CN104996267A - Cultivation method for improving whole canopy transplanting survival rate of metasequoia big tree - Google Patents

Abstract

The invention discloses a cultivation method for improving the whole canopy transplanting survival rate of a metasequoia big tree. The cultivation method comprises the following steps: (1) marking the south and north directions of a tree body in a native area; (2) enabling the diameter of a soil ball to be 10-12 times of the breast diameter of a transplanted tree; (3) removing 1/3 of branches except top branches from the bottom up; (4) putting a micro-spray head on the top of the tree for crown moisturizing, laying an annular pipe moisturizing device on a trunk; (5) laying nylon net ventilation belts in a crossed manner at the bottom of a planting hole; (6) positioning and planting according to the south and north directions of the tree body in the native area, and filling the periphery of the planting hole with a water-retention and root-increase substrate; (7) planting leaflet ivy to climb and protect the trunk around the root of the trunk; (8) adopting scaffold steel pipes to connect the trunk in a network manner so as to guarantee stable safety of the tree body; and (9) performing regular tending management. The cultivation method disclosed by the invention is simple and practicable, and is particularly suitable for urgent big tree migration transplanting engineering with insufficient broken root maintenance, so that poor transplanting conditions for quickening plant moisture evaporation under a high-temperature environment in the growing season are effectively improved, and the spring whole canopy transplanting survival rate of 40-year-old metasequoia big trees can be improved to be more than 90%.

Description

A kind of cultivation method improving metasequoia transplanting trees with whole canopy survival rate

Technical field

The present invention relates to the cultivation method that a kind of trees complete crown is transplanted, be specifically related to a kind of cultivation method improving metasequoia transplanting trees with whole canopy survival rate, belong to field of plant growing technology.

Background technology

Metasequoia is few survivors's rare tree of special product of China; first is classified as the rare kind of first-grade state protection plant; have the title of vegetable kingdom " living fossil ", in park, there is application in road, the place such as square more, and isolated planting, avenue system, mass-planting all have outstanding landscape effect.

But metasequoia trees with whole canopy transplanting survival rate is low is the difficult problem that migrating property transplants in engineering, and its average survival is generally below 30%, and the view limiting the large tree of metasequoia to a great extent migrates utilization safely.

Summary of the invention

The object of the invention is to provide a kind of cultivation method improving metasequoia transplanting trees with whole canopy survival rate, for solving the low problem of metasequoia trees with whole canopy transplanting survival rate.

The technical solution realizing the object of the invention is:

Improve a cultivation method for metasequoia transplanting trees with whole canopy survival rate, concrete implementation step is:

1) tree body Proterozoic south-north direction is indicated;

2) with native bulb diameter be the 10-12 of transplanted tree breast-height diameter doubly;

3) 1/3 branch except the tip branch of top is removed from bottom to top;

4) treetop overhead mini sprinkler carries out tree crown moisturizing, and trunk lays ring pipe humidifying device;

5) plant right-angled intersection laying Inner at the bottom of plant hole and fill out perlitic nylon wire air permeable belt;

6) plant according to tree body Proterozoic south-north direction location, planting hole periphery fills water conservation extraneous root matrix;

7) dry Zhou Genji leaflet ivy of planting climbs up by holding on to protection trunk;

8) the network-like connection trunk of body safety stable employing false work hand steel pipe is set;

9) regular tending management.

Wherein: described in step (1), indicate the south-north direction of tree body at Proterozoic, refer to red paint mark south orientation face.

Tree breast-height diameter described in step (2) is the 1.2 meters of tree body diameters gone out in distance ground.

Step removes 1/3 branch described in (3), first refers to withered branch, thin and delicate branch and disability branch.

Aqueduct in the moisturizing of the micro-spray tree crown of overhead described in step (4), trunk humidifying device, ring pipe are the flexible PVC water pipe of diameter 2 centimetres, and ring pipe humidifying device is shown in utility application.

The nylon wire air permeable belt of planting right-angled intersection laying at the bottom of plant hole described in step (5) need basset 10 centimetres.

Planting hole periphery described in step (6) fills water conservation extraneous root matrix; Be made up of root-growing agent, water-loss reducer, vermiculite, liver moss, humus soil, volume ratio is 0.01:0.1:1:2:7.

Set body safety described in step (7) to stablize, refer to adopt the network-like connection trunk of false work hand steel pipe at liftoff 4 meters of.

Dry Zhou Genji described in step (8) plants leaflet ivy, and 20 centimetre of one strain, is uniformly distributed.

Regular tending management described in step (9), comprising:

(a) root soil plant golden-rimmed wintercreeper euonymus cover, heat and moisture preserving promote root system development;

B () checks protection support lattice, prevent damaging new root because tree body rocks and occur;

C () drought-prevention water-retention, guarantees full Orchard Soil water content about 70%.

Wherein, described ring pipe humidifying device, comprise aqueduct and annular sprinkler pipe, this aqueduct lays from bottom to top along trunk, this annular sprinkler pipe is an annular conduit, arrange around trunk, and and between this aqueduct, adopt PVC three-way piece to fix, this annular sprinkler pipe arranges at least 4 spilled water holes inside trunk or below it.

Further, described aqueduct is the soft general pvc pipe of diameter 2 centimetres, lays to slightly 2 meters of, distance top from bottom to top along trunk.

Further, described annular sprinkler pipe is the soft general pvc pipe of diameter 2 centimetres, and highly arrange along about 5 meters, trunk, number is at least 1, and each annular sprinkler pipe diameter is slightly larger than position, place trunk diameter 2 centimetres.

Further, described spilled water hole diameter is 0.5 centimetre, and spilled water hole number is 4-5, and between adjacent two spilled water holes (4), 20 ~ 25 centimetres of spacing are uniformly distributed.

Further, described aqueduct lower end import department communicates with running water system, relies on tap water hydraulic to go up defeated voluntarily, therebetween by Valve controlling watering time and water yield size.

Compared with prior art, its remarkable advantage is in the present invention:

1. overcome the difficult problem that existing metasequoia transplanting trees with whole canopy survival rate is low.

2. adopt tree body directional migration, be improve the measure of tree body adaptive tree body, can significantly reduce trunk and burn.

3. adopt large native ball, laying nylon air permeable belt, fill water conservation extraneous root matrix, the composite cultivation measure of the anti-steaming moisturizing of tree body, can promote to set the growing of body Absorbance linear-combination Spectrophotometry, strengthen tree vigo(u)r, effectively improve survival rate and tree body ecoscape that complete crown transplants large tree.

4. utilize Comprehensive Cultivation Techniques to improve complete crown and transplant the large survival rate set, workable, the complete crown view being specially adapted to the large tree of the age of tree more than 40 years migrates transplanting.

Accompanying drawing explanation

Fig. 1 is that the present invention improves the ring pipe humidifying device overall structure schematic diagram related in the cultivation method of metasequoia transplanting trees with whole canopy survival rate.

Fig. 2 is the structural representation that in Fig. 1 ring pipe humidifying device, aqueduct is connected with annular sprinkler pipe.

Embodiment

Below in conjunction with embodiment, the specific embodiment of the present invention is described in further detail.

Embodiment 1

1. choose with implementing

Implement ground and be positioned at Yangzhou Slender West Lake, Jiangsu Province---Shu Gang scenic area, the gentle weather in subtropics, average temperature of the whole year 14.8 DEG C, 220 days average of the whole year frost-free seasons, 2140 hours average sunshine, annual precipitation 1030mm.Alluvial plain, sandy loam, soil moisture content about 60%.

2. implementation method

(1) mark is completely cured: with red paint labelled tree body in the south orientation face of Proterozoic.

(2) digging sparse branching: doubly play shoveling ball with the 10-12 of transplanted tree breast-height diameter, removes 1/3 branch except the tip branch of top after falling down to the ground.

(3) water piping: along trunk lay aqueduct to treetop top 2 meters of, put mini sprinkler and carry out tree crown humidification, connect ring pipe humidifying device and carry out trunk humidification;

This ring pipe humidifying device, as shown in Figure 1 and Figure 2, comprise aqueduct 1 and annular sprinkler pipe 2, this aqueduct 1 lays from bottom to top along trunk, and this annular sprinkler pipe 2 is an annular conduit, arranges around trunk, and and between this aqueduct 1, adopt PVC three-way piece 5 to fix, this annular sprinkler pipe 2 arranges 5 spilled water holes 4 inside trunk or below it, diameter is 0.5 centimetre, and between adjacent two spilled water holes 4,20 ~ 25 centimetres of spacing are uniformly distributed.Described aqueduct 1 is the soft general pvc pipe of diameter 2 centimetres, lays to slightly 2 meters of, distance top from bottom to top along trunk.Described annular sprinkler pipe 2 is the soft general pvc pipe of diameter 2 centimetres, and highly arrange along about 5 meters, trunk, number is at least 1, and each annular sprinkler pipe 2 diameter is slightly larger than position, place trunk diameter 2 centimetres.Described aqueduct 1 lower end import department communicates with running water system, relies on tap water hydraulic to go up defeated voluntarily, therebetween by Valve controlling watering time and water yield size.

(4) short root is breathed freely: right-angled intersection at the bottom of planting hole is laid nylon wire air permeable belt and needed, and bassets 10 centimetres along cave wall; Planting hole periphery fills water conservation extraneous root matrix, root-growing agent: water-loss reducer: vermiculite: liver moss: humus soil=0.01:0.1:1:2:7.

(5) build weir to pour water: build weir along planting hole outer and pour water, the unearthed ball 30cm of cofferdam height, disposable filling foot normal root water, keeps root soil water content 80% in 2-3 week.

(6) body is set firm: adopt the network-like connection trunk of false work hand steel pipe at liftoff 4 meters of, firm in the hope of the safety of tree body.

(7) set body protection: tree leaflet ivy of planting in body root week climbs up by holding on to protection, 20 centimetre of one strain, to be uniformly distributed.

(8) tending management: full garden golden-rimmed wintercreeper euonymus of planting covers, and soil heat preservation moisturizing promotes root system development; Summer, drought-prevention water-retention, guaranteed tree body foundation soil moisture content about 70%.

3, experimental result

Adopt above Comprehensive Cultivation Techniques to carry out the age of tree the migrating property of metasequoia trees with whole canopy of 40 years to transplant, significantly improve transplanting survival rate.Later stage statistical data display: large wooden transplanting survival rate 95%, is significantly higher than Routine control transplanting survival rate 30%; Comparatively Routine control, shoot growth amount increase by 30%, tree crown landscape effect recover good.

The present invention preferentially solves the problem that the age of tree metasequoia of 40 years large migrating property of tree complete crown transplants high mortality, and the big tree transplanting for other age of tree scopes takes said method can prove effective equally.After those skilled in the art have read foregoing, for multiple amendment of the present invention and substitute will be all apparent, therefore protection scope of the present invention should be limited to the appended claims.

Claims (9)

1. improve a cultivation method for metasequoia transplanting trees with whole canopy survival rate, it is characterized in that, concrete implementation step is:

1) tree body Proterozoic south-north direction is indicated;

2) with native bulb diameter be the 10-12 of transplanted tree breast-height diameter doubly;

3) 1/3 branch except the tip branch of top is removed from bottom to top;

4) treetop overhead mini sprinkler carries out tree crown moisturizing, and trunk lays ring pipe humidifying device;

5) plant right-angled intersection at the bottom of plant hole and lay nylon wire air permeable belt;

6) plant according to tree body Proterozoic south-north direction location, planting hole periphery fills water conservation extraneous root matrix;

7) dry Zhou Genji leaflet ivy of planting climbs up by holding on to protection trunk;

8) adopt the network-like connection trunk of false work hand steel pipe, ensure that the safety of tree body is stablized;

9) regular tending management.

2. according to claim 1 state cultivation method, it is characterized in that, described in step (1), indicate tree body Proterozoic south-north direction, refer to red paint mark south orientation face.

3. cultivation method according to claim 1, is characterized in that, tree breast-height diameter described in step (2) is the tree body diameter apart from 1.2 meters of, ground.

4. cultivation method according to claim 1, is characterized in that, step removes 1/3 branch described in (3), and this branch refers to withered branch, thin and delicate branch and disability branch.

5. cultivation method according to claim 1, is characterized in that, the nylon wire air permeable belt of planting right-angled intersection laying at the bottom of plant hole described in step (5) need basset 10 centimetres.

6. cultivation method according to claim 1, is characterized in that, planting hole periphery described in step (6) fills water conservation extraneous root matrix; This water conservation extraneous root matrix is made up of root-growing agent, water-loss reducer, vermiculite, liver moss, humus soil, and volume ratio is 0.01:0.1:1:2:3.

7. cultivation method according to claim 1, is characterized in that, dry Zhou Genji described in step (7) plants leaflet ivy, and 20 centimetre of one strain, is uniformly distributed.

8. cultivation method according to claim 1, is characterized in that, sets body safety and stablize described in step (8), refers to adopt the network-like connection trunk of false work hand steel pipe at liftoff 4 meters of.

9. cultivation method according to claim 1, is characterized in that, regular tending management described in step (9), comprising:

(a) root soil plant golden-rimmed wintercreeper euonymus cover, heat and moisture preserving promote root system development;

B () checks protection support lattice, prevent damaging new root because tree body rocks and occur;

C () drought-prevention water-retention, guarantees full Orchard Soil water content about 70%.