Effects of Fluoride on the Activity of Immune-related Enzymes and IL-1 Protein Expression in Gill of Carp (Cyprinus carpio) Microsatellite analysis on genetic diversity of common carp,Cyprinus carpio, populations in Yuan River Effect of Alfalfa Meal on Growth Performance and Pigmentation of Yellow River Carp Effects of Diethyl Phthalate Exposure on Biochemical Indexes and Tissue Structure of Kidney and Gill in Carps