Plasticity in water-use efficiency (WUE) was examined in populations of Picea glauca (Moench) Voss and P. sitchensis (Bong.) Carr. and their natural hybrids from an ecocline along the Skeena Valley, ...
A non-plasmolysing moisture stress effected by polyethylene glycol (PEG) was beneficial when applied to maturing white spruce (Picea glauca) somatic embryos for the following reasons. An osmotic ...