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Tree Physiology|July 1, 1994
Frost injury prediction model for Douglas-fir seedlings in the Pacific NorthwestRoger Timmis, James Flewelling, Cheryl TalbertJournal of Environmental Monitoring : JEM|May 7, 2010
Further development of a new flow-through directional passive air sampler for monitoring ambient nitrogen dioxideChun Lin, Roger Timmis, Kevin C JonesJournal of Environmental Monitoring : JEM|April 29, 2010
Field testing of a new flow-through directional passive air sampler applied to monitoring ambient nitrogen dioxideChun Lin, Paul McKenna, Roger Timmis, et al.The Science of the Total Environment|December 20, 2019
Advances in sensing ammonia from agricultural sourcesMatías Insausti, Roger Timmis, Rob Kinnersley, et al.Journal of Environmental Monitoring : JEM|February 16, 2011
Design and laboratory testing of a new flow-through directional passive air sampler for ambient particulate matterChun Lin, Maria Angeles Solera Garcia, Roger Timmis, et al.Pageof 1