References in periodicals archive ?
CSNN is associated with a fungus that's similar to apple scab, causing some of the needles in Nordmann firs to go brown.
CSNN has been a problem for tree growers in the US for many years, but it is only in the last two years it's become more noticeable in the European crop.
CSNN is associated with a fungus which is similar to apple scab, causing some of the needles in Nordmann firs to go brown in July and August.
However, CSNN could affect the number of marketable trees in future years if it continues to hit UK and European trees, the association warns.
CSNN is associated with a fungus similar to apple scab, causing needles in Nordmann firs to go brown in July and August.