Christmas tree pests and weeds The pathogen often makes Douglas fir trees unsalable as Christmas trees and affects the Christmas tree farming industry. Douglas firs are also affected by "Phaeocryptopus gaumanni" which causes Swiss needlecast. Red band needle blight is a fungal disease which affects coniferous trees, particularly pine, with a worldwide distribution. The disease is caused by the fungi "Dothistroma septosporum". Since the late 1990s its appearance in the United Kingdom has increased, among the most affected species is Corsican pine and the disease has been a significant problem in Thetford Forest. Though the disease spread rapidly during September 2007 Christmas tree growers remained
Douglas E. Noble of the 2017 American Institute of Architects Los Angeles Chapter Presidential Honor as educator of the year. Noble completed a Bachelor of Science in Architecture and a Bachelor of Architecture at California State Polytechnic University, Pomona, and both a Master of Architecture and Ph.D. at the University of California at Berkeley. His doctoral dissertation built on the work of Horst Rittel by creating a computer supported Issue-based information system. Noble taught for a few years at UC Berkeley and then joined the faculty of the USC School of Architecture in 1991. Noble has taught at USC since 1991, focusing on