Quantification of Water Stress Factor for Crop Growth Simulation Effects of Waterlogging Time on Rapeseed (Brassica napus L.) Growth and Yield Sugar Metabolism and its Relationship with Fiber Strength Affected by Waterlogging during Flowering and Bolling Stage in Cotton Effects of Postponing Nitrogen Application on Grain Filling Characteristics and Yield Components of Winter Wheat Suffered Waterlogging after Anthesis Cloning and Expression Analysis of Cucumis sativus Calcium-dependent Protein Kinase 5 Gene(CsCDPK5)Under Waterlogging Stress Effects of Nitrogen Fertilization on Seed-setting Characteristics of Spike and Grain Yield in Winter Wheat under Waterlogging at Booting Stage Inheritance and QTL Mapping of Waterlogging Tolerance at Seedling Stage of Soybean Genetic Analysis of Waterlogging Tolerance for Germinated Seeds of Rapessed(Brassica napus L.) with Mixed Model of Major Gene Plus Polygene Different tide status and salinity alter stoichiometry characteristics of mangrove Kandelia candel seedlings