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Swiss needle cast (SNC) is a Douglas-fir foliage disease caused by the fungus Phaeocryptopus gaeumannii Rohde (Petrak). The spore-bearing structures of this fungus (pseudothecia) occlude the stomata in Douglas-fir needles resulting in an inhibition of gas exchange and photosynthesis, premature…
Author(s): Patrick Bennett, Jeff Stone
Keywords: Swiss needle cast (SNC), Douglas-fir foliage disease, Phaeocryptopus gaeumannii
Source: In: Cleaver, C.; Palacios, P., domps. Proceedings of the 65th Annual Western International Forest Disease Work Conference; 2017 October 2-6; Parksville, British Columbia. p. 85-92.
Year: 2018