CN102172157A - Method for ecologically greening coastal saline and alkaline land - Google Patents
Method for ecologically greening coastal saline and alkaline land Download PDFInfo
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- CN102172157A CN102172157A CN 201110051398 CN201110051398A CN102172157A CN 102172157 A CN102172157 A CN 102172157A CN 201110051398 CN201110051398 CN 201110051398 CN 201110051398 A CN201110051398 A CN 201110051398A CN 102172157 A CN102172157 A CN 102172157A
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Abstract
The invention provides a method for ecologically greening coastal saline and alkaline land, which is characterized by comprising the following steps: seeds of syzygium odoratum (Lour.) DC. which has the characteristics of saline and alkaline resistance, water and humidity resistance, fast growth rate, luxuriant foliage, beautiful shape and attractive flowers and fruit are sowed for propagation, after seedlings are 30cm high, the seedlings are transplanted into planting bags with a certain salt matrix and conventionally managed in a seedling nursery, and the syzygium odoratum (Lour.) DC. of two years old is moved out of the seedling nursery to be directly applied to greening the saline and alkaline land and managed by adopting the conventional garden technology, wherein the syzygium odoratum (Lour.) DC. of three years old has the height of over 2m and the crown size of 1m*1m, is green all year round, has red fresh leaves and creates the beautiful landscape. The syzygium odoratum (Lour.) DC. has very good application prospects in coastal saline and alkaline land and coastal beaches in the southern part of China.
Description
Technical field:
The invention belongs to the ecological, environmental protective science and technology field, be specifically related to the method for saline land, a kind of beach ecological afforestation.
Background technology:
The salinization of soil has become one of important environmental problem in the whole world.According to UNESCO (UNESCO) and food and agricultural organization (FAO) incomplete statistics, present nearly 9.5 hundred million hm of global saline and alkaline land area
2, accounting for 25% of land surface, the saline and alkaline land area of China has 9,913 ten thousand hm approximately
2, accounting for about 1/28 of saline and alkaline soil, the world, area is equivalent to 1/4 of the existing arable land of China.The saline-alkali soil of China mainly is distributed in 5 Da Qu, i.e. coastal saline-alkali Tu Qu, North China saline-alkali soil district, the semiarid saline-alkali soil in northwest district, northwest drought saline-alkali soil district and northeast arid saline-alkali soil district, and wherein the coastal saline-alkali soil gross area has 211.44 ten thousand hm approximately
2, mainly be to be subjected to contain more salinity in the soil due to seawater influence and the tide invasion and attack because of it generates, and based on NaCl, so belong to chloride solonchak.
In recent years, coastal region gradually development ﹠ construction many economic development zones, make that the economy of coastal region is developed rapidly, yet the afforestation construction of coastal region is but backward relatively.In order to accelerate the afforestation construction of coastal region, a large amount of mountain region seeds are blindly introduced a fine variety in city, many strands and development zone, but by these plants how not salt tolerant alkali, not water-fast wet, wind resistance power is poor, causes many plant mortalities at last.This has not only caused the waste of a large amount of material resources, manpower, financial resources, and does not reach the afforestation effect and the target of expection.Therefore,, filter out the greening construction that the high salt-tolerant plant of one's native land of ornamental value is used for coastal region, be only the key point that realizes coastal region saline land ecological afforestation by wild salt-tolerant plant is taken a broad survey.
Cattail peach (Syzygium odoratum (Lour.) DC.) is for Myrtaceae Syzygium aiphyllium, up to 20m.The blade Long Circle is to lanceolar, top tool tail point, and there are many sagging gland points on the blade face, and that rubs is savory; Give birth on the panicle top or give birth on nearly top, spends more petal white; Fruit is spherical, white powder slightly, 5～August of florescence.Its tree crown is wide, and branch is in great numbers, tree-like grace, spring the tender leaf redness, other, leaf look dark green in season, is the color leaf seeds that wait to develop.Its pattern is simple and elegant, and the fruit look as white as polished jade, and the suitable landscape of doing to locate in lakeside, small stream limit, lawn, greenery patches etc. is set and shade tree, also is new excellent trick bird seeds.These species are the wild indigenous plant in South China, are not used for urban landscaping as yet, more do not see the report that the beach saline land greening is arranged.
Cattail peach natural distribution in China Guangdong, Guangxi, coastal area, Hainan; Vietnam also has, and the ShenZhen,GuangDong beach is that it is in the north of China's natural distribution limit.Present distribution is narrow, and resource is very rare.Cattail peach happiness light, the many moistures of happiness high temperature are waited, and anti-half is shady, and wind resistance power is strong, and salt tolerant alkali is water-fast wet.
Summary of the invention:
The objective of the invention is to utilize salt tolerant alkali and the water-fast biological property such as wet of cattail peach, and in conjunction with artificial propagation techniques, culture technique and configuring technical integrated a kind of be convenient to the operation, be easy to apply, the saline land, beach that not only can adapt to salinity height, high humidity, and can reach the method for saline land, the beach ecological afforestation of the ecology of greening and landscape effect rapidly.
We utilize characteristics such as cattail peach salt tolerant alkali, water-fast wet, fast growth, flourishing, tree-like grace, flowers and fruits are attractive in appearance, behind cattail peach seed propagation, treat to transplant in the plantation bag that contains certain salinity matrix is housed behind the height of seedling 30cm, conventional nursery bed management, living cattail peach can go out the garden in 2 years, directly used and saline land greening conventional garden technical management, 3 years living more than the height of seedling 2m, the hat width of cloth reaches 1m * 1m, and is green throughout the year, and tender leaf is scarlet, the view grace, thus realize purpose of the present invention.
The method of saline land, beach of the present invention ecological afforestation is characterized in that, may further comprise the steps:
(1) with the plant of cattail peach (Syzygium odoratum (Lour.) DC.) as saline land, beach ecological afforestation;
(2) cattail peach seed is mixed with thin river sand, broadcast sowing on the seedbed, cover one deck sandy soil again, cover to loseing soil with straw then, it is moistening that trickle keeps, after treating seed sprouting, straw is thrown off, and the loam cake shading screen, it is moistening that trickle keeps, when treating height of seedling 6～8cm, shift out pack and place cultivation under the shading screen, throw off shading screen after 1 month;
(3) treat height of seedling 30cm after, transplant to the plantation bag, have matrix in the plantation bag, every kilogram of matrix contains normal soil 690～845g, peat soil 100～200g, composite fertilizer (commercially available) 50～100g and NaCl 5～10g, conventional nursery bed management;
(4) grow the busy season in 3～June, will move on to the plantation of saline land, beach, conventional garden technical management through 2 years living seedling that cultivate in above-mentioned nursery.
The cattail peach just can carry out rational pruning to the branch of cattail peach in 1 year after the field planting after field planting is carried out in the saline land by the sea according to the method described above, promoted graceful tree-likely realize early.
The ripe cattail peach fruit that the cattail peach seed of described step (2) preferably will in time be gathered, airing makes its season crack, obtains seed, mixes in 1: 3 ratio of mass ratio with thin river sand and broadcasts sowing, and carries out promptly to adopt promptly and broadcasts.Operation is the high germination rate that can guarantee seed like this, and this is owing to find that through experiment do not broadcast if promptly do not adopt promptly, seed germination rate can reduce rapidly in time.
Covering one deck sandy soil of described step (2), this sandy soil preferred thickness is 1cm, described step (2) is thrown off straw, and loam cake shading screen, it is 90% shading screen that this shading screen is preferably shading rate, describedly shift out pack and place shading screen under cultivation, it is 60% shading screen that this shading screen is preferably shading rate.
The preferred specification of plantation bag of described step (3) is: 20cm * 20cm * 20cm, and to be fit to the growth demand of cattail peach.
In described step (4), preferably at the other colligation bracing or strutting arrangement of seedling, preventing that typhoon from blowing covers.
Peat soil and composite fertilizer are in order to keep soil from packing together, and fertilizer is provided.Matrix in the plantation bag must have certain salinity, and this is crucial, not so undergrowth, and during as matrix, the cattail peach is undergrowth in this matrix with yellow earth or red soil for the inventor.
The present invention utilizes characteristics such as cattail peach salt tolerant alkali, water-fast wet, fast growth, flourishing, tree-like grace, flowers and fruits are attractive in appearance, in conjunction with artificial propagation techniques and culture technique, and the method for saline land, integrated a kind of beach ecological afforestation.Utilize method of the present invention that ecological afforestation is carried out in the saline land, beach, the cattail peach of life in 2 years can go out the garden, directly apply to saline land greening, conventional garden technical management just can carry out rational pruning to the branch of cattail peach in 1 year after the field planting, 3 years living more than the height of seedling 2m, the hat width of cloth reaches 1m * 1m, and is green throughout the year, and tender leaf is scarlet, the view grace can reach the ecology and the landscape effect of greening rapidly.What utilize that the cattail peach carries out that saline land greening is different from conventional plant is, need not fill out soil moved in to improve the original in advance in kind of plant hole, can directly plant in the saline land, can save a large amount of engineering costs like this.Method greening success rate height therefore of the present invention, be convenient to operation, be easy to apply, the saline land, beach that can adapt to salinity height, high humidity, reach the ecology and the landscape effect of greening rapidly, and the cattail peach is the wild indigenous plant in South China, is used for saline land greening, can rake in ecology and landscape effect, not have the danger of ecological invasion.Therefore the present invention has extraordinary application prospect in saline lands, beach such as saline land, beach, South China, seashore beach ground.
Embodiment:
Below be to further specify to of the present invention, rather than limitation of the present invention.
Embodiment 1:
In foliage filter screening base, Nansha District saline land, Guangzhou, in time the gather fruit of ripe cattail peach, its season crack will be made after the fruit airing, collect seed, mix in 1: 3 ratio of mass ratio with thin river sand immediately, broadcast sowing on the seedbed of whole thin leveling, cover the thin sandy soil of about 1cm, cover with straw then, be advisable to lose soil, every day, trickle kept moistening, mulching straw can prevent to be exposed to the sun and water evaporates, seed begins to germinate after about 2 weeks, the straw that covers is thrown off, drawn a bow with bamboo chip and support, cover the shading screen of 90% shading rate thereon, every day, trickle kept moistening, when treating height of seedling 6～8cm, shift out pack and cultivate, the shading screen that need to cover 60% shading rate this moment shades, can throw off shading screen after about 1 month, when treating height of seedling 30cm, moving to specification is the interior plantation of plantation bag of 20cm * 20cm * 20cm, in the plantation bag matrix is housed, every kilogram of matrix contains normal soil 690g (locality blow sand soil or vegetable garden soil), peat soil 200g, composite fertilizer (commercially available) 100g and salt (NaCl) 10g, conventional nursery bed management is through said method, realized the artificial propagation of cattail peach, its germination rate and survival rate can reach more than 90%.
In through street, port, Nansha farm field and forest network the second stage of the project, this location is the saline land, beach, soil salt content 0.4～0.8%, the EC value is at 2500-3500us/cm, the pH value is 7.5～8.5, and water content is 60～80%, in the growth busy season in 3～June, 2 years living seedling of cattail peach that 200 strains are cultivated through above-mentioned nursery move on to this location plantation, and green coverage is 800m
2, and support at the other colligation bamboo pole of plant, preventing that typhoon from blowing covers conventional garden technical management.Promptly presented afforestation effect in 1 year after the field planting, at this moment can carry out rational pruning, promote graceful tree-like realization early, 3 years living seedling well-growns the branch of cattail peach, more than the height of seedling 2m, the hat width of cloth reaches 1m * 1m, and is green throughout the year, tender leaf is scarlet, and the view grace reaches the ecology and the landscape effect of greening.
Embodiment 2
In foliage filter screening base, Nansha District saline land, Guangzhou, in time the gather fruit of ripe cattail peach, its season crack will be made after the fruit airing, collect seed, mix in 1: 3 ratio of mass ratio with thin river sand immediately, broadcast sowing on the seedbed of whole thin leveling, cover the thin sandy soil of about 1cm, cover with straw then, be advisable to lose soil, every day, trickle kept moistening, mulching straw can prevent to be exposed to the sun and water evaporates, seed begins to germinate after about 2 weeks, the straw that covers is thrown off, drawn a bow with bamboo chip and support, cover the shading screen of 90% shading rate thereon, every day, trickle kept moistening, when treating height of seedling 6～8cm, shift out pack and cultivate, the shading screen that need to cover 60% shading rate this moment shades, can throw off shading screen after about 1 month, when treating height of seedling 30cm, moving to specification is the interior plantation of plantation bag of 20cm * 20cm * 20cm, in the plantation bag matrix is housed, every kilogram of matrix contains normal soil 845g (locality blow sand soil or vegetable garden soil), peat soil 100g, composite fertilizer (commercially available) 50g and salt (NaCl) 5g, conventional nursery bed management is through said method, realized the artificial propagation of cattail peach, its germination rate and survival rate can reach more than 90%.
In through street, port, Nansha farm field and forest network the second stage of the project, this location is the saline land, beach, soil salt content 0.4～0.8%, the EC value is at 2500-3500us/cm, the pH value is 7.5～8.5, and water content is 60～80%, in the growth busy season in 3～June, 2 years living seedling of cattail peach that 200 strains are cultivated through above-mentioned nursery move on to this location plantation, and green coverage is 800m
2, and support at the other colligation bamboo pole of plant, preventing that typhoon from blowing covers conventional garden technical management.Promptly presented afforestation effect in 1 year after the field planting, at this moment can carry out rational pruning, promote graceful tree-like realization early, 3 years living seedling well-growns the branch of cattail peach, more than the height of seedling 2m, the hat width of cloth reaches 1m * 1m, and is green throughout the year, tender leaf is scarlet, and the view grace reaches the ecology and the landscape effect of greening.
Claims (4)
1. the method for saline land, beach ecological afforestation is characterized in that, may further comprise the steps:
(1) with the plant of cattail peach (Syzygium odoratum (Lour.) DC.) as saline land, beach ecological afforestation;
(2) cattail peach seed is mixed with thin river sand, broadcast sowing on the seedbed, cover one deck sandy soil again, cover to loseing soil with straw then, it is moistening that trickle keeps, after treating seed sprouting, straw is thrown off, and the loam cake shading screen, it is moistening that trickle keeps, when treating height of seedling 6～8cm, shift out pack and place cultivation under the shading screen, throw off shading screen after 1 month;
(3) treat height of seedling 30cm after, transplant to the plantation bag, have matrix in the plantation bag, every kilogram of matrix contains normal soil 690～845g, peat soil 100～200g, composite fertilizer 50～100g and NaCl 5～10g, conventional nursery bed management;
(4) grow the busy season in 3～June, will move on to the plantation of saline land, beach, conventional garden technical management through 2 years living seedling that cultivate in above-mentioned nursery.
2. the method for saline land, beach according to claim 1 ecological afforestation, it is characterized in that, the cattail peach seed of described step (2) is the ripe cattail peach fruit of will in time gather, airing makes its season crack, obtain seed, mix in 1: 3 ratio of mass ratio with thin river sand again and broadcast sowing, carry out promptly to adopt promptly and broadcast.
3. the method for saline land, beach according to claim 1 ecological afforestation, it is characterized in that, covering one deck sandy soil of described step (2), this sandy soil thickness is 1cm, and described step (2) is thrown off straw, and the loam cake shading screen, this shading screen is that shading rate is 90% shading screen, describedly shift out pack and place shading screen under cultivation, this shading screen is that shading rate is 60% shading screen, and the plantation bag specification of described step (3) is: 20cm * 20cm * 20cm.
4. the method for saline land, beach according to claim 1 ecological afforestation is characterized in that, at the other colligation bracing or strutting arrangement of the seedling of described step (4), preventing that typhoon from blowing covers.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201110051398 CN102172157B (en) | 2011-03-03 | 2011-03-03 | Method for ecologically greening coastal saline and alkaline land |
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| CN 201110051398 CN102172157B (en) | 2011-03-03 | 2011-03-03 | Method for ecologically greening coastal saline and alkaline land |
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| CN102172157B CN102172157B (en) | 2012-05-23 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102523872A (en) * | 2012-01-06 | 2012-07-04 | 广州普邦园林股份有限公司 | Costal beach greening method |
| CN102612967A (en) * | 2012-04-06 | 2012-08-01 | 广西红树林研究中心 | Method for planting cyperus malaccensis in tidal wetland |
| CN103733823A (en) * | 2013-11-22 | 2014-04-23 | 柯正光 | Plant plantation method for coastal saline and alkaline land |
| CN105900663A (en) * | 2016-05-17 | 2016-08-31 | 棕榈生态城镇发展股份有限公司 | Method for greening coast saline and alkaline land in South China |
| CN108967110A (en) * | 2018-07-26 | 2018-12-11 | 思南县华丰果蔬专业合作社 | A kind of cultural method of salt-soda soil peach |
| CN111642311A (en) * | 2020-05-27 | 2020-09-11 | 深圳小洲生态环境有限公司 | Method for planting xu tree in seaside area |
| CN112237069A (en) * | 2020-10-26 | 2021-01-19 | 中国科学院东北地理与农业生态研究所 | Method for transforming soda saline-alkali land waste fishpond into cattail wetland |
-
2011
- 2011-03-03 CN CN 201110051398 patent/CN102172157B/en not_active Expired - Fee Related
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| 《广东林业科技》 19971231 曹洪麟等 广东海岛的森林立地分类与营林措施 9-13 1-4 第13卷, 第3期 2 * |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102523872A (en) * | 2012-01-06 | 2012-07-04 | 广州普邦园林股份有限公司 | Costal beach greening method |
| CN102612967A (en) * | 2012-04-06 | 2012-08-01 | 广西红树林研究中心 | Method for planting cyperus malaccensis in tidal wetland |
| CN103733823A (en) * | 2013-11-22 | 2014-04-23 | 柯正光 | Plant plantation method for coastal saline and alkaline land |
| CN105900663A (en) * | 2016-05-17 | 2016-08-31 | 棕榈生态城镇发展股份有限公司 | Method for greening coast saline and alkaline land in South China |
| CN105900663B (en) * | 2016-05-17 | 2019-01-04 | 棕榈生态城镇发展股份有限公司 | A kind of greening method of south China beach saline land |
| CN108967110A (en) * | 2018-07-26 | 2018-12-11 | 思南县华丰果蔬专业合作社 | A kind of cultural method of salt-soda soil peach |
| CN111642311A (en) * | 2020-05-27 | 2020-09-11 | 深圳小洲生态环境有限公司 | Method for planting xu tree in seaside area |
| CN111642311B (en) * | 2020-05-27 | 2022-06-17 | 深圳小洲生态环境有限公司 | Method for planting xu tree in seaside area |
| CN112237069A (en) * | 2020-10-26 | 2021-01-19 | 中国科学院东北地理与农业生态研究所 | Method for transforming soda saline-alkali land waste fishpond into cattail wetland |
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| CN102172157B (en) | 2012-05-23 |
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