CN106305150B - A kind of Liu Yang cultivating method of new species - Google Patents

Abstract

The invention belongs to garden afforestation technology fields, and in particular to a kind of Liu Yang cultivating method of new species.This method includes the operating procedures such as stock and scion selection, grafting operation, managing after grafting.For Root-stock selection ring poplar one to biennial branch as stock, scion selects the band bud of golden silk willow 1011 or weeping willow 842, diameter in 0.8 ~ 1.5cm branch as scion.The method of willow grafting poplar provided by the present invention, it is selected by specific tree species, specific grafting method, survival rate requirement can preferably be met, graft survival rate may be up to 90% or more, preferably realize the success of distant grafting, at the same be also rearing new variety, garden landscape Greenland Application provides new reference and reference.

Description

A kind of Liu Yang cultivating method of new species

Technical field

The invention belongs to garden afforestation technology fields, and in particular to a kind of Liu Yang cultivating method of new species.

Background technique

Urban Gardens, grafting are a kind of more common cultivation techniques, without infraspecific grafting for rich Rich garden landscape, the ornamental afforestation effect of raising have a very important significance.For plant graft, between congener species by In in relationship proximity, in growth course required growth conditions similitude, it is easy to accomplish the grafting between different plant species；And across Between species farther out due to affiliation, in addition required growth conditions difference is larger, it is difficult to realize.

Willow and poplar belong to the relatively conventional tree species of Salicaceae, due to its stronger adaptability, and are easily managed, thus It is tree species type relatively conventional in urban afforestation and forestry plantation.For example color leaf poplar of new Poplar Varieties some in recent years at Function is cultivated, and new landscape is also provided for urban afforestation.

Although in affiliation relatively far away from, existing some preliminary distant graftings are studies have shown that suitable for willow and poplar When the improvement of graft technology, still it is possible to carry out grafting between willow and poplar successfully, but existing graft technology is then There are still the lower defects of graft survival rate.And the engrafting method of the relatively high-survival rate between willow and poplar, not only for object The research of inter-species distant grafting technology has highly important significance of scientific research, also has ten for abundant garden landscape greening Divide important application prospect.

Summary of the invention

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

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

A kind of method of willow grafting poplar, includes the following steps:

(1) stock and scion are chosen, specifically,

Root-stock selection ring poplar (also known as color anvil two) one to biennial sturdy, healthy, great-hearted branch as stock, Diameter of stock should be in 3cm or more；

Scion select golden silk willow 1011 or weeping willow 842 with bud and the full diameter of bud is in 0.8 ~ 1.5cm or so branch As scion；

When grafting operation, stock and scion answer it is on-demand, to ensure its preferable vigor；

(2) grafting operation, specifically:

When grafting, to ensure survival rate, grafting time should be rationally determined according to local climate, temperature, rainfall conditions, with For Zhengzhou, henan area, grafting operation should be carried out in the early March in spring or the late July of summer；

When grafting, operated using cleft grafting, cortex grafting or plate budding；

The cleft grafting: stock is laterally rived from middle, splits a mouthful 2 ~ 3cm of longitudinal length；Scion is whittled into timber wedge shape, is cut 2 ~ 3cm is grown in face, with suitable with stock incision length；Rootstock opening-cleaving is pried open, scion is inserted into and is left white 0.3 ~ 0.5cm, when cleft grafting With plastic film strip interface bound it should be noted that be aligned scion with the forming layer of stock, after cleft grafting solid；

The cortex grafting: it first at the standardized longitudinal incision of stock cortex (2 ~ 3cm of incision length or so), and pries open and unscrews cortex； Then the inclined-plane of 2 ~ 3cm is splayed at the scion back side, chamfers position scion thickness about 0.3 ~ 0.5cm, it is crosscutting on scarf top One knife, to remove the cortex at crosscutting position；The inclined-plane for removing the scion of cortex is inserted on stock and unscrews in rear cortex (insertion When pay attention to the front and back sides of scion), scion shows money or valuables one carries unintentionally 0.3 ~ 0.5cm or so, finally bound with plastic film it is solid, and in plugging position With polybag moisturizing is put in scion, with ensure plugging position tissue growth, healing；

The plate budding: first length cuts a knife on stock, and as deep as wooden, length is in 3cm or so, then from bottom to top to above-mentioned Long position of cutting is splayed a pocket knife, to remove partial thickness and xylem；Then machining scion, when cutting scion, in bud eye Front 1cm or so place splays forward a knife, then cuts forward at the 1.5cm of bud eye rear to the first knife, with bud after being handled Piece, when cutting, notice that the bevel of bud tablets wants flat and smooth；Bud tablets are inserted into interface on stock, is closed and is tied up with plastic film strip It ties solid；

(3) managing after grafting, specifically:

Under preferable case, it can be smeared with the 3ppm basic element of cell division at stock grafting position after grafting 3 ~ 5 days, to promote to transfer Connect place's tissue differentiation and growth；

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

Grafting 18 ~ 22 days or so when, using in scion willow bud continue sprout as standard, at this time i.e. can be considered graft at It is living.

The method of willow grafting poplar provided by the present invention, is selected by specific tree species, specific grafting method, can be preferable Meet survival rate requirement, graft survival rate may be up to 90% or more, preferably realize the success of distant grafting, while also be new product Kind is cultivated, garden landscape Greenland Application provides new reference and reference.

Specific embodiment

Explanation is further explained to the application below with reference to embodiment, before introducing specific embodiment, to following realities Part experimental conditions in example are applied to be briefly described as follows.

Planting site:

The planting site of willow, poplar: Xinmi City, Henan Province curved beam town Henan Province Lv Caiyang nursery stock Science and Technology Ltd. Seedling growth base, this area belong to north temperate zone continental climate, and make a clear distinction between the four seasons: spring is warm, dry mostly non-irrigated；Summer is hot, more Rain is easily flooded；Autumn weather is changeable, and drought and waterlogging interlock；Winter cold more envelopes, winter drought is frequently.It is 14.8 DEG C of average temperature of the whole year or so, annual Accumulated temperature greater than 10 DEG C is 4500 DEG C, frost-free period 223d, annual rainfall 620mm or so.Soil category cinnamon soil, alkalescence.

Varieties of plant:

Willow, golden silk willow 1011, weeping willow 842, are Approved variety, can disclose and obtain, the two kind willows belong to Clone, when grafting, select male annotinous branch as scion application；

Poplar, ring poplar (also known as color anvil two), using one to biennial ring poplar cuttage seeding as stock；

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

Embodiment

The method that willow provided by the present embodiment grafts poplar, includes the following steps:

(1) stock and scion are chosen

Specifically: Root-stock selection ring poplar one to biennial sturdy, healthy, great-hearted branch is as stock, stock Diameter is in 3cm or more；Scion select golden silk willow 1011 or weeping willow 842 with bud and the full diameter of bud is on the left side 0.8 ~ 1.5cm Right branch is as scion；

When grafting operation, stock and scion are on-demand, to ensure its preferable growth vigor.

(2) grafting operation

To determine more suitable grafting opportunity and engrafting method, by taking Zhengzhou, henan area as an example, inventor is respectively in the spring The early March in season and the late July of summer have carried out the grafting operation of different grafting methods.

It should be noted that after summer grafting operation, since temperature is higher, to avoid scion nutrition loss and grafting part It is dry, it needs to carry out bagging moisturizing operation to grafting part and scion after grafting.

Specific experiment situation is briefly discussed below.

When grafting, the operation of cleft grafting, cortex grafting or plate budding is respectively adopted, grafting part is in the branch of 1.5m or more It is above carried out with dry, specifically:

The cleft grafting: stock is laterally rived from middle, splits a mouthful 2 ~ 3cm of longitudinal length；Scion is whittled into timber wedge shape, is cut 2 ~ 3cm is grown in face, with suitable with stock incision length；Rootstock opening-cleaving is pried open, scion is inserted into and is left white 0.3 ~ 0.5cm, when cleft grafting With plastic film strip interface bound it should be noted that be aligned scion with the forming layer of stock, after cleft grafting solid；

The cortex grafting: it first at the standardized longitudinal incision of stock cortex (2 ~ 3cm of incision length or so), and pries open and unscrews cortex； Then the inclined-plane of 2 ~ 3cm is splayed at the scion back side, chamfers position scion thickness about 0.3 ~ 0.5cm, it is crosscutting on scarf top One arrives, to remove the cortex at crosscutting position；The inclined-plane for removing the scion of cortex is inserted on stock and unscrews in rear cortex (insertion When pay attention to the front and back sides of scion), scion shows money or valuables one carries unintentionally 0.3 ~ 0.5cm or so, finally bound with plastic film it is solid, and in plugging position With polybag moisturizing is put in scion, with ensure plugging position tissue growth, healing；

The plate budding: first length cuts a knife on stock, and as deep as wooden, length is in 3cm or so, then from bottom to top to above-mentioned Long position of cutting is splayed a pocket knife, to remove partial thickness and xylem；Then machining scion, when cutting scion, in bud eye Front 1cm or so place splays forward a knife, then cuts forward at the 1.5cm of bud eye rear to the first knife, with bud after being handled Piece, when cutting, notice that the bevel of bud tablets wants flat and smooth；Bud tablets are inserted into interface on stock, is closed and is tied up with plastic film strip It ties solid.

(3) managing after grafting, specifically:

After grafting 10 days, normal watering, fertilizing management, 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:

New-tip length refers to current year scion growth length after grafting in table.

Which kind of data in above table are analyzed, it can be seen that with regard to grafting time, no matter grafting side used The scion of method, which kind, summer grafting survival rate is higher, and interface healing state is good；And with regard to engrafting method, The engrafting method survival rate of the scion of whichever kind, plate budding is all much higher than other engrafting methods.Thus in general, In When summer carries out grafting operation using plate budding method, graft survival rate can reach 90% or more, can preferably meet practical application Demand.

Seedling growth is vigorous after showing grafting to the further statistical observation of grafting plant after grafting, can grow to for the year 2m or more, and grafting part does not show the not affinity phenomenon in later period, thus the side of willow provided by the present invention grafting poplar Method can preferably be applied in garden landscape greening practice.

Claims (4)

1. a kind of Liu Yang cultivating method of new species, which is characterized in that it with golden silk willow 1011 is scion, using ring poplar as stock, It is cultivated by engrafting method, this method comprises the following 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 in 3cm or more；

Scion selects the band bud of golden silk willow 1011, diameter in 0.8 ~ 1.5cm branch as scion；

(2) grafting operation, specifically:

When grafting, for Zhengzhou, henan area, grafting operation is carried out in late July summer；

When grafting, operated using plate budding；

(3) managing after grafting, specifically:

It is smeared with the 3ppm basic element of cell division at stock grafting position after grafting 3 ~ 5 days；

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

After grafting 18 ~ 22 days or so, willow bud continues to sprout to can be considered grafting survival at this time as standard using in scion.

2. Liu Yang cultivating method of new species as described in claim 1, which is characterized in that stock and scion are on-demand.

3. a kind of Liu Yang cultivating method of new species, which is characterized in that with weeping willow 842 be scion, using ring poplar as stock, by transferring The method of connecing is cultivated, and this method comprises the following 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 in 3cm or more；

Scion selects the band bud of weeping willow 842, diameter in 0.8 ~ 1.5cm branch as scion；

(2) grafting operation, specifically:

When grafting, for Zhengzhou, henan area, grafting operation is carried out in person's late July summer；

When grafting, operated using plate budding；

(3) managing after grafting, specifically:

It is smeared with the 3ppm basic element of cell division at stock grafting position after grafting 3 ~ 5 days；

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

After grafting 18 ~ 22 days or so, willow bud continues to sprout to can be considered grafting survival at this time as standard using in scion.

4. Liu Yang cultivating method of new species as claimed in claim 3, which is characterized in that stock and scion are on-demand.