Difference in nitrogen accumulation and translocation between semi-winterness and springness wheat. Studies on the Dynamic Change of Protein Contents in Developing Grains of Different Species and Types of Wheat The evaluation system of strength of winterness in wheat EXTREMELY EARLY-RIPENING WHEAT MUTANT LINES BRED BY 1RRADITION Effects of temperature and sunlight-length on growth and development of winterness wheat variety DS No.1 Population Age Structures of Calamagrostis macrolepis under Two Habitats in Yili of Xinjiang