CN109618799A - A kind of pruning method that four major branch of plane is tree-like and its application in cultivation - Google Patents
A kind of pruning method that four major branch of plane is tree-like and its application in cultivation Download PDFInfo
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- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
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Abstract
The present invention provides a kind of pruning methods and its application in cultivation that four major branch planes are tree-like, are related to peach technical field of cultivation.Pruning method of the present invention includes: 1) fixed dry at 30~50cm of graft union top of the peach；2) select for 5~June north and south row to the strong branch of two growing ways as trunk；3) two bamboo poles are inserted the two sides of the peach plant are each July, by the trunk respectively to drawing at two bamboo poles of outermost；4) August part, selects on the trunk close to the second branch done surely as new trunk, and the bamboo pole of new trunk side respectively inwards is drawn；The upward vertical-growth of new trunk.It is of the present invention it is described it is tree-like nutrition can be distributed on each trunk, tree body branch of excessive growth quantity is few, and whole to trim recruitment few；Increase tree body middle and upper part fruit yield, increases big fruit ratio and quality；Increase row to space.
Description
Technical field
The invention belongs to peach technical field of cultivation, and in particular to a kind of pruning method that four major branch of plane is tree-like and its
Application in cultivation.
Background technique
In District of Shanghai, land rent and cost of labor are more and more expensive, and the benefit of conventional cultivation is lower, therefore many orchard workers are by fruit
Garden is transformed into picking garden to increase orchard income.It can plant odd, excellent, special Peach cultivars under Protected Cultivation, such as peento,
Nectarine, oily peento, these kinds are influenced by weather, and in outdoor cropping, often dehiscent fruit is serious, and commodity fruit rate is low.And facility cultivation
Weather can be reduced on fruit quality and pick movable influence and promote fruit early-maturing, therefore the cultivation of facility peach becomes fruit
The first choice of agriculture.The main reason for hindering peach industrial machine process first is that the happy type of tradition it is tree-like it is strongly fragrant in the ranks keep away, machine can not
Disengaging.In addition the more northern height of southern area temperature, in defoliation of fruit trees time in more northern evening, fruit tree growth season is with heavy rainfall, causes
Southern area peach increment is vigorous, and the branch of excessive growth is more, and pruning rate increases, while excessive branch causes the light-exposed property of fruit poor, shadow
Fruit mouthfeel is rung, the fruit pol of tree body lower part is well below middle and upper part fruit.These reasons cause south not to be available the north
Be applicable in the tree-like of mechanization production, thus orchard worker need it is a kind of convenient for mechanized operation, fruit quality is excellent, new slightly increment compared with
The efficient peach cultivation mode of few suitable facility condition.
Summary of the invention
In view of this, the purpose of the present invention is to provide a kind of tree-like pruning method of four major branch of plane and its in cultivation
Application, it is described it is tree-like nutrition can be distributed on each trunk, tree body branch of excessive growth quantity is few, and whole to trim recruitment few；Increase
Tree body middle and upper part fruit yield increases big fruit ratio and improves fruit quality；Increase row to space, convenient for orchard farm machinery
Pass through the walking with the picking tourist that goes sightseeing.
In order to achieve the above-mentioned object of the invention, the present invention the following technical schemes are provided:
The present invention provides a kind of pruning methods that four major branch of plane is tree-like, comprising: 1) in the graft union of the peach
It is fixed dry at 30~50cm of portion；
2) select for 5~June north and south row to two branches as the first trunk and the second trunk, remaining branch is removed；
3) July, the two sides of the peach plant it is each insert two bamboo poles, two bamboo poles respectively away from plant 0.3~
0.8 meter and 1.2~1.8 meters；First trunk and the second trunk that step 2) is obtained are respectively to the same as two bamboo poles outward
It is drawn at place；
4) August part selects on the step 2) trunk close to the second branch done surely as third trunk and the 4th trunk,
The third trunk and the 4th trunk are drawn to bamboo pole inwardly respectively.
It preferably, include 4~6 full buds within the scope of 30~50cm of graft union top of the step 1) peach；Institute
State the direction of surely dry lower first bud of clip towards row to.
Preferably, the spacing of the first trunk of step 2) and the second trunk is greater than 10cm.
Preferably, when the step 3) traction, trunk and vertical direction base portion angle are 30~40 °.
It preferably, further include trimming after the step 4) traction；The trimming includes that the First Year winter cuts, the second year summer cuts
It is cut with the second year winter.
The present invention also provides the tree-like pruning methods of above-mentioned four major branch of plane to improve the application in the cultivation of peach quality,
It is characterized in that, by peach according to north and south row Xiang Dingzhi, the peach is trimmed to four major branch of plane tree-like, the strain of the field planting
Line-spacing is (3~5) m × (3~5) m.
Preferably, four major branch of plane is tree-like has 4 trunks, and four trunks are located at same flat in vertical direction
In face, the plane and row Xiang Pinghang；The base portion of four trunks is fan-shaped, and end is grown up in vertical direction；It is described
The spacing of the adjacent trunk end of every two is 0.8~1.2m in four trunks.
Preferably, on 4 trunks raw fruitful branch or fruit-bearing shoot cluster, fruitful branch or small-sized knot on each trunk
The uniformly arrangement upwards in the shape of a spiral of fruit branch group；Finally in the ranks the distance of every two branch reaches 1m.
Preferably, the resident time of the peach is after peach fallen leaves to before rudiment.
The present invention provides a kind of pruning methods that four major branch of plane is tree-like, are uniformly distributed with row in parallel plane
Four trunks, on trunk directly raw fruitful branch or small-sized fruit-bearing shoot cluster, without big side shoot, 1 meter of distance between the trunk of top, vertically
It grows up.
The present invention also provides the tree-like pruning methods of four major branch of plane to improve the application in the cultivation of peach quality,
Using tree-like after the trimming, increase the light-exposed property of peach middle and lower part branch, conventional stereo resulting schema is changed to plane result
Mode, middle part and lower part fruit are light-exposed good, improve the inside and outside quality of fruit.Second year can tentatively go into operation, and increase early stage effect
Benefit.In embodiments of the present invention, compared with traditional trunk shape, tree body middle and upper part fruit yield is not only increased, big fruit ratio increases
Add 8~12%, the fruit soluble solid content that is averaged increases by 0.5~1%, and mean fruit weight increases by 9~15g；This it is tree-like by
More in trunk, nutrition is distributed on each trunk, and tree body branch of excessive growth quantity is few, and whole trimming recruitment is few；The tree-like upper, middle and lower
Fruit can be light-exposed, and fruit color is good, and sugariness is high, best in quality；Simultaneously because tree body and row Xiang Pinghang, do not lead in the ranks
Branch, increases row to space, convenient for the walking of orchard farm machinery passed through and goes sightseeing to pick tourist.
Detailed description of the invention
Fig. 1 is the tree-like pruning method schematic diagram of four major branch of plane of the present invention；
Fig. 2 is the young sprout figure issued after the embodiment of the present invention 1 is done calmly；
Fig. 3 is 1 second annual bearing shape of the embodiment of the present invention；
Fig. 4 is 1 third annual bearing shape of the embodiment of the present invention；
Fig. 5 is the result shape in trunk shape third year；
Fig. 6 is 2 second annual bearing shape of the embodiment of the present invention；
Fig. 7 is the tree-like of second year winter after the present invention is colonized.
Specific embodiment
The present invention provides a kind of pruning methods that four major branch of plane is tree-like, comprising: 1) in the graft union of the peach
It is fixed dry at 30~50cm of portion；
2) select for 5~June north and south row to two branches as the first trunk and the second trunk, remaining branch is removed；
3) July, the two sides of the peach plant it is each insert two bamboo poles, two bamboo poles respectively away from plant 0.3~
0.8 meter and 1.2~1.8 meters；First trunk and the second trunk that step 2) is obtained are respectively to the same as two bamboo poles outward
It is drawn at place；
4) August part selects on the step 2) trunk close to the second branch done surely as third trunk and the 4th trunk,
The third trunk and the 4th trunk are drawn to bamboo pole inwardly respectively.
Pruning method of the invention is preferably as shown in Figure 1, fixed dry at 30~50cm of graft union top of the peach.This
There is no particular determination, preferably annual graftings for the kind for inventing the peach and source.In the present invention, the bud of peach
It is verticillate, 8 bud helical arrangement Cheng Yizhou, when trimming looks for the place of bud outwardly, is trimmed above this bud.This hair
4~6 full buds have been preferably comprised within the scope of 30~50cm of graft union top of the bright peach；Surely the under the dry clip
The direction of one bud is towards row to so that the branch to grow out is grown towards row to direction.
The present invention 5~June select north and south row to the strong branch of two growing ways as the first trunk and the second trunk,
Remaining branch is removed.Two neighboring trunk spacing of the present invention is preferably greater than 10cm, and distance between trunk is avoided closely to make very much
At the generation of splitting phenomena.The present invention preferably regulates and controls the growing way of two trunk branches, avoids top trunk more by force can be because of
Apical dominance growth potential causes by force the trunk rugosity of top and the bottom two different.Control methods of the present invention preferably to top branch into
Row retraction, retraction height and lower part branch top with high, stayed at retraction direction outwardly it is new slightly, if this is highly without suitable
Newly slightly, then a bud outwardly is stayed to carry out cutting back, hereafter normal management.It is preferred to keep every after the present invention selectes two trunks
The apical growth advantage of a trunk, removing, sprain or weigh cutting back in time influences the side shoot that major branch extends growth.
The present invention is in July, and in each slotting two bamboo poles in the two sides of the peach plant, two bamboo poles are respectively away from plant
0.3~0.8 meter and 1.2~1.8 meters；First trunk and the second trunk that step 2) is obtained are respectively to outermost two in the same direction
It is drawn at a bamboo pole.Side shoot and vertical direction base portion angle are preferably 30~40 ° when traction of the present invention, if angle
Excessive, trunk advantage can weaken, and can issue the vertical branch of excessive growth, be unable to reach the tree-like of requirement.Two bamboo poles of the present invention
Inside bamboo pole apart from plant be preferably 0.4~0.6m, more preferably 0.5m.The outside bamboo pole of two bamboo poles of the present invention away from
1.3~1.7m, more preferably 1.4~1.6m, most preferably 1.5m are preferably from plant.
The present invention selects to make on step 2) first trunk and the second trunk close to the second branch done surely in August part
For third trunk and the 4th trunk, the third trunk and the 4th trunk are drawn to bamboo pole inwardly respectively.?
In the present invention, August part, 2 times the tip has been grown, and is selected close to what is done surely on the first trunk and the second trunk branch, growing way is stronger
The second branch that grows up of side as new trunk, drawn to intermediate bamboo pole, use second branch as the master of centre
It is dry, it is the trunk angle tilt upright, external because of the angle changing rate of internal major branch, internal trunk growing way can be than external master
Dry growing way is strong, it is necessary to which the growing way for reinforcing external trunk branch weakens the branch growing way of internal trunk branch.After traction of the present invention,
It is also preferable to include trimmings；The trimming includes that the First Year winter cuts, the second year summer cuts and cuts with the second year winter.First Year of the present invention
Winter cuts preferably long cane pruning, more preferably cuts off thick overstocked branch, and the cutting back at the full bud of each trunk extending head is protected
The dry uniaxial extension in card center.The second year summer of the present invention cuts, and preferably removes thick prosperous branch, removes rugosity in time more than chopsticks
Branch, wipes out the thick prosperous branch of topmost in time, and trunk keeps apical dominance.The second year winter of the present invention cuts preferably retraction knot
Fruit branch, the old branch of result, the fruitful branch that current year is newly formed have given over to next year as a result, all so manage every year later to retraction for the year
Reason, tree are up to taken the lead to requiring to retract to thin and delicate branch when height, and what is specifically obtained is tree-like as shown in Figure 7.Tree of the present invention is high
Preferably 3~3.5m.
The present invention also provides the tree-like pruning methods of above-mentioned four major branch of plane to improve the application in the cultivation of peach quality,
By peach according to north and south row Xiang Dingzhi, the peach is trimmed to four major branch of plane is tree-like, the seeding row spacing of the field planting be 4m ×
4m。
The resident time of peach of the present invention is after peach fallen leaves to before rudiment.Field planting of the present invention is preferably in facility
Under the conditions of carry out because soil moisture can control in facility, in addition temperature is high, humidity is big, and Growth status amount is big, in early days can be with
Form certain yield.If in outdoor cropping, because rainwater is more, soil moisture is big, root system poor air permeability, Growth status amount compared with
Small, early yield is difficult to ensure.
In application of the present invention, four major branch of the plane trimmed is tree-like to have 4 trunks, four trunk positions
In in the approximately the same plane in vertical direction, the plane and row Xiang Pinghang；The base portion of four trunks is fan-shaped, and end is in
Vertical direction is grown up；The spacing of every two trunk end is preferably 0.8~1.2m in four trunks, more preferably
1.9~1.1m, most preferably 1m.The present invention preferably on 4 trunks raw fruitful branch or small-sized fruit-bearing shoot cluster, Mei Gezhu
Fruitful branch or small-sized fruit-bearing shoot cluster uniformly arrangement upwards in the shape of a spiral on dry；Finally in the ranks the distance of every two branch reaches 1m.
Below with reference to the embodiment pruning method and its answering in cultivation tree-like to four major branch of plane provided by the invention
With being described in detail, but they cannot be interpreted as limiting the scope of the present invention.
Embodiment 1
Kind: Shanghai oil 277, nectarine, June 15 maturity period are colonized in Senior Residents in Fengxian District of Shanghai academy of agricultural sciences, row proving ground, the village
In facility beam-connected greenhouse, greenhouse long 100m, wide 64m, 8 company.Resident time spring in 2016.Plantation density seeding row spacing be 4m ×
4m, mu plant 42 plants, north and south row to.
30-50cm in heading height graft union, there are full bud 4-6.First terminal bud direction under clip is gone to 5-
June newly slightly growing way as shown in Fig. 2, select north and south row to the strong branch of two growing ways as trunk, remaining branch is removed.This
Two trunk branch spacing are greater than 10cm, keep two trunk branches contour by retraction or cutting back, hereafter normal management.Keep every
The apical growth advantage of a major branch, removing, sprain or weigh cutting back in time influences the side shoot that major branch extends growth.
It carries out July inserting bamboo pole, 1 meter of bamboo pole spacing, the position of bamboo pole is away from plant 0.5m and 1.5m.By two trunk branches to
It is drawn at two bamboo poles of outermost, the range of 30~40 ° of side shoot and vertical direction base portion angle when traction.
August part, selection for the first time on the trunk branch selected close to what is done surely, the stronger direction of growing way is grown up
Second branch is drawn as major branch to intermediate bamboo pole.
First Year winter is trimmed, and using long cane pruning, thick overstocked branch is cut off, in the full of each trunk extending head
Cutting back at full bud guarantees the dry uniaxial extension in center.
The next summer trimming will remove the branch that rugosity is more than chopsticks in time, wipe out the thick prosperous branch of topmost in time, main
It is dry to keep apical dominance.
When the second year winter cuts, the old branch of retraction current year result remove overstocked excessively thick branch, it is later annual all such as
This management, tree are up to taken the lead to requiring to retract to thin and delicate branch when height.
Using this method, the second annual bearing shape after field planting is as shown in figure 3, every tree result 8 average, and third annual bearing shape is such as
Shown in Fig. 4, every tree result 120, mean fruit weight 157g, every tree average product 18kg, per mu yield 792kg, soluble solid
9.61, appearance colours, and fruit is uniform.
Comparative example:
1.1 materials: ' Shanghai oil 277 ' is a precocious nectarine strain of Academy of Agricultural Sciences, Shanghai City breeding, and the maturity period is in June
15 days.
1.2 places: in the beam-connected greenhouse of Senior Residents in Fengxian District of Shanghai academy of agricultural sciences, row proving ground, the village.
1.3 cropping patterns: 1, trunk shape, only one permanent trunk does not stay big side shoot, planting density seeding row spacing 2m ×
4m.2, four major branch planar shapeds are expert to 4 trunk branches are stayed, do not stay bough group, seeding row spacing 4m × 4m on trunk branch.The age of tree 3 years
When, trunk shape result shape is as shown in Figure 5.
3 trees of selection when fruit maturation, from the trunk portion of the raw fruitful branch of bottommost all the way up at the top of tree body
This section of trunk is divided into 3 sections of upper, middle and lower according to this section of beam length, and the fruit of every section of corresponding fruitful branch is just this section
Fruit on every plant of tree all is adopted, fruit tree quantity is counted, as a result such as 1 institute of table by fruit according to the position of upper, middle and lower three
Show:
Influence of 1. different tree form of table to fruit number
The tree-like upper, middle and lower of four planes 24,14,6 fruits more than trunk shape respectively, the total fruit amount of trunk shape are 76, four
Principal plane shape is 120, is 1.57 times of trunk shape.
The total weight of three position fruits of upper, middle and lower is counted, the results are shown in Table 2:
The tree-like influence to different parts total fruit weight of table 2.
| Fruit weight (g) | Trunk | Siping City | Difference |
| On | 3716 | 7832 | 4115 |
| In | 3679 | 6071 | 2392 |
| Under | 3708 | 5001 | 1293 |
| Total weight | 11103 | 18903 | 7800 |
Respectively than trunk shape weight 4115g, 2392g, 1293g, the total fruit weight of trunk shape is the tree-like upper, middle and lower of four planes
11103g, four principal plane shapes are 18903g, are 1.70 times of trunk shape.
The mean fruit weight at three positions of upper, middle and lower is counted, the results are shown in Table 3:
The tree-like influence to different parts fruit single fruit weight of table 3.
| Mean fruit weight (g) | Trunk | Siping City | Difference |
| On | 169 | 175 | 5 |
| In | 140 | 157 | 16 |
| Under | 134 | 141 | 6 |
| It is average | 148 | 157 | 9 |
4,16,6 fruits more than trunk shape, trunk shape overall average single fruit weight are the tree-like upper, middle and lower of four planes respectively
148g, four principal plane shapes are 157g, than more 9g of trunk shape.
The soluble solid content at three positions of upper, middle and lower is counted, the results are shown in Table 4:
4. different tree form of table to different parts fruit can solid content influence
The tree-like upper, middle and lower soluble solid of four planes is respectively 0.75% more than trunk shape, and 0.25%, 0.41%, trunk
The shape soluble solid content that is averaged is 8.51%, and four principal plane shapes are 8.98%, than more the 0.47% of trunk shape.
It is consistent that 15 sizes, color, maturity are respectively adopted in each tree-like peripheral position in the middle part of the east and west sides of full line tree
Fruit, 30 fruits, measure the soluble solid content and hardness of fruit in total, and data are as shown in table 5:
5. different tree form of table to can solid content and hardness influence
| Trunk shape | Four principal plane shapes | Difference | |
| (%) can be consolidated | 8.60 | 9.61 | 1.02 |
| Hardness (kg/cm2) | 6.02 | 6.49 | 0.47 |
The soluble solid of the light-exposed place's fruit in tree body middle and upper part periphery, four principal plane shapes are higher by 1.02 in whole garden, hardness
It is higher by 0.47, is showed excellent.
According to precocious peach grade scale, fruit is classified according to the ripe phase, the fruit more than or equal to 150g is known as level-one
Fruit, the relationship between Early-medium maturing variety and big-and-middle fruitlet are as shown in table 6:
6. different maturation period fruit classification standard of table
| Specification | Small (S) | In (M) | (L) greatly |
| Extremely early variety | < 90 | 90~120 | ≥120 |
| Early-maturing variety | < 120 | 120~150 | ≥150 |
| Medium variety | < 150 | 150~200 | ≥200 |
| Late variety | < 180 | 180~250 | ≥250 |
| Pole late variety | < 150 | 150~200 | ≥200 |
The quantity of level-one fruit in upper, middle and lower three parts fruit is counted, the results are shown in Table 7:
Influence of the 7. different tree form different parts of table to fruit
The tree-like upper, middle and lower level-one fruit ratio of four planes is respectively 6.19% more than trunk shape, and 4.81%, 0.27%, trunk shape
Level-one fruit toatl proportion is 52.01%, and four principal plane shapes are 63.29%, than more the 11.27% of trunk shape.
Perimeter, and the mark lengths on bamboo pole are measured above the graft union at 5cm using meter ruler, is then investigated and is set with bamboo pole
The thing length and north and south length of hat.Measurement result is as shown in table 8:
Influence of 8. different tree form of table to tree body
| High (m) | Thing (m) | North and south (m) | Diameter is thick (cm) | |
| Trunk shape | 2.87 | 1.9 | 1.9 | 3.5 |
| Four principal plane shapes | 2.63 | 2.13 | 3.63 | 4.0 |
Tree body North and South direction hat width increases 1.73m in whole garden, and Growth status is vigorous.
The branch group quantity on different tree form is counted, fruit spur length is 0-10cm, and medium fruit branch length is 10-30cm, long fruit
Branch length is 30-60cm, excessive growth fruit branch length > 60cm.Statistical result is as shown in table 9:
The tree-like influence to different fruit tree branch groups of table 9.
| The branch of excessive growth | Long fruit branch | Medium fruit branch | Fruit spur | Total fruit branch amount | |
| Trunk shape | 23 | 13 | 8 | 4 | 48 |
| Four principal plane shapes | 30 | 26 | 10 | 4 | 70 |
| Difference | 7 | 13 | 2 | 0 | 22 |
Using four principal plane shapes, the amount of each branch group can be increased, total branch amount increases by 22.
Embodiment 2
Kind: ' Shanghai oil 338 ', yellow peach, June 18 maturity period, field planting is in facility beam-connected greenhouse kind, and greenhouse long 100m is wide
64m, 8 companies.Resident time spring in 2016.Plantation density seeding row spacing be 4m × 4m, mu plant 42 plants, north and south row to.
30-50cm in heading height graft union, there are full bud 4-6.First terminal bud direction under clip is gone to 5-
June according to new slightly growing way situation, select north and south row to the strong branch of two growing ways as trunk, the removing of remaining branch.This
Two trunk branch spacing are greater than 10cm, keep two trunk branches contour by retraction or cutting back.Hereafter normal management.Keep every
The apical growth advantage of a major branch, removing, sprain or weigh cutting back in time influences the side shoot that major branch extends growth.
It carries out July inserting bamboo pole, bamboo pole spacing 1m, the position of bamboo pole is away from plant 0.5m and 1.5m.By two trunk branches to
It is drawn at two bamboo poles of outermost, the range of 30~40 ° of side shoot and vertical direction base portion angle when traction.
August part, selection for the first time on the trunk branch selected close to what is done surely, the stronger direction of growing way is grown up
Second branch is drawn as major branch to intermediate bamboo pole.
First Year winter is trimmed, and using long cane pruning, thick overstocked branch is cut off, in the full of each trunk extending head
Cutting back at full bud guarantees the dry uniaxial extension in center.
The next summer trimming will remove the branch that rugosity is more than chopsticks in time, wipe out the thick prosperous branch of topmost in time, main
It is dry to keep apical dominance.
When the second year winter cuts, the old branch of retraction current year result remove overstocked excessively thick branch, it is later annual all such as
This management, tree are up to taken the lead to requiring to retract to thin and delicate branch when height.
Using this method, the second annual bearing shape after field planting as shown in fig. 6, average every tree result 6, third year every tree result
107, mean fruit weight 182g, every tree average product 19kg, per mu yield 857kg, soluble solid 9.24, appearance colours,
Fruit is uniform.
The present invention provides a kind of pruning method and its application in cultivation that four major branch planes are tree-like, four major branch planes
Tree-like total amount increases by 22, and the ratio of middle and upper part branch rises, while increasing middle and upper part fruit yield, middle and upper part fruit weight
The 74% of total weight is accounted for, increases 8% compared with trunk shape (66%).The tree-like big fruit ratio compares trunk shape and increases by 11.27%, fruit
The real soluble solid content that is averaged increases by 1 point, four major branch plane tree upper, middle and lower soluble solids difference than trunk row
0.75,0.25,0.41 point more than trunk shape.Four major branch plane tree upper, middle and lower of fruit, 4,16,6 fruits more than trunk shape respectively
Real, trunk shape overall average single fruit weight is 148g, and four principal plane shapes are 157g, than more 9g of trunk shape.Four planes it is tree-like it is upper, in,
Lower 24,14,6 fruits more than trunk shape respectively, the total fruit amount of trunk shape is 76, and it is trunk shape that four principal plane shapes, which are 120,
1.57 times.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (9)
1. a kind of pruning method that four major branch of plane is tree-like, comprising: 1) fixed at 30~50cm of graft union top of the peach
It is dry；
2) select for 5~June north and south row to two branches as the first trunk and the second trunk, remaining branch is removed；
3) July, in each slotting two bamboo poles in the two sides of the peach plant, two bamboo poles are respectively away from 0.3~0.8 meter of plant
With 1.2~1.8 meters；First trunk and the second trunk that step 2) is obtained are carried out at two bamboo poles outward respectively
Traction；
4) August part selects on the step 2) trunk close to the second branch done surely as third trunk and the 4th trunk, by institute
Third trunk and the 4th trunk is stated to be drawn to bamboo pole inwardly respectively.
2. pruning method according to claim 1, which is characterized in that 30~50cm of graft union top of the step 1) peach
It include 4~6 full buds in range；Surely the direction of dry lower first bud of clip towards row to.
3. pruning method according to claim 1, which is characterized in that the spacing of the first trunk of step 2) and the second trunk is greater than
10cm。
4. pruning method according to claim 1, which is characterized in that when the step 3) traction, trunk and vertical direction base
Portion's angle is 30~40 °.
5. pruning method according to claim 1, which is characterized in that further include trimming after the step 4) traction；It is described to repair
Cut cut including the First Year winter, the second year summer cuts and cuts with the second year winter.
6. the tree-like pruning method of any one of Claims 1 to 5 four major branch of plane is improving answering in the cultivation of peach quality
With, which is characterized in that by peach according to north and south row Xiang Dingzhi, the peach is trimmed to four major branch of plane tree-like, the field planting
Seeding row spacing be (3~5) m × (3~5) m.
7. applying according to claim 6, which is characterized in that four major branch of plane is tree-like to have 4 trunks, four trunks
In the approximately the same plane in vertical direction, the plane and row Xiang Pinghang；The base portion of four trunks is fan-shaped, end
It grows up in vertical direction；The spacing of the adjacent trunk end of every two is 0.8~1.2m in four trunks.
8. applying according to claim 7, which is characterized in that on 4 trunks raw fruitful branch or fruit-bearing shoot cluster, often
Fruitful branch or small-sized fruit-bearing shoot cluster uniformly arrangement upwards in the shape of a spiral on a trunk；Finally in the ranks the distance of every two branch reaches
1m。
9. applying according to claim 6, which is characterized in that the resident time of the peach is after peach is fallen leaves to rudiment
Before.
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