林学专家赵博光教授又一次踏上南京飞往宁夏的航班，长距离的空中飞行，对他来说是真正的“享受”，飞翔在辽阔的西部上空，他看到了机翼下的荒漠已经一大片一大片地长出了绿草，长势之旺盛，色彩之翠绿，连天接云。舷窗前他笑了，因为现在我国新疆、甘肃、宁夏、内蒙许多荒漠 Once again, the expert on forestry, Zhao Boguang, set foot on the flight from Nanjing to Ningxia. The long-distance air flight was a real “enjoyment” for him and flew over the vast western part of China. He saw that the desert under the wing had been a large area A large area grows green grass, growing vigorously, the color of green, even the clouds. He laughed before the porthole, because now our country Xinjiang, Gansu, Ningxia, Inner Mongolia many deserts