新建网页 1 关键词： 不同树种；混交林；土壤化学性质；土壤酶活性 [gap=1383]Key Words: Different tree species; Mixed stands; Soil chemical property; Soil enzyme activity
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... 针叶材树脂囊 resin cyst resin pocket gum pocket 伴生树种 associated species 不同树种 different species ...
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The investigation shows that different tree species stump has different decomposition process. The environmental factors and the material composed in the stump both affect stump decomposition.
研究结果显示,不同树种伐根的分解过程不同,其分解时间不仅受环境因素的影响,也与伐根自身的物质组成特点相关。
参考来源 - 长白山地区阔叶红松林主要树种伐根分解过程研究·2,447,543篇论文数据，部分数据来源于NoteExpress
不同树种对天牛幼虫的生长发育影响十分显著。
The growth and development of longicorn larvae were obviously affected by different tree species.
温和地带的栎木和山下的植物，这些不同树种形态的垂直分布在海岛的斜坡山是清晰可见的。
The oaks in the temperate belt and the plants under the mountain are scattered distinctively and vertically on the slopes of the island.
我搜集落到地上的不同树种的树枝样本进行测量。
I collected samples of branches that fell to the ground from different trees, and I made measurements.
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