Natural causes include drought, flooding, unfavourable weather conditions, plant disease, and insect infestation.

天然原因包括干旱、洪水泛滥、天候异常、虫害和植物疾病等。

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So, by removing totting wood, salvage logging helps minimize the dangers of insect infestation, thus contributing to the health of the forest.

所以，通过移走这些腐烂的木头，回收性砍伐可以降低虫害侵袭的危险，进而保护森林的健康。

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To eliminate the damage caused by mold and insect infestation, an intelligent wardrobe with automatic dehumidification and sterilization capabilities was designed in this study.

笔者在智能化家具市场调查的基础上，结合当前对智能化家具的需求，设计出一款具有自动除湿、防霉和消毒功能的智能化衣柜。

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Many of our forests have also been hit by disease and insect infestation that pose a mortal threat to their future.

FORBES: Fact and Comment

This, they hope, will help to overcome fears that continuous production of bt (as happens in current versions of the technology) actually promotes insect infestation rather than deterring it, because it stimulates the evolution of resistance.

ECONOMIST: Terminator genes

D-shaped holes in the bark or new tree shoots emerging at the root zone of your ash trees may be a sign of infestation by the Emerald Ash Borer, an insect native to the Far East that targets ash trees, says Dave Dailey of Birchcrest Tree and Landscape, in Rochester, N.

WSJ: Getting to the Roots of Your Trees' Stress