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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In a 2012 survey, 71 percent of tree-fruit growers and almost 80 percent of raisin and berry growers said they were short of labor.

在2012年的一项调查中，71%的果树种植者和近80%的葡萄干和浆果种植者表示他们劳动力短缺。

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The survey shows the fruit tree iron deficiency disease is serious in alkaline soil and it causes bourgeon wither of trees, poor growth and lower or no yield.

调查表明，果树缺铁性生理病害在碱性大的土壤里表现严重，导致果树枝梢枯死，生长不良，果实减产甚至绝收。

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As the United States shakes off the recession, however, New York and New England are recovering more quickly, according the Price WaterhouseCoopers Money Tree survey released Friday.

FORBES: Venture Investment In New York, New England Rebounding Faster Than Silicon Valley

There had been claims that bats roosted in the tree, but a survey concluded the tree was not a bat roost.

BBC: The tree in Irton

Representatives of Forestry Commission Wales will attend a UK "tree health summit" on Wednesday when the findings of the survey will be used to inform their briefing.

BBC: Ash tree