Phylogenetic Analysis of Three Domestic Pig Breeds in Guizhou Province Influence of Breeds on Quality Charateristics of Lamb Emulsified Sausage CANONICAL CORRELATION ANALYSIS OF ECOLOGICAL CHARACTERS FOR CHINESE NATIVE CHICKEN BREEDS Seasonal Changes of Polyamine Concentrations and Arginine Decarboxylase Activities in Leaves of 4 Ecotyes of Reeds Growth Variation and Stability Analysis of Birch Crossbreed Families Mining and Analyzing Genetic Diversity for Maize Rough Dwarf Disease Resistant Gerplasms and Its Application in Maize Breeding