Institute of Cereal Crop Henan Academy of Agricultural Sciences Zhengzhou 450002 P.R.China;
Institute of Cereal Crop Henan Academy of Agricultural Sciences Zhengzhou 450002 P.R.China;
Institute of Cereal Crop Henan Academy of Agricultural Sciences Zhengzhou 450002 P.R.China;
Institute of Cereal Crop Henan Academy of Agricultural Sciences Zhengzhou 450002 P.R.China;
Institute of Cereal Crop Henan Academy of Agricultural Sciences Zhengzhou 450002 P.R.China;
Institute of Cereal Crop Henan Academy of Agricultural Sciences Zhengzhou 450002 P.R.China;
Institute of Crop Sciences Chinese Academy of Agricultural Sciences Beijing 100089 P.R.China;
Institute of Cereal Crop Henan Academy of Agricultural Sciences Zhengzhou 450002 P.R.China;