![Photo taken on March 5, 2019 shows Euphrates poplar trees in Bayingolin Mongol Autonomous Prefecture, Northwest China\'s Xinjiang Uygur Autonomous Region. (Photo: China News Service/Wang Jianxin)](http://www.ecns.cn/hd/2019/03/05/f653504588e34d5ea85d4a462ea8d1d5.jpg)
Photo taken on March 5, 2019 shows Euphrates poplar trees in Bayingolin Mongol Autonomous Prefecture, Northwest China's Xinjiang Uygur Autonomous Region. (Photo: China News Service/Wang Jianxin)
![Photo taken on March 5, 2019 shows Euphrates poplar trees in Bayingolin Mongol Autonomous Prefecture, Northwest China\'s Xinjiang Uygur Autonomous Region. (Photo: China News Service/Wang Jianxin)](http://www.ecns.cn/hd/2019/03/05/6bc7b09dc00f4d3b96e188ed291f58a2.jpg)
Photo taken on March 5, 2019 shows Euphrates poplar trees in Bayingolin Mongol Autonomous Prefecture, Northwest China's Xinjiang Uygur Autonomous Region. (Photo: China News Service/Wang Jianxin)