阅读说明：本技术 一种林水共生造林景观及其施工方法 (Forest water symbiotic afforestation landscape and construction method thereof ) 是由 俞莉萍 彭志 陈健 黄丹 辛立勋 于 2019-08-21 设计创作，主要内容包括：本发明的一种林水共生造林景观及其施工方法,涉及林业工程技术领域。针对现有填土造林方式存在土方来源不足,资金投入大,无法保证土质的问题。施工方法步骤如下：将地势低洼区域和地势突起区域划分成多个连续种植区段；对地势低洼区域进行覆土施工,且覆土层低于常水位标高,在地势低洼区域内种植喜水植物,在地势突起区域内种植陆地植物,且相邻两个种植区段内种植不同品种的喜水植物和/或陆地植物。景观包括：地势低洼区域和地势突起区域,地势低洼区域内设有位于常水位标高以下的覆土层,位于覆土层顶部的水带,以及种植于覆土层的喜水植物；地势突起区域内种植陆地植物；相邻两个种植区段内种植不同品种的喜水植物和/或陆地植物。(The invention discloses a forest and water symbiotic afforestation landscape and a construction method thereof, and relates to the technical field of forestry engineering. The method aims to solve the problems that the existing soil filling afforestation mode has insufficient earthwork source, large capital investment and can not ensure soil quality. The construction method comprises the following steps: dividing the relief area and the relief area into a plurality of continuous planting sections; and (3) carrying out soil covering construction on the low-lying areas of the terrain, planting the hydrophilous plants in the low-lying areas of the terrain, planting the land plants in the protruding areas of the terrain, and planting the different varieties of the hydrophilous plants and/or the land plants in the two adjacent planting sections. The landscape includes: the ecological soil is characterized by comprising a low-lying region and a raised region, wherein a soil covering layer below a normal water level elevation, a water hose at the top of the soil covering layer and a water-loving plant planted in the soil covering layer are arranged in the low-lying region; land plants are planted in the relief area; and (3) planting different varieties of water-loving plants and/or land plants in the two adjacent planting sections.)

1. A construction method of a forest and water symbiotic afforestation landscape is characterized by comprising the following steps:

s1: dividing the relief area and the relief area into a plurality of continuous planting sections;

s2: carrying out soil covering construction on the low-lying region, wherein a soil covering layer is lower than a normal water level elevation, and a water storage layer is formed above the soil covering layer;

s3: planting the hydrophilous plants in the low-lying regions of the terrains, enabling root systems of the hydrophilous plants to be located in the soil covering layers, planting the land plants in the protruding regions of the terrains, and planting different varieties of the hydrophilous plants and/or the land plants in the two adjacent planting sections.

2. The construction method according to claim 1, characterized in that: in step S1, the lowest part of the overburden layer is located below a normal water level elevation of 50 cm.

3. The construction method according to claim 1, wherein the step S3 includes the steps of:

s301: before planting plant seedlings, arranging a grass soil cofferdam at the periphery of the low-lying area of the terrain, wherein the grass soil cofferdam is positioned at the contour line of the normal water level;

s302: draining accumulated water in a water storage layer in the grass soil cofferdam;

s303: planting plant seedlings in the overburden layer below the aquifer;

s304: and after the plant seedlings grow stably, removing the grass soil cofferdam, and forming a water hose by using underground water and a natural drainage system, so that the bottoms of the plant seedlings are immersed in the water hose, and thus, a forestation landscape with symbiotic forestation water is created.

4. The construction method according to claim 1, characterized in that: in the step S303, cephalotaxus conifer and/or broad-leaved arbor plants are planted in the soil cover layer of the low-lying region.

5. The construction method according to claim 4, wherein: the planting intervals of the cephalotaxus conifer plants or the broadleaf arbor plants are the same, and a random sequence planting mode of the same variety and different specifications is adopted.

6. The construction method according to claim 4, wherein: the planting intervals of the cephalotaxus conifer plants or the broadleaf arbor plants are the same, and a random sequence planting mode of different varieties and the same row spacing is adopted.

7. The construction method according to any one of claims 3 to 6, wherein the step S303 further comprises: after the cephalotaxus speciosa needle-leaved plants or broad-leaved arbor plants are planted in the soil covering layer of the low-lying area, after the roots of the cephalotaxus speciosa needle-leaved plants or broad-leaved arbor plants grow normally, water is filled in the low-lying area, water is drained every day after flooding, and the roots of the cephalotaxus speciosa needle-leaved plants or broad-leaved arbor plants gradually adapt to the flooding growth conditions once a month.

8. The construction method according to claim 1, wherein the step S3 further includes: and a semi-dry semi-wet woodland is also present in the low-lying area of the terrain, and the semi-dry semi-wet woodland is used for planting flower shrubs and ground cover plants which are resistant to water dampness.

9. The construction method according to claim 1, characterized in that: the planting section has an irregular curved boundary.

10. A water symbiotic afforestation landscape, which is characterized by comprising: the cultivation method comprises the following steps that (1) a relief area and a relief area are divided into a plurality of continuous planting sections; wherein, a covering soil layer below the normal water level elevation, a water hose at the top of the covering soil layer and a hydrophilous plant planted in the covering soil layer are arranged in the low-lying area; land plants are planted in the relief area; and planting different varieties of the hydrophilous plants and/or the land plants in two adjacent planting sections.

Technical Field

The invention relates to the technical field of forestry engineering design and construction, in particular to a forest and water symbiotic afforestation landscape and a construction method thereof.

Background

At present, in artificial afforestation projects in suburb areas of Shanghai city, the land use condition is mostly pool water surface or cultivation water surface with low terrain before the clear land is abandoned, the existing afforestation mode is to carry out earth filling afforestation on the low terrain areas, namely, earth is filled to a certain height firstly and then forest trees are planted, and the afforestation mode has the problems that the earth source is insufficient and the capital investment is large; in addition, in the actual afforestation process, the earthwork source is limited, and the outside entering earthwork is generally mixed with construction waste, so that the soil quality of the earthwork cannot be ensured, and the earthwork does not accord with some physicochemical indexes of arbor planting.

Disclosure of Invention

The existing soil filling and afforestation mode in low-lying areas has the problems of insufficient soil filling earthwork source, large capital investment and incapability of ensuring the earthwork soil quality. The invention aims to provide a forest-water symbiotic afforestation landscape and a construction method thereof, which utilize the growth characteristics of unique low-lying areas and hydrophilous plants, organically blend green nets and water belts with each other and combine the 'group interweaving' means to build the forest-water symbiotic landscape according to local conditions.

The technical scheme adopted by the invention for solving the technical problems is as follows: a construction method of a forest and water symbiotic afforestation landscape comprises the following steps:

s1: dividing the relief area and the relief area into a plurality of continuous planting sections;

s2: carrying out soil covering construction on the low-lying region, wherein a soil covering layer is lower than a normal water level elevation, and a water storage layer is formed above the soil covering layer;

s3: planting the hydrophilous plants in the low-lying regions of the terrains, enabling root systems of the hydrophilous plants to be located in the soil covering layers, planting the land plants in the protruding regions of the terrains, and planting different varieties of the hydrophilous plants and/or the land plants in the two adjacent planting sections.

The invention provides a construction method of a forest-water symbiotic afforestation landscape aiming at the ubiquitous low-lying phenomenon in artificial afforestation engineering in suburb areas, which comprises the steps of firstly, carrying out soil covering construction on the low-lying areas, planting hydrophilous plants in the low-lying areas, planting land plants in the protruding areas of the terrain, and defining enclosed spaces and open spaces by using the plants to ensure the overall landscape receiving and releasing degree and utilizing the low-lying areas of the terrain to construct the forest-water symbiotic landscape; compared with the conventional afforestation technical means, the construction method of the forest-water symbiotic afforestation landscape has the technical effects that: the construction method converts the disadvantages of the terrain into design advantages, utilizes the growth characteristics of unique low-lying areas of the terrain and the water-loving plants, creates forestry landscape according to local conditions, forms stable communities under special conditions of the ground by manual intervention in the initial stage of afforestation, utilizes mutual organic blending of green nets and water belts, connects different spaces in series and forms a complete landscape network, creates uncommon water-and-forest landscape in cities, enriches the landscape levels of the forest land, creates landscape diversity and ornamental value, saves capital investment, shortens construction period, reduces afforestation cost, enriches landscape varieties and ornamental value, provides an economic, ecological, practical and attractive technical means for building the forest land under the conditions of similar ground establishment, has wide application prospect, strong popularization and operability, has important anchoring ecological value and improves the regional environment quality, the method has the advantages of improving the urban landscape quality, and enhancing the urban charm and the soft strength.

Preferably, in step S1, the lowest portion of the casing is located at a normal water level elevation of 50cm or less.

Preferably, the step S3 includes the following steps:

s301: before planting plant seedlings, arranging a grass soil cofferdam at the periphery of the low-lying area of the terrain, wherein the grass soil cofferdam is positioned at the contour line of the normal water level;

s302: draining accumulated water in a water storage layer in the grass soil cofferdam;

s303: planting plant seedlings in the overburden layer below the aquifer;

s304: and after the plant seedlings grow stably, removing the grass soil cofferdam, and forming a water hose by using underground water and a natural drainage system, so that the bottoms of the plant seedlings are immersed in the water hose, and thus, a forestation landscape with symbiotic forestation water is created.

Preferably, in the step S303, cephalotaxus conifer and/or broadleaf arbor plants are planted in the soil cover layer of the low-lying region.

Preferably, the planting intervals of the cephalotaxus conifer plants or the broadleaf arbor plants are the same, and a random sequence planting mode of the same variety and different specifications is adopted.

Preferably, the planting intervals of the cephalotaxus conifer plants or the broadleaf arbor plants are the same, and a random sequence planting mode of different varieties and the same row spacing is adopted.

Preferably, the step S303 further includes: after the cephalotaxus speciosa needle-leaved plants or broad-leaved arbor plants are planted in the soil covering layer of the low-lying area, after the roots of the cephalotaxus speciosa needle-leaved plants or broad-leaved arbor plants grow normally, water is filled in the low-lying area, water is drained every day after flooding, and the roots of the cephalotaxus speciosa needle-leaved plants or broad-leaved arbor plants gradually adapt to the flooding growth conditions once a month.

Preferably, the step S3 further includes: and a semi-dry semi-wet woodland is also present in the low-lying area of the terrain, and the semi-dry semi-wet woodland is used for planting flower shrubs and ground cover plants which are resistant to water dampness.

Preferably, the planting section has an irregular curved boundary.

In addition, the invention also provides a water symbiotic afforestation landscape, which comprises: the cultivation method comprises the following steps that (1) a relief area and a relief area are divided into a plurality of continuous planting sections; wherein, a covering soil layer below the normal water level elevation, a water hose at the top of the covering soil layer and a hydrophilous plant planted in the covering soil layer are arranged in the low-lying area; land plants are planted in the relief area; and planting different varieties of the hydrophilous plants and/or the land plants in two adjacent planting sections.

The invention relates to a forest-water symbiotic afforestation landscape, which comprises a low-lying region and a protruding region, wherein the low-lying region and the protruding region are divided into a plurality of continuous planting sections, a soil covering layer below a normal water level elevation, a water storage layer at the top of the soil covering layer and hydrophilous plants planted in the soil covering layer are arranged in the low-lying region, and terrestrial plants are planted in the protruding region; the method converts the disadvantages of the terrain into design advantages, creates forestry landscape according to local conditions by utilizing the unique low-lying areas of the terrain and the growth characteristics of the water-loving plants, creates the rare symbiotic landscape of forest and water in the city by utilizing the mutual organic blending of the green net and the water belt, connecting different spaces in series and forming a complete landscape network, enriches the landscape level of the forest land, creates landscape diversity and ornamental value, saves capital investment, shortens construction period, reduces the forestation cost, and enriches the landscape varieties and ornamental value.

Drawings

FIG. 1 is a plan view of a water symbiotic afforestation landscape according to an embodiment of the present invention before afforestation is performed;

FIG. 2 is a plan view of a forest after implementation of a forestation project according to an embodiment of the water-symbiotic forestation landscape of the invention;

FIGS. 3 to 8 are schematic views of steps in an embodiment of a construction method of a water-symbiotic afforestation landscape according to the present invention;

FIG. 9 is a schematic view of mixed planting of plants of the same variety and different specifications in an embodiment of the water-symbiotic afforestation landscape of the present invention;

FIG. 10 is a schematic view of mixed planting of different species of plants in the same row spacing in an embodiment of the water-symbiotic afforestation landscape of the present invention.

The numbers in the figures are as follows:

a low-lying region 1; a covering soil layer 1 a; a water accumulation layer 1 b; a water hose 1 c; a relief area 2; planting section U; a grass soil cofferdam 3; broad-leaved arbor plant 5; semi-dry semi-wet woodland 6; flower shrubs 7; ground cover plant 8.

Detailed Description

The invention is described in further detail below with reference to the figures and specific examples. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention. For convenience of description, the directions of "up" and "down" described below are the same as the directions of "up" and "down" in the drawings, but this is not a limitation of the technical solution of the present invention.