Analysis of Wheat Protein Quality in Rainfed Regions of China From 2003 to 2009 ANALYSIS OF PENTOSAN CONTENT OF DIFFERENT WHEAT VARIETIES THE BREEDING OF LONGFUMAI 18 BY SPACE MUTATION AND VARIATION ANALYSIS OF ITS MAIN CHARACTERS Analysis on HMW-GS Composition and Quality Properties of 67 American Wheat Accessions STUDY ON THE QUALITY PROPERTIES OF GOOD QUALITY WHEAT VARIETIES IN GUANZHONG SHAANXI Effects on Latosol Physical Properties Changing Woodland to Grassland in Hainan