Determination Methods for Lipase Activity and Its Application in the Screening of Microbial Lipase Relationship Between Leaf Photosynthetic Activity and the Structure of Leaves at Different Position during Reproductive Growth Phases in Soybean Plants Effects of Drip Irrigation on Photosynthetic Characteristics of Leaves and Bracts in Cotton at Late Growth Stage Effects of Glycerol on the Fluorescence Spectra and Chloroplast Ultrastructure of Phaeodactylum tricornutum, (Bacillariophyta) Effects of Irradiance and Temperature on the Photosynthesis and Vegetative Propagation of Caulerpa serrulata Combined effects of elevated O3 concentration and reduced solar irradiance on photosynthetic activity and energy dissipation of winter wheat A feasible method for measuring photosynthesis in vitro for major tree species in northeastern China Regulations of Environmental Factors on Growth and Photosynthesis of Transgenic Anabaena sp. Strain PCC 7120 Harboring hGM-CSF gene