6Zhang H-C(张洪程). Scientific issues on cultivation of direct seeded rice. Beijing: China Agricultural Science and Technology Press, 2009.
7Ye Q-B (叶全宝). Study on Differences in Response of Rice Genotypes to Nitrogen Fertilization and Nitrogen Use Efficiency. PhD Dissertation of Yangzhou University, 2005.
8Wei H-Y(魏海燕). Genotypic Differences of Nitrogen Use Efficiencies and Physiological Mechanism in Rice. PhD Dissertation of Yangzhou University, 2005.
9High Quality Grain of Rice (GB/T 17891-1999). Standards of People’s Republic of China (中华人民共和国国家标准—优质稻谷). Beijing: China Standards Stress, 1999.
10Hu F-F(胡芳芳). Studies of Comparison in Rice Quality Characteristics of China and Japan. Master Dissertation of Yangzhou University, 2009.
