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how to control conifer afid

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what causes the brown patches in my yew trees,how to control conifer afid and other causes of this problem



Yew is not really susceptible to conifer aphid - but it is prone to getting phytopthera at the roots, which causes die back. No treatment available other than to take the trees out and don't replant with the same species.

25 Sep, 2011

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