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