Effects of Brassinosteroids (BRs) on Photosynthetic Matter, Nitrogen Accumulation and Use Efficiency during Grain Filling Stage of Hybrid Japonica Effects of brassinosteroid application on osmotic adjustment and antioxidant enzymes in Leymus chinensis under drought stress Molecular Identification and Expression Analysis of  GhCYP51G1 Gene,a Homologue of Obtusifoliol-14α-demethylase Gene, from Upland Cotton(Gossypium hirsutum L.) Physiological effects of laxogenin C on increasing the resistance todrought stress of cucumber seedlings Ligand Perception, Activation, and Early Signaling of Plant Steroid Receptor Brassinosteroid Insensitive 1 Effects of Brassinosteroids on the Chilling Resistance of Dendrobium huoshanense Organ-specific effects of brassinosteroids on stomatal production coordinate with the action of TOO MANY MOUTHS