Decline in Planting Areas of Double-Season Rice by Half in Southern China over the Last Two Decades oleh Wenchao Zhu, Xinqin Peng, Mingjun Ding, Lanhui Li, Yaqun Liu, Wei Liu, Mengdie Yang, Xinxin Chen, Jiale Cai, Hanbing Huang, Yinghan Dong, Jiaye Lu