为了进一步明确铜仁市林木种质资源现状,提高保护利用水平,2000年以来,全市10个区县的林木种质资源调查研究,首次较完整列出了1973种林木植物的科属名录(主要包含种子植物125个科,其中裸子植物占9科27属,被子植物占116科430属,单子叶植物占5科27属,双子叶植物占111科403属)和每个科的物种数量、最新的国家级保护植物名录(2022年统计国家一级保护植物9种,二级保护植物31种(2018年统计一级5种,二级24种)和分布,分析了林木种质资源的保护利用情况,并提出了部分建议,为林木密切相关的农业和林业种质资源利用奠定了坚实的基础。
为提升保障性苗圃建设与管理成效,给林业健康可持续发展提供保障,在分析铜仁市林业保障性苗圃基本情况、信息动态及监测管理现状基础上,进一步分析了保障性苗圃技术力量、生产经营、资金保障、供需衔接、良种结构和科技支撑等方面存在的问题,提出了加强培训学习,加大资金投入、强化规划引领、调整品种结构、开展科研合作等对策建议,切实提升林业保障性苗圃的苗木保障能力和供应调控作用.
基于铜仁市新一轮退耕还林工程建设现状,客观评价和分析了工程建设取得的生态效益、经济效益和社会效益.针对新一轮退耕还林项目建设用地难、效益低、管护资金少、产业链不发达、部门联动不足等矛盾和问题,充分利用国家支持贵州在新时代西部大开发上闯新路的新机遇,提出统筹造林项目、实施提质增效、健全产业结构、完善政策体系、强化绩效考核等高质量发展对策建议.
客观评价了铜仁市新一轮退耕还林工程实施情况和建设成效,分析了工程建设中存在的突出矛盾和问题,结合国家新一轮退耕还林主要政策,提出强化观念转变、精准规划设计、注重部门协调、建立目标责任、落实配套政策、加大技术培训、探索精准扶贫等策略措施.
论述林木种质资源调查的目的意义,提出林木种质资源调查工作的指导思想、原则,明确了调查对象和调查内容;规定相应的技术要求和实施程序,构建了调查规程的整体框架,研制了一套完整的调查技术措施;规范和制定了成果报告的结构、质量监督和检查验收标准.提出建立长期的、持续的林木种质资源监测评估体系,实现林木种质资源动态监测、高效管理和可持续利用.
Random sampling,line sampling and plot sampling were used to investigate forest tree germplasm resources in Shiqian County.The inventory found 1884 species,717 genera and 179 families of seed plants,including 25 species,16 genera and 8 families of gymnosperms and 171 families,701 genera and 1859 species of angiosperms.The analysis of the wild resources in the area shows that the world has 48 families,73 families of the tropic zone and 45 families of the tem-perate zone.It indicates that the flora of wild seed plants in the county has obvious tropical affinities.According to the main purpose and target value,the tree seed plant resources were classified and studied.Based on the current situation of resources and utilization of resources,the suggestions for further mining and utilization of forest germplasm resources were put forward.
<span id="ChDivSummary" name="ChDivSummary" class="abstract-text">林木种质资源是林业生产力发展的基础性资源,也是国家战略性资源。世界发达国家对林木种质资源十分重视,我国也将林木种质资源列为林业工作的重中之重。林木种质资源调查、保护和利用关系到提高森林质量和林业生产力,关系到社会经济发展对优质、高效和多样化林业产品的需求,关乎国家林业战略目标实现以及我国生态、木材和粮油安全。文中根据目前全国林木种质资源调查工作进展及成果,结合贵州省铜仁市实际情况,分析、讨论我国林木种质资源调查工作现状和存在的问题,进一步明确林木种质资源调查的方法、目标任务和保障措施,对如何加强林木种质资源保护和利用提出建议。</span>
介绍了良种油茶高接换冠采穗圃营建技术,对高接换冠采穗圃不同品种的保存及生长情况进行了调查分析,初步筛选出了成活率高,新梢生长好,抽枝多的几个品种资源,为铜仁地区甚至贵州省油茶产业发展提供优良繁殖材料。
The light matrix vessel is used to cultivated seedlings of Pinus massoniana based on the right moment humiture control and nutrient management in the greenhouse big awning.This paper analyses the nursery stock quality of masson pine,and puts forward the reasonable suggestions for the management before the seedlings transplanted from the nursery.
According to the forest inventory data,it summarized the dynamic changes of forest area,forest volume,forest structure in Tongren region over three decades,and analyzed its forest quality and regional differences in recent years.The results showed that: From 70 s of last century to the mid-80 s,forest land area and forest volume were decreased;then forest land area and forest area increased significantly,forest volume and forest coverage increased;Since 2005,the region's forest area and growing stock increased rapidly through the implementation of national key forestry projects;it exist East-west differences of forest resources distribution,the east forest resources was higher than the west;forest were in a healthy state.
This paper describes the walnut cultivation status in Yinjiang County,analyses the problems and potential of developing walnut industry,and proposes countermeasures for walnut industrialization.
根据林木种子生产经营的特殊性,分析铜仁地区林木种苗生产经营许可现状,指出林木种苗生产许可中存在的问题,对规范林木种苗办证程序,严格市场准入,提高管理水平,加强技能培训和强化部门协调方面进行探讨。