He decided to do something about reforesting man-made wastes of western Australia. 他决定为在澳大利亚西部人为导致荒芜的土地上重新造林做点事情。
Good results were achieved in projects for reforesting formerly cultivated land and protecting natural forests. 退耕还林和天然林保护工程建设取得成效。
Six forest ecological projects reforesting formerly cultivated land, protecting natural forests and controlling the sources of dust storms affecting Beijing and Tianjin were carried out in full. 退耕还林、天然林保护、京津风沙源治理等六大林业生态工程建设全面实施。
A Study on Seedling Cultivation Technique in Reforesting District of Hot and Arid Valley of Jinsha River 金沙江干热河谷退耕还林区造林树种的育苗技术
The feature of the high output in a unit input of the sloping farmland is the inherent mechanism of reforesting policy difficultly fulfilled in the mountain villages. 坡地颇具吸引力的经济利益是山地农村退耕还林政策落实困难的内在机理。
A Case Studying of the Benefit and Technology of Reforesting Formerly Cultivated Land in the Sandy Bare Land of the Hexi Corridor 河西走廊沙荒地退耕还林效益与技术浅析虚地
The implementation of the reforesting formerly cultivated land policy helps peasants to increase income, it produces the positive effect that the agricultural structure and land utilize structure rational adjustment, rural regional economic development and people in the countryside to flow. 实施退耕还林政策有助于促进农民增收、合理调整农业产业结构和土地利用结构,转移农村人口,发展农村经济。
For the purpose of the benefits of reforesting formerly cultivated land and ecological/ environmental control in eastern agricultural regions of Qinghai Plateau, automatically rapid extraction method of the complex of a wide range it was explored based on Landsat TM/ ETM+ data. 本文以青海高原东部农业区退耕还林生态环境治理成效研究为目的,探索利用LANDSATTM/ETM+数据进行复杂地区大范围土地利用信息自动、快速提取的方法。