Dendroctonus valens is a dangerous insect pest of several pine species in China.
红脂大小蠹是我国一种危害油松等松树的外来入侵物种。
Aqueduct of Valens: Early 5th century. Part of the Roman water supply system for Istanbul.
渡槽蠹：5世纪初。部分罗马供水系统的伊斯坦布尔。
The generation and damage regulation of red turpentine beetle (Dendroctonus valens) are studied with the method of sample plot and tree-by-tree survey.
采用标准地调查和单株调查的方法，研究了红脂大小蠹的发生和危害规律。
The generation and damage regulation of red turpentine beetle (Dendroctonus valens) are studied with the method of sample plot and tree-by-tree survey.
采用标准地调查和单株调查的方法，研究了红脂大小蠹的发生和危害规律。
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