growth conditions difference is bigger, it is difficult to realize.

Willow and willow all belong to the seeds that Salicaceae is relatively conventional, due to the adaptability that it is stronger, and are easily managed, thus It it is seeds type relatively conventional in urban afforestation and forestry plantation.The one-tenth of the such as color leaf poplar of some new Poplar Varieties in recent years Merit is cultivated, and also provides new view for urban afforestation.

Although on sibship relatively far away from, but the research of more existing preliminary distant grafting shows for willow and willow, suitable When the improvement of graft technology, remain likely successful by carrying out grafting between willow and willow, but existing graft technology is then Yet suffer from the defect that graft survival rate is relatively low.And the engrafting method of the relatively high-survival rate between willow and willow, not only for thing Between kind, the research of distant grafting technology has highly important significance of scientific research, also has ten for the greening of abundant garden landscape Divide important application prospect.

Summary of the invention

It is an object of the present invention to provide engrafting method between a kind of willow and willow, consequently facilitating garden landscape greening should With.

Details are as follows for the technical solution used in the present invention.

A kind of method of willow grafting willow, comprises the steps:

(1) stock and scion are chosen, specifically,

Root-stock selection ring poplar (have another name called color anvil two) one to biennial branch sturdy, healthy, great-hearted as stock, stock Diameter should be at more than 3cm；

Scion selects golden silk willow 1011 or the band bud of Salix babylonica L. 842 and the full diameter of bud in about 0.8 ~ 1.5cm branch conduct Scion；

During grafting operation, ready access upon use is answered in stock and scion, to guarantee its preferable vigor；

(2) grafting operation, particularly as follows:

During grafting, for guaranteeing survival rate, should rationally determine grafting time according to local climate, temperature, rainfall conditions, with Henan As a example by Zhengzhou area, grafting operation should be carried out in the late July in the early March in spring or summer；

During grafting, use cleft grafting, cortex grafting or plate budding operation；

Described cleft grafting: laterally rived from middle by stock, splits a mouthful longitudinal length 2 ~ 3cm；Scion is whittled into timber wedge shape, and bevel is long 2 ~ 3cm, with suitable with stock incision length；Pry open rootstock opening-cleaving, scion is inserted and is left white 0.3 ~ 0.5cm, should note during cleft grafting Meaning makes scion align with the cambium layer of stock, with plastic film strip by solid for seam colligation after cleft grafting；

Described cortex grafting: first at the standardized longitudinal incision of stock cortex (incision length about 2 ~ 3cm), and pry open and unscrew cortex；Then Splay into the inclined-plane of 2 ~ 3cm at the scion back side, cut sth. askew position scion thickness about 0.3 ~ 0.5cm, in oblique section upper lateral partial application, To remove the cortex at crosscutting position；Insert to unscrew in rear cortex on stock by the inclined-plane removing the scion of cortex and (note during insertion The positive and negative of meaning scion), scion shows money or valuables one carries unintentionally about 0.3 ~ 0.5cm, finally solid with plastic foil bar colligation, and in plugging position with connect Plastic bag moisturizing is put, to guarantee the growth of plugging position tissue, healing on fringe；

Described plate budding: first length cuts a cutter on stock, and as deep as wooden, length is at about 3cm, then cuts above-mentioned length from bottom to top Splay a pocket knife in position, to remove partial thickness and xylem；Then machining scion, during cutting scion, in eye front About 1cm locates a cutter of splaying forward, then cuts forward to the first cutter at the 1.5cm of eye rear, bud sheet after processing with acquisition, cuts Notice when cutting that the bevel of bud sheet wants flat smooth；Bud sheet is inserted seam on stock, closes with plastic film strip and colligation knot Real；

(3) managing after grafting, particularly as follows:

Under preferable case, after grafting 3 ~ 5 days, the available 3ppm basic element of cell division is smeared at stock grafting position, to promote at grafting Histo-differentiation and growth；

After grafting 8 ~ 10 days, can manage by normal watering, fertilizing, temperature is with Environmental variations；

During grafting about 18 ~ 22 days, in scion, willow bud continues to sprout as standard, the most i.e. can be considered grafting survival.

The method of willow grafting willow provided by the present invention, is selected by specific seeds, specific grafting method, can be preferable Meeting survival rate requirement, graft survival rate may be up to more than 90%, preferably achieves the success of distant grafting, is also new product simultaneously Plant cultivation, garden landscape Greenland Application provides new reference and reference.

Detailed description of the invention

Below in conjunction with embodiment, the application is further explained explanation, before introducing specific embodiment, to following reality Execute part experimental conditions in example to be briefly described as follows.

Plantation place:

Willow, the plantation place of willow: the nursery stock of curved beam town, Xinmi City of Henan Province Henan Province Lv Caiyang nursery stock Science and Technology Ltd. Planting base, genus north temperate zone, this area continental climate, makes a clear distinction between the four seasons: spring is warm, is dried the non-irrigateiest；Summer is hot, rainy easily Flood；Autumn, weather was changeable, and drought and waterlogging interlock；Winter seals cold more, and winter drought is frequently.Average temperature of the whole year about 14.8 DEG C, the whole year is more than The accumulated temperature of 10 DEG C is 4500 DEG C, and frost-free period 223d, about annual rainfall 620mm.Soil belongs to cinnamon soil, alkalescence.

Varieties of plant:

Willow, golden silk willow 1011, Salix babylonica L. 842, it is Approved variety, can openly obtain, the two kind willow all belongs to asexual System, selects male annotinous branch to apply as scion during grafting；

Willow, ring poplar (has another name called color anvil two), using one to biennial ring poplar cutting seedling as stock；

During plantation, willow, willow grow the most naturally, by existing implantation methods Routine Management.

Embodiment

The method of the willow grafting willow that the present embodiment is provided, comprises the steps:

(1) stock and scion are chosen

Specifically: Root-stock selection ring poplar one to biennial branch sturdy, healthy, great-hearted is as stock, diameter of stock At more than 3cm；Scion selects golden silk willow 1011 or the band bud of Salix babylonica L. 842 and the full diameter of bud at about 0.8 ~ 1.5cm branch Bar is as scion；

During grafting operation, stock and scion ready access upon use, to guarantee its preferable growth vigor.

(2) grafting operation

For determining the most suitable grafting opportunity and engrafting method, as a example by Zhengzhou, henan area, inventor is respectively in the 3 of spring The late July in the first tenday period of a month moon and summer has carried out the grafting operation of different grafting method.

It should be noted that after summer grafting operation, owing to temperature is higher, for avoiding scion nutrition leak and grafting part It is dried, needs after grafting grafting part and scion are carried out bagging moisturizing operation.

Specific experiment situation is briefly discussed below.

During grafting, being respectively adopted the operation of cleft grafting, cortex grafting or plate budding, grafting part is all at the branch of more than 1.5m Carry out, specifically on dry:

Described cleft grafting: laterally rived from middle by stock, splits a mouthful longitudinal length 2 ~ 3cm；Scion is whittled into timber wedge shape, and bevel is long 2 ~ 3cm, with suitable with stock incision length；Pry open rootstock opening-cleaving, scion is inserted and is left white 0.3 ~ 0.5cm, should note during cleft grafting Meaning makes scion align with the cambium layer of stock, with plastic film strip by solid for seam colligation after cleft grafting；

Described cortex grafting: first at the standardized longitudinal incision of stock cortex (incision length about 2 ~ 3cm), and pry open and unscrew cortex；Then Splay into the inclined-plane of 2 ~ 3cm at the scion back side, cut sth. askew position scion thickness about 0.3 ~ 0.5cm, arrives on oblique section top crosscutting one, To remove the cortex at crosscutting position；Insert to unscrew in rear cortex on stock by the inclined-plane removing the scion of cortex and (note during insertion The positive and negative of meaning scion), scion shows money or valuables one carries unintentionally about 0.3 ~ 0.5cm, finally solid with plastic foil bar colligation, and in plugging position with connect Plastic bag moisturizing is put, to guarantee the growth of plugging position tissue, healing on fringe；

Described plate budding: first length cuts a cutter on stock, and as deep as wooden, length is at about 3cm, then cuts above-mentioned length from bottom to top Splay a pocket knife in position, to remove partial thickness and xylem；Then machining scion, during cutting scion, in eye front About 1cm locates a cutter of splaying forward, then cuts forward to the first cutter at the 1.5cm of eye rear, bud sheet after processing with acquisition, cuts Notice when cutting that the bevel of bud sheet wants flat smooth；Bud sheet is inserted seam on stock, closes with plastic film strip and colligation knot Real.

(3) managing after grafting, particularly as follows:

After grafting 10 days, normal watering, fertilizing manages, and temperature is with natural trend.

After grafting 20 days, graft survival rate and grafting part growth healing state carry out investigation statistics, and concrete outcome is such as Under:

Scion growth length then after new-tip length refers to grafting in table.

Data in above table are analyzed, it can be seen that with regard to grafting time, no matter use which kind of grafting side Method, the scion of which kind, summer grafting survival rate is the highest, and seam healing state is good；And with regard to engrafting method, The scion of whichever kind, the engrafting method survival rate of plate budding is all far above other engrafting methods.Thus in general, When using summer plate budding method to carry out grafting operation, graft survival rate can reach more than 90%, it is possible to preferably meets reality application Demand.

After grafting, the further statistical observation to grafting plant shows, after grafting, seedling growth is vigorous, the most just can grow to More than 2m, and grafting part do not shows the not affinity phenomenon in later stage, thus the side of willow grafting willow provided by the present invention Method, can preferably be applied in garden landscape greening practice.

Claims (2)

1. the method for a willow grafting willow, it is characterised in that the method comprises the steps:

(1) stock and scion are chosen, specifically,

Root-stock selection ring poplar one is to biennial branch as stock, and diameter of stock is at more than 3cm；

Scion selects golden silk willow 1011 or the band bud of Salix babylonica L. 842, diameter at 0.8 ~ 1.5cm branch as scion；

(2) grafting operation, particularly as follows:

During grafting, as a example by Zhengzhou, henan area, spring early March or late July in summer carry out grafting operation；

During grafting, use cleft grafting, cortex grafting or plate budding operation；

(3) managing after grafting, particularly as follows:

After grafting 8 ~ 10 days, normal watering, fertilizing manages；

After grafting about 18 ~ 22 days, in scion, willow bud continues to sprout as standard, the most i.e. can be considered grafting survival.

2. the method for willow grafting willow as claimed in claim 1, it is characterised in that stock and scion ready access upon use.