Rain snow and ice freezing resistance evergreen broad-leaf forest afforestation method

A broad-leaved forest, rain and snow technology, applied in afforestation, forestry, climate change adaptation, etc., can solve the problem of lack of quantitative diagnosis of the functional characteristics of tree species against freezing, rain and snow, and achieve increased biodiversity, operability, and effectiveness. high effect

Active Publication Date: 2015-08-12
宁波市鄞州区天童林场
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Problems solved by technology

[0005] The technical problem to be solved by the present invention is to provide a kind of anti-freezing and mechanical damage resistance, good growth, and stand function in view of the current situation that the existing forestry technology lacks quantitative diagnosis of tree species' anti-freezing, rain and snow functional characteristics. A clear goal, safe and stable evergreen broad-leaved forest cons

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Embodiment Construction

[0029] The technical solution of the present invention will be described in further detail below in conjunction with the accompanying tables and specific examples.

[0030] The implementation site is located in Panshan Forest District, Tiantong Forest Farm, Yinzhou District, Ningbo City, Zhejiang Province, and the experiment period is from February 2005 to December 2013.

[0031] (1) Panshan Forest Area of ​​Tiantong Forest Farm (29°46’N, 121°48’E), with an area of ​​91hm 2 , 450m above sea level, the zonal soil is red soil, the thickness of the soil layer varies, generally around 1m, this area is located in the eastern end of the subtropical center, affected by the oceanic monsoon climate, warm and humid, the average annual temperature is 16.2 ℃, the coldest month is the average The temperature is 4.1°C, the lowest temperature in February 2008 is -5°C, the average annual precipitation is 1386mm, and the annual relative humidity is 82%. From July to October every year, it suf...

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Abstract

The invention relates to a rain snow and ice freezing resistance evergreen broad-leaf forest afforestation method, which belongs to the field of mountain forest ecological system environment protection. The method comprises the following concrete steps that major tree species and common tree species of coastal mountain typical evergreen broad-leaf forest are selected; through testing and analyzing the reflected response features of plants for resisting mechanical damage and low-temperature environment, a layer analysis method is used for calculating the wind and ice freezing resistance relative capability (IE value) of each species, and the suitable growth species are selected; the geomorphic growth preference features of the species are combined, the wind-resistance advance species applicable to different geographical conditions are screened; through the steps of afforestation, tending, function target tree culture and the like on the selected species, the vergreen broad-leaf forest with strong rain snow and ice freezing resistance capability can be integrally built. The method can be used for accurately selecting the rain snow and ice freezing resistance tree species applicable to different mountain environment. Compared with the conventional forest afforestation method, the method has the advantages that the freezing resistance performance of the afforestation tree species is good, the growth is good, the forest stand function targets are clear, the efficiency is high, and the like. The rain snow and ice freezing resistance evergreen broad-leaf forest afforestation method can be used for ecological restoration afforestation for rain snow and ice freezing mountain.

Description

technical field [0001] The invention belongs to the field of environmental protection of mountain forest ecosystems, and in particular relates to a method for afforestation of evergreen broad-leaved forests resistant to freezing by rain and snow Background technique [0002] The evergreen broad-leaved forest is the essence of my country's forest resources. It is a forest ecosystem with the most complex structure, the most stable community, the largest biomass, the richest biodiversity, and the strongest ecological function. The protection and development of evergreen broad-leaved forests not only has great strategic significance for maintaining national security, species security, climate security, freshwater security, and survival security, but also has far-reaching significance for the sustainable development of the Chinese nation. [0003] Rain and snow freezing can cause direct or indirect adverse effects on forests and regional ecological environment. For example, the m...

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Application Information

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IPC IPC(8): A01G23/00
CPCA01G23/00Y02A40/22Y02P60/40
Inventor 王良衍李修鹏阎恩荣杨晓东赵绮
Owner 宁波市鄞州区天童林场
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