Township people's governments, sub-district offices，Houma Economic Development Zone Management Committee,各有关单位：
《Houma CityAncient and famous city treesAnd city treeProtection management implementation plan has been approved by the municipal People's government, nowPrint out to youPlease be carefulOrganization and implementation。
People's Government of Houma Cityoffice
2024年7月18日
(This article is released to the public)
Houma CityAncient and famous city treesAnd city tree
Protection management implementation plan
For depth践行习近平Ecological civilization思想，Effective protection and management of ancient and famous urban trees and large urban trees,According to the spirit of the "Opinions on Promoting the Green Development of Urban and Rural Construction", "Measures for the Protection and Management of Ancient and Famous Urban Trees", "Opinions on the Implementation of Scientific greening" and other documents,Combined with the reality of our city,Formulate the implementation plan。
1. Guiding ideology
以Xi Jinping Thought on Ecological CivilizationFor guidance，To realize the effective protection of urban ancient and famous trees resources as the goal，Adhere to the principle of comprehensive protection, territorial management and scientific conservation，Actively promote the institutionalization of protection and management of ancient and famous urban trees，We will further implement the responsibility for the management and conservation of ancient and famous trees，Raise awareness of social protection，We will effectively protect every old and famous tree in the city，Give full play to the unique role of ancient and famous trees in inheriting urban history and culture and promoting ecological civilization，To promote green development and construction"Beautiful Shanxi" lays the foundation for building an ecological garden city。
2. Work objectives
查清全市The situation of ancient and famous trees resources, master the status quo and existing problems of ancient and famous trees resources;Set up全市The information system platform of ancient and famous trees implements dynamic monitoring of ancient and famous trees;Establish and improve全市Management mechanism of ancient and famous trees to implement the responsibility of management and protection;Scientific conservation of ancient and famous urban trees, implementation of protection and management measures;Protect and revitalize endangered and sick old and famous urban trees to extend their survival time;Carry out publicity and education activities on the protection of ancient and famous urban trees,提高The protection consciousness of the general public。
3. Organization
The leading group for the protection and management of ancient and famous trees and urban big trees in Houma City was established to be responsible for the organization and implementation of this plan, with the following members:
组 Chang: Bai Yongming Standing Committee of Municipal Committee, Deputy mayor of Municipal government
副 组 Chang: Zhang Guoxin Deputy Director of the municipal office
邱 君 Municipal housing and urban and rural construction Administration director
Chen Haoxin Director of the municipal Forestry Bureau
Wang Xuewen City garden service center director
成 Staff: Municipal Education and Sports Bureau, Municipal Health Bureau,Municipal Bureau of Industry, information and TechnologyThe main person in charge of the Municipal Transportation Bureau, the municipal private economic development promotion center, the main person in charge of the township (street), the person in charge of the planning and construction Department of the Houma Economic Development Zone Management Committee, the Houma North vehicle depot, Houma highway section and the relevant person in charge of the resident unit。
The leading group has an office, which is located in the Municipal Forestry Bureau (leading the construction of work tasks outside the district) and the Municipal Garden Service Center (leading the construction of work tasks within the district), coordinating and promoting the protection and management of ancient and famous trees and urban trees, and the director of the office is Chen Haoxin and Wang Xuewen。
Iv. Division of responsibilities
参照"Shanxi City Greening Measures" Chapter III Article 26:"The management and protection of urban green space should comply with relevant technical specifications，Shall bear the responsibility of management and protection in accordance with the following provisions: the residential green space shall be responsible for the owner or the property service enterprise entrusted by the owner;The subsidiary green space of the unit shall be responsible for the unit;Urban nurseries, grass nurseries and flower nurseries are productive green Spaces，The business unit shall be responsible for it;Urban public green space shall be the responsibility of the urban greening administrative department;The first four provisions outside the urban green space，The local township (town) people's government and sub-district office shall determine the management and protection unit responsible for the management and protection。城市Greening other than public greeningManagement departments, communities and other relevant units cooperate in supervision and management”To our cityProtection and management of old and famous trees and large urban treesResponsibilities are divided as follows:
(1) public green space in urban built-up areasProtection and management of old and famous trees and large urban treesBy the city garden center is responsible for, mainly includesXintian Road, Chengwang Road, Wenming Road, Wen Road, Jindu Road, Tuanjie Road, Pingyang Road, Nautical Road, Jiangong Road, Shifu Road, Dongfeng Road，Huiyi Street, Jinchu Street, Kangle Street, Navy Street, Hehuan Street, Xingfu Street, Central Street, Huibin Street, Purple Mountain Street, Sports Street, North Station Street, Wangqiao Street, Xiangyang Street, Man Wah Street, Huayuan Street,Beibao Street and other roads and built various public squares, parks, parks in the area。
(2) The green space of the project under constructionProtection and management of old and famous trees and large urban treesThe relevant contracting and construction units are responsible。
(3) Communities, villages, backstreets, alleys and other attached green Spaces within the cityProtection and management of old and famous trees and large urban treesEach township (street) is responsible。
(4) green Spaces attached to various schools and educational institutionsProtection and management of old and famous trees and large urban trees由The municipal Education and Sports Bureau is responsible。
(5) Various medical institutionsgreenbeltProtection and management of old and famous trees and large urban treesThe municipal Health Bureau is responsible for it。
(6) Various industrial enterprisesgreenbeltProtection and management of old and famous trees and large urban trees由Municipal Engineering Bureau,City private economic development promotion centerThe development zones shall be responsible respectively according to the division of rights and responsibilities。
(7) Building all kinds of road green space outside the districtProtection and management of old and famous trees and large urban trees由Municipal Transportation Bureau,市The Forestry Bureau and Houma Road section are respectively responsible for the division of rights and responsibilities。
(8) All organs, enterprises and institutions, resident units and enterprises in the city are responsible for the courtyard green space of their respective unitsProtection and management of old and famous trees and large urban trees。
(9) The Municipal Garden Center takes the lead in the technical guidance work within the completed area, and the Municipal Forestry Bureau takes the lead in the technical guidance work outside the completed area。
五Work task
（一）Carry out a comprehensive resource survey
我市The urban census of ancient and famous trees resources shall be organized once every five years to investigate, register, number, identify, grade and file ancient and famous trees, and publish them to the public。At the same time, during the interval of the census, supplementary investigation and daily monitoring should be strengthened, and the newly discovered ancient and famous tree resources should be registered and documented in time to protect them。
1.Census area
Urban planning areaAncient and famous trees, ancient tree reserve resources, urban trees。
2.Census object
Ancient and famous trees and ancient and famous trees reserve resources。One is the old tree, referring to the age of the treeTrees over 100 years old;The second is famous wood，Rare at home and abroad，Trees of historical and commemorative significance or of important scientific research value;Third, the reserve resources of ancient trees，Refers to urban trees that are more than 50 years old and less than 100 years old;The fourth is the ancient tree group，Refers to the composition of one or more species of trees within a given area，Relatively concentrated growth，Urban ancient tree groups forming specific habitats。In addition, urban trees refer to urban trees that are more than 20 years old（Or the DBH atDeciduous trees above 20 cm, and evergreen trees above 6 m tall or above 18 cm ground diameter）The implementation of four-level protection, reference to ancient tree reserve resources by the urban landscape and afforestation authorities to organize identification, review, and establish archives。
3.Field investigation
① Public green space is the responsibility of the garden department。
(2) Residential areas, unit courtyards, back streets and alleys are divided by territory。
Each unitThe investigators conducted field observation and investigation on the species, location, age, protection level, growth location, growth environment and growth state of each ancient and famous tree resource, as well as the ecology, history, culture, ornamental, scientific value and protection and management status of each ancient and famous tree resource, and carefully filled out the Questionnaire of Each Ancient and Famous Tree in the City.And carry out preliminary identification。For ancient and famous trees with doubtful species, the Identification Form of Suspected Species in the Field Observation and Investigation of Ancient and Famous Trees in Cities should also be filled out.；For the ancient tree groups distributed in groups, in addition to the field observation and investigation of a single ancient and famous tree, the Questionnaire of Urban Ancient Tree groups should be filled out.。
4.Census requirement
By cityUnified numbering, the establishment of text, forms, photos complete,"One tree, One file" of ancient and famous trees, including text, video and electronic files。Field measurement of full coverage should be carried out street by street, unit by unit and plant by plant，Leave no dead ends;Carefully verify the tree species, location, growth potential, tree shape and site conditions，Can't go wrong;Quantitative factors such as tree age, tree height, chest circumference and crown width should be minimized to reduce the error rate，Improve the accuracy rate;Relevant historical legends, anecdotes of famous people, and questions and recommendations in conservation should be as specific, accurate, informative and targeted as possible。
5.Census result
Verify and summarize the accuracy of the investigation factors, tree species identification, grade identification and data employment, omissions and reportsWithin the territoriesWritten report on the survey of ancient and famous urban trees resources, and carefully summarize the local "Catalog of Ancient and Famous Urban Trees Resources" and "Statistical Table of the Number of Ancient and Famous Urban Trees Resources Classification"。The results of the census shall be released to the public after examination and verification at different levels as required, and shall be reported to higher departments for the record。
One is the age of the treeAncient and famous trees over 300 years old shall be given first-grade protection and shall be appraised and reported by the competent department of urban landscapingLinfen CityThe competent department of urban gardening and afforestation, the competent department of housing and urban and rural construction of the province shall review and be confirmed by the provincial people's government before being announced to the publicAnd report to the competent department of housing and urban and rural construction under The State Council for the record;Second, the tree is 100 years old—300-year old trees shall be subject to secondary protection and shall be organized and appraised by the competent department of urban landscaping临汾City urban landscaping department review, by临汾The municipal people's Government shall announce it to the public after confirmationAnd report to the provincial housing and urban and rural construction department for the record;Third, the reserve resources of ancient trees shall be protected at three levels, and shall be identified and reviewed by the competent department of urban landscapingHouma CityAfter confirmation, the people's government shall announce it to the public and report it临汾Municipal municipal department of urban landscaping for record。
（二）Strictly enforceManagement system
Strictly refer to the implementation《Shanxi ProvinceMeasures for the Protection and Administration of Big Trees and Ancient and Famous Trees in Cities and supporting systems and technical standards。Carry out investigation of ancient and famous trees, protection research, and train responsible units and persons responsible for conservation。Establish a system of regular inspection, scientific research, assessment and reward and punishment of ancient and famous trees, and strictly investigate and punish illegal cutting, destruction and transplantation of ancient and famous trees, so that the protection and management of ancient and famous trees will be normalized, legalized, standardized and scientific。
（三）Implement protection and management measures
1.Tree by tree listing protection。According to the requirements, do a good job of the protection of ancient and famous trees and backup resources, and set up necessary protection facilities such as support frames, protection columns, lightning protection devices, and fire prevention signs for ancient and famous trees according to actual needs。The material of the sign is aluminum alloy or stainless steel material, the specification is 40cm*30cm；The style is white characters on a red background of an ancient tree, white characters on a green background of a secondary ancient tree, white characters on a blue background of a backup resource, a concave font, and holes in the four corners. The sign is hung with a telescopic spring rope at a moderate height of the trunk and an eye-catching position or installed in an eye-catching position on the ground nearby, and cannot be nailed to the tree。The content of the sign includes: protection level, numbered tree name, Latin name, family, tree age, grower（名木）Maintenance responsibility unit（个人）Listing unit, listing time, complaint and report telephone, etc。
2.Implement conservation responsibility。The protection system of ancient and famous trees that combines departments, units and individuals shall be implemented. The main body of responsibility for the protection of ancient and famous trees shall be determined according to the tree rights, and those with unclear tree rights shall be determined according to the territorial principle。Make conservation and management plans according to the actual situation, and implement the units and persons responsible for conservation。The competent department of urban landscaping and the person responsible for conservation签订Old and famous trees conservation responsibility, clear conservation responsibility, irregular地Organize professional and technical personnel to check and guide the implementation of conservation responsibilities。
3.Carry out scientific rehabilitation and rescue。On the basis of daily monitoring and consultation with professional and technical personnel，The investigation found that the man-made damage was serious, the branches and leaves were scarce, and the growth was weak，Even dying old and famous trees，The competent department of urban landscaping shall organize experts and technical personnel，Take measures such as building fences, plugging holes, supporting, ventilation and water permeation, prevention and cure of diseases and rot，Extend its life cycle。For the trees that are dead or have no retention value after the rescue has failed, the registration may be cancelled only after the competent department of urban landscaping has ascertained the cause。
4.Establish an information management platform for urban old and famous trees。建立我市Urban old and famous trees information management platform。Through the management platform, detailed information such as location, name, family, photos, growth status, management and protection units and responsible persons of ancient and famous trees can be queried to timely understand the status quo of ancient and famous trees, and targeted protection and rejuvenation measures can be taken to achieve normal supervision of ancient and famous trees。
六Time arrangement
（一）Preliminary work:2024年9Before the end of the month, formulate the implementation plan for the protection and management of urban ancient and famous trees, complete the technical training of ancient and famous trees resources census and the preparation of census materials and related equipment, and start the urban ancient and famous trees census。
(2) Resource survey:2024年11Before the end of the month, complete the field observation and investigation of ancient and famous trees and reserve resources in the city, master the current situation and existing problems of local resources, identify the species, age and grade of trees, and submit a written report of the census and attachments as required1（表1-5）Summary and report。
(3) Grade recognition:2024年12Before the end of the month, the competent department of urban landscape and afforestation respectively identified the grade of ancient and famous trees resources reported。
(IV) Data summary:2025年3Before the end of the month, the basic data of ancient and famous trees and reserve resources in the city will be sorted out and summarized, numbered and registered, and the information filing work will be completed。
(5) Confirmation and announcement:2025年4By the end of the month, according to我市Survey results of ancient and valuable urban trees and reserve resources,By Houma CityPeople's government确认Later announced to the public, and compiled into the"Houma CityList of Urban Ancient and Famous Tree Resources。
(6) Listing protection:2025年5Before the end of the month, complete the listed protection of the confirmed and announced urban ancient and famous trees and reserve resources in accordance with the requirements, and set up protection facilities for ancient and famous trees according to actual needs。
(VII) Summary and evaluation:2025年6A comprehensive summary and evaluation of the protection project of ancient and famous trees in the city was completed。
七Safeguard measures
(1) Strengthen organizational leadership, and widely publicize and launch。各级All departments should fully understand the significance of protecting ancient and famous trees in cities, take ancient and famous trees as an important carrier to promote the construction of ecological civilization, and carry forward the concept of ecological civilization.增强Social ecological protection consciousness。It is necessary to mobilize all units, government organs, organizations, enterprises and public institutions and the people to actively participate in the protection of ancient and famous urban trees，Make full use of TV, radio, newspapers, Internet and other news media，In various forms，Publicize the resource status, scientific value, historical and cultural background and conservation knowledge of ancient and famous trees，In the whole society to form a strong atmosphere that everyone cares for ancient and famous trees。
(2) Strengthen follow-up and evaluation, and timely summary and evaluation。Analyze and refine the responsibility objectives of the protection work of ancient and famous urban trees, and clarify the time and task nodes。Strengthen follow-up supervision and expert guidance, summarize and evaluate the completion of node work in time, find out deficiencies, and make continuous improvement。Urban garden departmentEvery year, the protection of ancient and famous urban trees should be inspected and assessed, and included in the scope of target responsibility assessment, and constantly consolidate the protection effect。
3. Intensify coordination and form synergy。It is necessary to strengthen coordination with relevant departments and jointly do a good job in the protection of ancient and famous trees。Strengthen communication with the news media, actively promote the adoption and management of ancient and famous trees, encourage all sectors of society to participate in the protection of ancient and famous trees, and gradually form a good atmosphere for joint supervision by the government, the media and the society。
4. Improving laws and standards and strengthening law-based administration。It is necessary to earnestly implement the national and provincial laws and regulations on the protection and management of ancient and famous urban trees，Old and famous trees within the scope of the new reconstruction and expansion project，Protection measures should be developed in the project planning，Avoid existing old and famous trees，And in the construction of the implementation in place;Illegally felling, damaging or transplanting old and famous trees，It must be dealt with seriously in accordance with the law。
(5) Strengthen daily management and establish an announcement filing mechanism。The competent department of urban landscaping should formulate scientific daily conservation plans according to the growth potential, site conditions and existing problems of ancient and famous urban trees, and urge and guide the responsible units and responsible persons to implement conservation measures seriously。每Five years will be right我市Make a public announcement on the increase and decrease of ancient and famous trees in the city,All relevant unitsIt is necessary to do a good job in the archives management of ancient and famous trees and the investigation and evaluation of ancient tree reserve resources。
附：1.表1-5
《表1 Urban Ancient and Famous Trees per Tree Questionnaire
《表2 Identification Table of Suspected tree species in Field Observation and Investigation of Ancient and Famous Trees
《表3 Urban Ancient Tree Cluster Survey
《表4 Urban Ancient and Famous Trees Resource Catalog
《表5 Urban Ancient tree Name Resource tree Classification Tree Number Statistics Table
2.Census terminology and instructions for completing the form
附件1
表1 Urban old and famous trees per tree survey
★编号： | ★单位: | ★ Survey sequence number: | |||||||||
★树 种 | Chinese Name: Alias: | ||||||||||
Latin name: 科 ： 属 ： | |||||||||||
★位 置 | 乡镇（街道）: 村（Neighborhood committee）: Small place name: | ||||||||||
Growing place: ① Built area ② Built outside the district | |||||||||||
经度（WGS84Coordinate system): | 纬度（WGS84坐标系）: | ||||||||||
★特 点 | saccidity Group form | 权属 | ① state-owned ② collective ③ individual ④ others | ||||||||
树 龄 | True tree age: 年 | Estimated tree age: 年 | |||||||||
★ Ancient tree grade | ① first class ② second class ③ famous wood ④ Backup resources⑤ City tree | ★树高： 米 | ★ DBH: cm | ||||||||
★冠 幅 | 平均： 米 | 东西： 米 | North and South: meters | ||||||||
Site condition | 海拔： | 坡向： | 坡度： 度 | 坡位： | Soil Type: | ||||||
★ Growth potential | ① normal strain ② weak strain ③ Endangered strain ④ dead strain | ★ Growing environment | ① Good ② Bad ③ very bad | ||||||||
Affect growth Environmental factor | |||||||||||
★ Current status | ① Normal ② Transplant ③ disability ④ New | ||||||||||
★ Ancient tree history（限300字） | |||||||||||
★ Famous wood information | Planting time: | Planter: | 类别 | ① Memorial tree ② Friendship tree ③ Rare tree | |||||||
★ Manage and protect the unit （个人） | ★ Custodial person | ||||||||||
Strange trees Character description | |||||||||||
Tree species identification 记 载 | |||||||||||
Above ground protection 现 状 | ① guardrail ② support ③ block tree hole ④ build tree pool ⑤ wrap tree hoop ⑥Tree pool breathable paving ⑦ Other | ||||||||||
Maintenance and rejuvenation 现 状 | ① Rejuvenation ditch ② infiltration well ③ ventilation pipe ④ young tree contact ⑤ soil reformGood leaf fertilization ⑦ others | ||||||||||
Photos and descriptions （Photo with back） | |||||||||||
Investigator: 年 月 日 Reviewer: 年 月 日
表2 Ancient and famous city treesIdentification table of suspected tree species in field observation and investigation
Specimen collection record | Specimen site | |||||||
Survey number | ||||||||
gatherer | Collection date | / / | ||||||
Specimen site（Mark with "√"） | 枝 | 叶 | 花 | 果 | ||||
Original processing record | Identify whether（Mark with "√"） | identifier | 职称 | |||||
县（市、区） | 市 | 日期 | / / | Chinese name | ||||
Latin name | ||||||||
Appraisal record | ||||||||
Identification result | Chinese name | 科 | 属 | |||||
Latin name | ||||||||
Key identification feature | ||||||||
identifier | 职称 | 日期 | / / | |||||
表3 Urban ancient tree group survey
地点 | Major tree species | ||||
Four solstice bound | |||||
面 积 | 公顷 | Number of ancient trees | |||
Mean height of stand | 米 | Stand average 胸径 （地径） | 厘米 | ||
Mean tree age | 年 | Canopy density | |||
海 拔 | 米 | 坡度 | 度 | 坡向 | |
Soil type | Soil layer thickness | 厘米 | |||
下 木 | 种类： 密度： | ||||
Ground cover | 种类： 密度： | ||||
Management and protection status | |||||
Artificial business activities | |||||
Objective protected tree species | 科 属 | ||||
Custodial unit | |||||
Protection suggestion | |||||
备 注 | |||||
Investigator: 年 月 日 Reviewer: 年 月 日
表4 Urban ancient and famous tree resources directory
编号 | 树种 Chinese name | 别名 | Latin name | 树龄 | 树高 | 胸径 cm | Mean crown width m | Specific growth 位置 | Custodial responsibility 单位 （人） | 古树 | 名木 | 后备 资源 | 有无 标本 And photo | |
一级 | 二级 | |||||||||||||
1 | ||||||||||||||
2 | ||||||||||||||
3 | ||||||||||||||
4 | ||||||||||||||
5 | ||||||||||||||
6 | ||||||||||||||
7 | ||||||||||||||
8 | ||||||||||||||
9 | ||||||||||||||
10 | ||||||||||||||
表5 Urban old and famous trees classified plant number statistics table
单位 | 总计 | 古树 | 名木 | 后备 资源 | 权属 | Growth potential | Growing place | Growing environment | |||||||||
一级 |
二级 | 国有 | 集体 | 个人 | 其他 | Normal strain | Languid strain | Endangered strain | Urban built-up area | 城市 建成 区外 | 良好 | 差 | 较差 | ||||
合计 | |||||||||||||||||
Note: The total number of different types of plants in the table should be equal。
Applicant: 年 月 日 Reviewer: 年 月 日
附件 2
Census terminology and instructions for completing the form
1.编号：141081+The name of the territorial unit is simply spelled+4Contains Arabic digits。
2.Tree species identification:The vegetative organs of the identified subjects were observed（茎、叶）And reproductive organs（花、果）Morphology, anatomical characteristics and growth characteristics, according to the morphological description and search table in the reference books such as "Tree History of China", identify the families, genera and species of trees, and provide information丁Name and Chinese name。For ancient and famous trees of doubtful species, the Identification Form of Doubtful Species of Ancient and Famous Trees in Urban areas should be filled out., collecting specimens as well有关Organ photos by county（市、区）Organization of professional and technical personnel according to the specimen identification, can not be determined, specimens, photos and other information sent to the municipal organization experts identification。
3.位置：Record the specific location of the tree, requiring the accurate filling of small place names, the name of the unit that can be filled in the unit, and the specific distribution area。
4.Growing place:The growing sites are divided into built-up areas and built-up areas。
5.Latitude and longitude:GPS and total station are used for precise positioning。
6.特点：The distribution characteristics can be divided into sporadic and group。
7.权属：The survey should determine whether the trees are state-owned, collective, individual or otherwise。
8.Tree age identification:Divided into three cases, where there are documents, historical materials and legends can be regarded as evidence"Real age"：There's a legend, there's nothing to go on"Legendary age"："Estimate age" before estimating, carefully visit and estimate according to the relevant reference data。
9.Grade of ancient tree:According to the results of age identification and related documents and norms, the grade of ancient trees is determinedTrees over 300 years old are classified as first-grade ancient trees, trees between 100 and 299 years old are classified as second-grade ancient trees, and the reserve resources of ancient trees are classified as third-grade ancient trees。
10.名木：Regardless of grade, the first level of protection。Through the collection of local Chronicles, genealogies, travel notes of historical celebrities and other historical documents, as well as folklore, records, as accurate as possible, not too much error, to identify famous trees。
11.树高：Measuring by height finder or measuring高秆Measured, in meters, reading to decimal places1位。
12.胸径：Measured with a DBH, measured in centimeters, reading to an integer: record the chest circumference reading at the same time, reading to an integer: branch point below1.3m trees, measured near branch points;Diameter and circumference measured by vines and shrubs。
13.冠幅：The width of the crown was determined by the vertical projection of the crown and measured by a leather tape measureMean number, in meters, reading to an integer。
14.Slope division criteria:
坡向 | Azimuth Angle /（度） | 坡向 | Azimuth Angle /（度） |
北坡 | Azimuth 338~22 | Northeast slope | Azimuth 23-61 |
东坡 | Azimuth 68 to 112 | Southeast slope | Azimuth 113~157 |
南坡 | Azimuth 158~202 | Southwest slope | Azimuth 203~247 |
西坡 | Azimuth 248~292 | Northwest slope | Azimuth 293~337 |
aclinal | 坡度<5的地段 |
15.Grade classification criteria:
坡度 | Azimuth Angle /（度） | 坡度 | Azimuth Angle /（度） | 坡度 | Azimuth Angle /（度） |
I | <5 | Ⅲ | 15~24 | V | 35~44 |
Ⅱ | 5~14 | IV | 25~34 | VI | ≥45 |
16.Growth potential grading criteria:
Growth potential class | 叶 片 | 枝 条 | 树 干 |
Normal strain | The normal blade quantity accounts for more than 95% of the total blade quantity | Branch growth is normal, the number of new shoots is large, no dead branches | The trunk is basically intact without necrosis |
Languid strain | The number of normal blades accounts for 95%-50% of the total blades | Shoot growth was weak, and a few branches died | Local damage to the trunk or a small amount of necrosis |
Endangered strain | The normal blade amount is less than 50% of the total blade amount | More branches die | Most of the trunk is dead, dry, or hollow |
Dead strain | Nonnormal blade | The branches are dead, without shoots or buds | Trunk dying |
17.Ancient tree history:By consulting the relevant documents and archives or listening to the local oral, concise record of the masses, the history of the tree's various stories, as well as its related celebrity anecdotes or historical and cultural information, etcWithin 300 words。
18.Description of peculiar characteristics of trees:Including strange shape and strange leaf color and other ornamental traits, to reflect"Strange", "strange" characteristics。
19.Photos and descriptions:Investigators should extract panoramic color photos of ancient and famous trees, and the photos should clearly and naturally highlight the full picture of the ancient trees。The number of the photo should be consistent with the number of the old and famous trees. If the photo needs to be explained in special circumstances, a simple explanation should be made50 words or less;Each plant is required to ensure that two electronic photos are taken, one panorama and one close-up view centered on the trunk.On a clear dayThe best time to take pictures on the same day, the composition is beautiful, the picture is clear, the color is normal, and the natural growth of the tree can be fully reflected。
Document interpretation:Houma City People's Government Office on the issuance of Houma City Old and famous trees and big treesProtection Management Implementation Plan
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