title: Low-decibel ultrasonic acoustic emissions are temperature-induced and probably have no biotic origin.
authors.affiliation: Ghent University, Faculty of Bioscience Engineering, Laboratory of Plant Ecology, Coupure links 653, B-9000 Ghent, Belgium.
authors.forename: K
authors.initials: K
authors.lastname: Steppe
authors.affiliation: ETH Zurich, Institute of Plant Sciences, Universitätsstrasse 2, CH-8092 Zurich, Switzerland.
authors.forename: F
authors.initials: F
authors.lastname: Zeugin
authors.affiliation: Swiss Federal Institute for Forest, Snow and Landscape Research (WSL), Zürcherstrasse 111, CH-8903 Birmensdorf, Switzerland.
authors.forename: R
authors.initials: R
authors.lastname: Zweifel
mesh_terms: D000162:Acoustics / Q000295:instrumentation*; D018521:Plant Physiological Phenomena; D012107:Research Design; D013696:Temperature; D014465:Ultrasonics
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