CN103053379B - Renewing method for man-planted forest of Chinese pine - Google Patents
Renewing method for man-planted forest of Chinese pine Download PDFInfo
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- CN103053379B CN103053379B CN201310028009.9A CN201310028009A CN103053379B CN 103053379 B CN103053379 B CN 103053379B CN 201310028009 A CN201310028009 A CN 201310028009A CN 103053379 B CN103053379 B CN 103053379B
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Abstract
The invention discloses a renewing method for man-planted forest of Chinese pine. The method includes according to the set row and column space, planting strong Chinese pine saplings in required planted land, and replanting Chinese pine saplings failing to survive in 2 to 3 years after first planting; preparing soil in the spring of the year when the Chinese pine saplings grow healthy and mature seeds, by preparing soil in the cave-shaped manner which forms seed-gathering cave; intermediate cutting, nurturing and doubling the row and column space, when the Chinese pine saplings grow for 12 years, then preparing soil in the banded manner to form seed-gathering grooves; transplanting part of the samplings to nutrient cups when the samplings grow up from the seed-gathering caves and the seed-gathering grooves, nourishing strong Chinese pine samplings, achieving control of the positioning and the density of Chinese pine forest by the Chinese pine saplings not transplanted. The renewing method for man-planted forest of Chinese pine is economical, convenient and sustainable for forestry application.
Description
Technical field
The present invention relates to more new technology of a kind of forest plantation seedling, relate in particular to a kind of update method of Chinese pine plantation.
Background technology
Chinese pine originates in China, and natural distribution is extensive, and the ground such as Beijing, Liaoning, the Inner Mongol, Hebei, Shanxi, Shanxi, Shandong, Gansu, are one of north of China wide geographic area Major Tree Species Planteds.Chinese pine strong adaptability, well developed root system, tree performance grandness, with luxuriant foliage and spreading branches in leafy profusion, there is the good function that conserves water and soil and beautify the environment.Tree crown childhood is turriform or coniform shape, the middle age tree be avette or irregular trapezoidal.The tree crown of isolated old tree is flat-top, oblateness, umbrella shape etc.Dry sturdy upright, form tower tree-like, sometimes also can grow up to bending colourful trunk, seem vigorous tall and straight.The positive tree of Chinese pine, treelet the moon of resistance to side, cold tolerance is strong, likes micro-acid and neutral soil, not Salt And Alkali Tolerance.For deep-rootedness seeds, main root prosperity, vertically in depth under; Lateral root is also very flourishing, to surrounding horizontal stretching, focuses mostly in upper soll layer.Chinese pine is not strict to the requirement of soil nutrient and moisture, but requires soil aeration in order, therefore growth is better in spongiosa soil.As soil bonding or excess moisture, poor aeration, grows bad, shows as the early stage dry tip.On waterlogged level land or there is the place of seasonal ponding not grow.On the absorption root of Chinese pine, there is the mycorhiza of symbiosis, therefore on cultivation condition, have certain requirement.
At present, China most of oil pine forest is forest plantation, and large-area Chinese pine plantation has been improved ecotope, has slowed down water and soil loss, has promoted the development of local economy.Because Chinese pine growth of seedling is slower, form is perfectly straight not, and side shoot is comparatively sturdy, so Chinese pine seedling should dense planting in theory.China most of oil pine forest does not obtain at later stages intermediate cutting timely and fosters, and makes that Chinese pine plantation density, crown density are large, litter horizon is thicker, and sylvan life vegetation diversity lacks, and most importantly causes sylvan life to be difficult to occur that Chinese pine seedling upgrades.Make like this pine plantation woods cannot realize nature and upgrade, whole standing forest is in the same age of stand, and this sustainable development to forest and forest demand has greatly restriction.
At present, the main method that Chinese pine plantation is upgraded after large intensity intermediate cutting is fostered is artificial after-culture seedling, and this method makes two Pinus tabulaeformis forest generation, the gaps age of stand too large, cannot realize the sustainable use of forest, and artificial culture seedling cost is high, survival rate is low.
Summary of the invention
The object of this invention is to provide the update method of the Chinese pine plantation of a kind of economy, convenience, sustainability.
The object of the invention is to be achieved through the following technical solutions:
The update method of Chinese pine plantation of the present invention, comprises step:
A, the Chinese pine seedling of planting healthy and strong according to the row, column spacing of setting on needed planting site, carry out after-culture to the Chinese pine seedling not surviving in 2 to 3 years of planting later;
B, the Chinese pine seedling of planting in steps A can be born the spring then of the seed of healthy mature and carry out whole ground, and the method on whole ground adopts cave-shaped whole ground, forms seed enrichment cave;
In C, the growth of Pinus tabulaeformis seedling to 12 of planting in steps A year, carry out intermediate cutting, foster, by one times of row, column pitch enlargement, then carry out the whole ground of ribbon, form seed enrichment groove;
D, in the time there is a large amount of Chinese pine seedling in described seed enrichment cave or seed enrichment groove, part sprigging, to cultivating cup, is cultivated to healthy and strong Chinese pine seedling, and is realized the control of determining strain and density of Pinus tabulaeformis forest by the Chinese pine seedling of not transplanting.
As seen from the above technical solution provided by the invention, the update method of the Chinese pine plantation that the embodiment of the present invention provides, due to the Chinese pine seedling of first planting healthy and strong according to the row, column spacing of setting, in 2 to 3 years of planting later, the Chinese pine seedling not surviving is carried out to after-culture on needed planting site; Can bear the spring then of the seed of healthy mature when Chinese pine seedling and carry out whole ground, the method on whole ground adopts cave-shaped whole ground, forms seed enrichment cave; In the time of growth of Pinus tabulaeformis seedling to 12 year, carry out intermediate cutting, foster, by one times of row, column pitch enlargement, then carry out the whole ground of ribbon, form seed enrichment groove; In the time there is a large amount of Chinese pine seedling in seed enrichment cave or seed enrichment groove, part sprigging is arrived and cultivated cup, cultivate healthy and strong Chinese pine seedling, and realize the control of determining strain and density of Pinus tabulaeformis forest by the Chinese pine seedling of not transplanting, the sustainable use of economy, convenience, forest.
Accompanying drawing explanation
The schematic diagram on the cave-shaped whole ground in the update method of the Chinese pine plantation that Fig. 1 provides for the embodiment of the present invention;
The schematic diagram on the whole ground of ribbon in the update method of the Chinese pine plantation that Fig. 2 provides for the embodiment of the present invention.
Embodiment
To be described in further detail the embodiment of the present invention below.
The update method of Chinese pine plantation of the present invention, its preferably embodiment comprise step:
A, the Chinese pine seedling of planting healthy and strong according to the row, column spacing of setting on needed planting site, carry out after-culture to the Chinese pine seedling not surviving in 2 to 3 years of planting later;
B, the Chinese pine seedling of planting in steps A can be born the spring then of the seed of healthy mature and carry out whole ground, and the method on whole ground adopts cave-shaped whole ground, forms seed enrichment cave;
In C, the growth of Pinus tabulaeformis seedling to 12 of planting in steps A year, carry out intermediate cutting, foster, by one times of row, column pitch enlargement, then carry out the whole ground of ribbon, form seed enrichment groove;
D, in the time there is a large amount of Chinese pine seedling in described seed enrichment cave or seed enrichment groove, part sprigging, to cultivating cup, is cultivated to healthy and strong Chinese pine seedling, and is realized the control of determining strain and density of Pinus tabulaeformis forest by the Chinese pine seedling of not transplanting.
In described steps A, the spacing of row, column is more than or equal to 3mx3m, Pinus Tabulaeformis Planting seedling in mid-May or 7, rainy season in August, and described Chinese pine seedling is selected 5,6 years raw seedlings, more than height of seedling requires 0.5m, more than leading thread 0.3cm.
Described seed enrichment cave be that 30～40cm, area are that 40cm～60cm is square deeply.
Groove depth 30cm～50cm, the groove width 2m～4m of described seed enrichment groove.
Feature of the present invention is simple and direct, practical, economical, but also a large amount of seedlings can be provided every year, for other local afforestation.
Specific embodiment, comprises the steps:
(1) design of Chinese pine initial density in planting: the Chinese pine seedling of planting healthy and strong on needed planting site, ranks spacing is 3mx3m, plants later in 2,3 years to the after-culture of carrying out not surviving.
(2) construction of Pinus tabulaeformis stand: Pinus Tabulaeformis Planting when mid-May or 7, rainy season in August, Chinese pine is selected 5,6 years raw seedlings, the healthy and strong nursery stock more than height of seedling requires 0.5m, more than leading thread 0.3cm.Chinese pine will suitably be poured water after planting, and within 6～8 days, becomes flexible once, Chinese pine is inserted to the space of base portion and tamps with soil, improves survival rate.
(3) whole ground before Chinese pine seeds maturation: as shown in Figure 1, the finishing time in forest land can be born the seed spring then of healthy mature in Chinese pine.The method on whole ground adopts cave-shaped whole ground.Cave-shaped is to carry out cave-shaped breaking ground by certain seeding row spacing wholely, the dark 30～40cm that breaks ground, and the face 40cm～60cm that breaks ground is square, forms seed enrichment cave.
(4) the Pinus tabulaeformis forest intermediate cutting time of fostering is determined: as shown in Figure 2, in Pinus Tabulaeformis Growth to 12 year, carry out suitable fostering, be 3mx3m and become the density of 6mx6m, implementation method from row, column spacing; Be mainly that 12 years old Pinus tabulaeformis are transplanted, then carry out once the whole ground of ribbon comprehensively, ribbon is that the row, column in Pinus tabulaeformis forest plows shallow slot wholely, forms seed enrichment groove, groove depth 30cm～50cm, wide 2m～4m.
(5) field management on Chinese pine ground: in the time that a large amount of Chinese pine seedling appears in forest land, according to actual conditions, part sprigging is arrived and cultivated cup every year, the Chinese pine seedling of a large amount of stalwartnesses so not only can be provided, can also realize Pinus tabulaeformis forest and determine the control of strain and density, thereby realize the Sustainable Operation of Chinese pine seedling.
The invention belongs to pine plantation woods and upgrade and cultivation technology, be mainly applicable to the larger area of forest plantation Pinus tabulaeformis forest initial density in planting.Aim of the present invention is to foster the time by pine plantation woods initial planting density is reasonably set with rational intermediate cutting, through different Human disturbance modes, make the seeds that this renewal of Chinese pine is comparatively difficult realize good renewal, carry out human assistance afforestation and naturally grow into forest and combine.Be characterized in simple and direct, quick, economical, applicable, but also a large amount of seedlings can be provided, for other local afforestation.
The above; only for preferably embodiment of the present invention, but protection scope of the present invention is not limited to this, is anyly familiar with in technical scope that those skilled in the art disclose in the present invention; the variation that can expect easily or replacement, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claims.
Claims (3)
1. a update method for Chinese pine plantation, is characterized in that, comprises step:
A, the Chinese pine seedling of planting healthy and strong according to the row, column spacing of setting on needed planting site, carry out after-culture to the Chinese pine seedling not surviving in 2 to 3 years of planting later;
B, the Chinese pine seedling of planting in steps A can be born the spring then of the seed of healthy mature and carry out whole ground, and the method on whole ground adopts cave-shaped whole ground, forms seed enrichment cave;
In C, the growth of Pinus tabulaeformis seedling to 12 of planting in steps A year, carry out intermediate cutting, foster, by one times of row, column pitch enlargement, then carry out the whole ground of ribbon, form seed enrichment groove;
D, in the time there is a large amount of Chinese pine seedling in described seed enrichment cave or seed enrichment groove, part sprigging, to cultivating cup, is cultivated to healthy and strong Chinese pine seedling, and is realized the control of determining strain and density of Pinus tabulaeformis forest by the Chinese pine seedling of not transplanting;
In described steps A, the spacing of row, column is 3mx3m, Pinus Tabulaeformis Planting seedling in mid-May or 7, rainy season in August, and described Chinese pine seedling is selected 5,6 years raw seedlings, more than height of seedling requires 0.5m, more than leading thread 0.3cm.
2. the update method of Chinese pine plantation according to claim 1, is characterized in that, described seed enrichment cave be that 30～40cm, area are that 40cm～60cm is square deeply.
3. the update method of Chinese pine plantation according to claim 1, is characterized in that, groove depth 30cm～50cm, the groove width 2m～4m of described seed enrichment groove.
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| CN201310028009.9A CN103053379B (en) | 2013-01-24 | 2013-01-24 | Renewing method for man-planted forest of Chinese pine |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105104049B (en) * | 2015-03-23 | 2017-10-24 | 宁波市鄞州区天童林场 | A kind of naturalization mating system of money loose seedling |
| CN104885873B (en) * | 2015-05-12 | 2019-02-19 | 河北省林业科学研究院 | A kind of Pinus tabulaeformis forest manually promotes natural regeneration method |
| CN105123187B (en) * | 2015-07-29 | 2018-02-06 | 北京市水利规划设计研究院 | A kind of vegetation ecological restorative procedure under riverside zone ecology induction |
| CN105494008A (en) * | 2015-12-16 | 2016-04-20 | 青岛百瑞吉生物工程有限公司 | Breeding and cultivating method for Chinese pines |
| CN107593246B (en) * | 2017-11-06 | 2020-01-24 | 河北省林业科学研究院 | Method for promoting recovery of seriously degraded Chinese pine forest land |
| CN113383689B (en) * | 2021-06-15 | 2023-09-08 | 北京林业大学 | Method for promoting artificial forest update |
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| CN101433172A (en) * | 2008-12-18 | 2009-05-20 | 北京林业大学 | Renew and reconstruction technique of low-function forest for conservation of headwaters |
| CN101810121B (en) * | 2010-04-14 | 2011-12-14 | 北京林业大学 | Fast afforestation method of tamarix chinensis at coastal saline-alkali soil |
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