查询词典 protection forest

Of system of sound forestry plan cost build should include to cancel Yo forest fund, dimension brief cost and all sorts of collect fees inconsequently, reservation forestry protection builds a few cost such as cost, the system of public government spending in perfect forestry branch and clear forest property right.

合理的林业规费体系的建立应包括取消育林基金、维简费和各种不合理的收费，保留林业保护建设费等少数费用，完善林业部门中的公共财政支出体系以及明晰森林产权等。

The protection object is in the partial moist subtropical evergreen broad-leaved forest, relict species and habitats in which wild animals, while the role of forest water conservation research tasks.

保护对象为中亚热带偏湿性常绿阔叶林、孑遗树种及栖息其中的野生动物，另有森林涵养水源作用的研究任务。

It is closely related to other successive courses such as Forest Ecology, Silviculture, Forest Management, Natural Reserve Conservation and Wildlife Protection.

树木学是林学专业的一门重要的专业基础课，它与森林生态学、造林学、森林经理学、自然保护学等都有着密切的关系。

The main topics of this course include forest trees seeds, silviculture and forest protection.

森林学2主要课程内容包括林木种子学，育林学及森林保护学。

Patch characteristics indicated that the degree of fragmentation for the natural broadleaf forest was lower than for artificial landscapes of Phyllostachys pubescens, Cunninghamia lanceolata, and Camellia sinensis. Therefore, to maintain sustainable development in the region, and especially to enhance protection for the broadleaf forest matrix, intense human activity and tourism should be reduced.

景观要素的斑块特征表明，在目前干扰强度下，阔叶林景观的连通性尚好，破碎化程度低；毛竹纯林、杉木纯林和茶园等人工或半人工经营景观的破碎化程度高，建议应该减少强烈的人类经营活动和旅游，特别要加强对阔叶林基质的保护，实现区域可持续发展。

In order to protect and restore the evergreen broadleaved forest, middle subtropical evergreen-deciduous broadleaved forest and some rare, endangered plants such as Pseudotsuga gaussenii, et al. more efficiently here, some protection measures are proposed in present paper.

为保护和修复该地的常绿阔叶林、中亚热带常绿落叶阔叶混交林以及一些重要的珍稀濒危植物资源如华东黄杉林等，提出了一些相应的保护措施。

Silvicultural production mechanization is to increase forest cover, protection and an important way to expand the forest resources.

营林生产机械化是提高森林覆盖率，保护和扩大森林资源的重要途径。

Fire resistance of Pinus armandii bole were tested with fuel bed designed by the authors during the prohibitive period of forest fire. The mortality rate was accounted with a program developed by the authors with Visual Basic 6.0 after the phloem of samples were soaked with 4% 2, 3, 5-triphenyltetrazolium chloride solutions, then painted and scanned the distributing map of mortal and living phloem, purified the map color with Photoshop. Relationships between fire resistance of the bole and diameter, wood bark thickness, temperature, and heating time were anayzed. Countermeasures of forest fire protection were put forward.

在森林防火戒严期，用自行设计的装置对云南主要造林树种华山松进行了不同温度、时间作用下的树干耐火性试验，用红四氮唑对高温作用后的树干韧皮部进行了染色，经勾绘、扫描后用Photoshop软件将死亡的韧皮部处理成易于计算机识别的纯色，用Visual Basic 6.0编写的程序计算了树干韧皮部的死亡率，初步分析了华山松树干耐火性率与树干直径、树皮厚度、受热温度、受热时间的关系，据此提出了相应的森林消防措施。

Forest designated for total protection of representative forest ecosystems in which all forms of extraction are prohibited.

为全面保护有代表性的森林生态系统而特定的森林，该处禁止任何形式的采伐。

The paper give a picture of forestry development, forest resource management, forest protection and related policies and laws in Finland.

介绍了芬兰的林业发展、林业资源管理、保护及相关的法律政策问题。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。