1. State Key Laboratory of Rice Biology and Chinese National Center for Rice Improvement China National Rice Research Institute Hangzhou 310006 China
2. State Key Laboratory of Crop Genetic Improvement and National Center of Plant Gene Research (Wuhan) Huazhong Agricultural Univ. Wuhan Hubei 430070 China
3. Advanced Center for Agricultural Research and Education Yezin Agricultural Univ. Naypyitaw 15013 Myanmar