Influence of dehydration and rehydration on photosynthetic chlorophyll characteristics and reactive oxygen species metabolism in Dolichomitriopsis diversiformis Chromosome Observation of Six Moss Species from Northeast China Cytological Observation of 4 Chinese Moss Species A Study on Suitable Storage Conditions for Melaphis chinensis (Bell) Bakei Physiological response of chlorophyll fluorescence in moss Plagiomnium cuspidatum to mixture heavy metal solution Chromosome study on bryophytes of Sichuan Dujiangyan Longchi Chromosome Numbers of Six Species of Mnium from Qinling Range in China CUTTING BRANCH PROPAGATION OF PLAGIOMNIUM ACUTUM Physiological response of Plagiomnium acutum during desiccation and rehydration process Effects of the main ecological factors on gallnut yield Photosynthetic characteristics of two plagiomnium mosses in Summer and Winter