decay(ed)knot

It also studies the relationship among decay of living tree,forest composition,forest type,and the effect they impact on economy wood.

本文通过对完达山林区柞树林病害的调查,掌握了柞树林的主要病害,通过调查研究柞树立木腐朽和林木组成、林分类型的关系以及对经济材的影响。

Both species occured on rotten angiosperm wood,and caused a white rot.

这两种木材腐朽菌均生长在阔叶树腐朽木上,造成木材白色腐朽。

Biological Characters of Wood Rot Fungi and Decay Capacity to Betulla Platiphilla and Gene Differential Display

几种木材腐朽菌对白桦木材的腐朽及腐朽中基因表达初探

Relationship between Total Phenol in White Birch Wood and Wood Rot Fungi

白桦木材中总酚含量与抗木材腐朽菌的关系

Comparison of the Decaying Ability to White Birch Wood among Four Wood Rot Fungi

4种木材腐朽菌对白桦木材降解能力的比较

Analysis and Processing of Decayed Wood Image Based on Mathematical Morphology

基于形态学的木材腐朽图像分析与处理

Degrading ability of eight species of wood rotting fungi on Salix matsudana var. pseudo-matsudana

八种城市旱垂柳林木材腐朽菌分解能力的测定

The timber has rotted.

这些木材已经腐朽了。

It must be accepted that wood is perishable.

众所周知，木材是容易腐朽的。

A New Pathogen of Heart Rot Disease on Prunus from Beijing

北京地区李属树木上一种新的心材腐朽病原菌

In addition new borers and fungi have been introduced on imported materials.

此外，许多新的木材玷孔虫和腐朽菌也随进口木材引入了这些国家。

They are mainly forest scavengers infesting damp, rotted wood.

它们主要是些森林食腐动物，多侵害潮湿腐朽的木材。

Modeling Slash Pine Plantation Wood Properties and Decay Using Near Infrared Spectroscopy;

近红外光谱预测人工林湿地松木材性质与腐朽特性的研究

The Selection of Wood-decay Resistance of Scots Pine Heartwood and the Correlation between the Phenolics and the Resistance;

欧洲赤松木材的腐朽抗性选择以及与心材酚类物质含量的相关性研究

Fungal-decay can, in fact, originate within the standing tree.

菌腐朽可起源于立木阶段。

Material, such as decayed wood, that is used as tinder; punk.

火线用作引火物的物质，如腐烂的木头；干燥朽木

cannot make a silk purse out of a sow’ ear.

朽木不可雕也。坏材料做不出好东西。

Study on the process of corrosion and the mechanism of rotten in wooden objects excavated in Gansu,China

甘肃出土糟朽木器环境腐蚀作用与机理研究

To infect with corruption or decay.

使腐败传染腐化或腐朽