1)stand type林分类型
1.The genetic diversity of Dendrolimus tabulaeformis Tsai et Liu in forests of different stand types;不同林分类型下油松毛虫(Dendrolimus tabulaeformis Tsai et Liu)种群遗传多样性
2.A preliminary analysis of the ecological economic efficacy of major stand types in Wujiang Watershed;乌江流域主要林分类型生态经济效益初析
英文短句/例句
1.A Study of Forest-type Diversity and Stability of Spruce and Fir on Taohe Forest Range洮河林区云、冷杉林分类型的多样性及稳定性
2.Study on diversity and stability of stand types of Picea-abies forests in Taohe forest region洮河林区云冷杉林分类型多样性及稳定性研究
3.Study on Litterfall of Two Major Forest Stands in Maoershan Area;帽儿山林区两种主要林分类型凋落物研究
4.Soil hydrological function of main forest types in Tonglu’s ecological non-commercial forest桐庐生态公益林主要林分类型的土壤水文效应
5.Natural population dynamics of Philosamia cynthia in different types of stands不同林分类型樗蚕自然种群动态规律
6.Soil quality assessment of different forest stands in the hilly region of southern Jiangsu province苏南丘陵不同林分类型土壤质量评价
7.Soil Nutrient Status of Different Forest Types in Nanling Mountains,Northern Guangdong Province广东南岭不同林分类型土壤养分状况比较分析
8.The results showed that: ① the soil structure of forest was better than grassland, and the mixed forest was superior to the pure forest.结果表明：①各种林分的土壤结构明显好于荒草地，不同林分类型中混交林分明显优于单纯林。
9.Eco economic Function of Main Forest Stand Types in Wujiang River Watershed乌江流域主要林分类型的生态经济功能研究
10.The Genetic Diversity of Dendrolimus Tabulaeformis in Forests of Different Stand Types;不同林分类型油松毛虫种群遗传多样性研究
11.Sluice Characteristics of Main Forest Types in Eastern Mountain Areas of Heilongjiang Province;黑龙江东部山地主要林分类型蓄水特征的研究
12.Classification and codes for forestry resources--Forest typesGB/T14721.1-1993林业资源分类与代码森林类型
13.Cluster analysis on site type classification of scenic forest基于聚类分析的风景林立地类型划分
14.Comparison Study on Regeneration of the Three Types of Forest in Jingouling Forest Farm金沟岭林场主要森林类型林分更新比较研究
15.The Stand Growth Model Construction Research Based on Timing Analysis and Clustering基于聚类和时序分析的林分生长模型
16.Research of Forest Fuel Type Classification Based on Remote Sensing;基于RS的森林可燃物类型划分的研究
17.Study on Division of Management Type of the Province-owned Forest Farm in Guangdong Province;广东省属国有林场经营类型划分初探
18.Current Situation and Categeory of Community Forestry Engineering in Henan Province河南省社会林业工程现状及类型划分
相关短句/例句
forest type林分类型
1.Soil hydrological function of main forest types in Tonglu’s ecological non-commercial forest桐庐生态公益林主要林分类型的土壤水文效应
2.According to the renovation investigation under natural Korean pine forest,this paper states that there are con- sanguineous relationship among renovation,forest type and site conditions.通过对天然红松林下的更新进行调查,阐明了天然红松林下的更新好坏和林分类型及土地条件有着密切的关系,对今后天然红松林经营起到借鉴作用。
3.According to the soil particle distribution theory and the fractal theory,this paper studied soil structural property of seven different forest types and grassland.结果表明:①各种林分的土壤结构明显好于荒草地,不同林分类型中混交林分明显优于单纯林。
3)Forest types林分类型
1.This paper comparatively studies evapo-transporation of 6 representative forest types,such as young growth larch,half-mature larch ,young growth Korean pine,half-mature Korean pine,oak,weed tree,in mountain- ous area of eastern Liaoning by observing fixed plots.本试验运用固定标准地观测的方法测定辽东山区几种主要林分类型的蒸发散量,根据布兰尼—尼里德尔模型推算的后楼水库集水区邻域范围内的年土壤和枯落物水分蒸发量分别为落叶松幼龄林720 mm/a、落叶松中龄林751 mm/a,红松幼龄林762 mm/a、红松中龄林826 mm/a、柞树林677 mm/a、杂木林741 mm/a。
2.Results indicate that there are great differences in soil bulk density and soil porosity for the three different forest types;soil bulk density increases with the increase in soil depth for all the forests;total soil porosity and capillary porosity both decrease with the increase in soil depth;the average soil bulk density of Chinese fir forests(1.结果表明,不同林分类型的土壤容重和土壤孔隙度差异明显,且土壤容重均随土壤深度的增加而不断增加,土壤总孔隙度与毛管孔隙度均随土壤深度的增加而不断减小;杉木林(1。
4)stand types林分类型
5)Forest type classification森林类型分类
6)Classification of forest type林地类型划分
延伸阅读
血液有形成分各种类型的血细胞虚线指示中间类型的细胞。
