您要查找的是不是：
- Environmental gradient analysis and species group division of tree species distribution in eastern Zhongtiao Mountain 中条山东段森林乔木树种分布的环境梯度分析与种组划分
- Application and comparison of generalized models and classification and regression tree in simulating tree species distribution 广义模型及分类回归树在物种分布模拟中的应用与比较
- tree species distribution 树种分布
- Pb concentration and distribution in main tree species on both sides of highway in suburbs of Nanjing City. 城郊公路两侧主要森林类型铅含量及分布规律。
- Abour 69.90% of the tree species were of the type of northern temperate distribution zone. 69.;90%25的种类属于北温带分布区类型。
- Sub-tropical tree species in the western mountain sumac has a broad distribution. 亚热带树种漆树在西部山区有着广泛分布。
- It's one of the tree species I have just learned to know. 我刚认识的树种。
- The DBH class distribution of the arbor tree species shows all obvious pyramid type. 生活型组成则以高位芽植物占显著优势(72.;1%25)。
- China has the world's most ancient tree species -- metasequoia. 中国有世界最古老的树种 --水杉。
- Dormancy Depth of Several North-east China Tree Species. 东北几个树种苗木的休眠深度
- Shanxi allspice tree species of medicinal and spice. 山西香果药用及香料树种。
- Lower slopes of the upper dry rainforest tree species. 为低山坡干性雨林中上层乔木树种。
- THE PRELIMINARY STUDY OF THE CORRELATIONS BETWEEN THE DISTRIBUTION OF MAIN EVERYGREEN BROAD-LEAF TREE SPECIES IN JIANGSU AND CLIMATS. 江苏主要常绿阔叶树种的分布与热量关系的初步研究
- Objective To study on species distribution and classification of Culicoides vexans section. 目的研究中国骚扰库蠓组的分布和分类。
- Objective To study the species distribution and classification of Culicoides (Trithecoides) . 目的调查研究中国库蠓属三囊亚属的种类分布和分类。
- Objective:To study on species distribution and classification of Culicoides (Beltranmyia). 目的:调查研究中国带纹库蠓亚属的种类分布和分类。
- It is 700 metres in length and introduces 20 tree species along the walk. 树径全长700米,介绍沿途20种树木植物。
- The Comparison of Frozen Resistance of Several Tree Species of Ilex L. 几种冬青属植物抗冻能力比较。
- Pioneer Tree Species for Forestation in Sandy Land--Hippophae rhamnoides L. 沙地造林的先锋树种-沙棘。
- This paper reports species distribution of caddis larvae in the upper reaches of main rivers in southeast mountainous region of Jinn province. 本文报道了吉林省东南部山地主要江河上游毛翅目幼虫的分布状况，计12科19属31种。
