How Do Stomata Sense Reductions in Atmospheric Relative Humidity? - Bauer, Hubert; Ache, Peter; Wohlfart, Florian; Al-Rasheid, Khaled A. S.; Sonnewald, Sophia; Sonnewald, Uwe; Kneitz, Susanne; Hetherington, Alistair M.; Hedrich, Rainer (Molecular Plant, 2013)