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- Law of soil and water conservation. 国家制定颁布的水土保持法令。
- Soil and Water Conservation Benefits of Terracing on the Slope et al. 坡改梯的水土保持效益研究。
- The monthly water balance model for calculating runoff on loess plateau has been used in analyzing the benefits of water reduction by soil and water conserv ation. 借助适合于黄土高原降雨-产流特性的月水量平衡改进模型,计算天然状态下降雨应有的产流量与同期实测径流量求得减水效果。
- Cape Verde is perennially droughty and occasional rain would lead to soil and water loss.As a result, it was considered to be an improper place for building large water conservancy facilities. 佛得角常年干旱,偶遇甘露却造成水土流失,被认为不宜修建大型水利设施。
- Title: Soil and Water Conservation Benefits of Terracing on the Slope et al. 关键词:坡耕地;新梯田;老梯田;水土保持效益
- soil and water conservancy plant 水土保持植物
- Forestry and water conservancy made new progress. 林业、水利建设取得了新进展。
- Decision-making System for Soil and Water Conservation in Small Valleys on the Loess Plateau. 黄土高原小流域水土保持决策系统研究。
- Excellent Plant for Forage, Turf, Soil and Water Conservation--Elytrigia repens L. 优良的饲用坪用水土保持兼用植物-偃麦草。
- Structure Patterns of Soil and Water Conservation Forests in Limestone Area Taihang Mt. 太行山石灰岩区水保林林分结构模式研究
- The bryophytes play a very important role in soil and water conservation and water source holding in a slope ecosystem. 摘要苔藓植物在边坡生态系统中有着非常重要的作用,具有涵养水源,保持水土的功能。
- It is necessary to monitor the real-time locale information on soil and water conservation in the information era. 摘要信息时代的水土保持监测需要应对现场实时紧急业务处理需求。
- Dynamic monitoring soil erosion is one of important task in soil and water conservation management. 土壤侵蚀动态监测是水土保持管理工作的主要内容之一。
- The industrialization of soil and water conservation should havesolid theory as guide. 水土保持产业化需要有坚实的理论来作指导。
- The synthetical benefits of soil and water conservation after harness in Shima small watershed are evaluated. 综合评价了石马河小流域治理后的水土保持效益。
- The results are of significance to soil and water conservation in purple soil area. 研究结果对川中紫色土丘陵区生态环境建设有重要参考意义。
- Many kinds of legume have been applied not only to soil and water conservation but also to the improvement of environment in Gansu Province. (4)许多豆科植物-根瘤菌共生固氮体系已被广泛应用于防风固沙、防治水土流失及改善生态环境等方面。
- This paper analyses the benefits to soil and water conservation of tillage measures, with reference to rainfall influences. 在室内人工降雨试验基础上,分析了坡面耕作措施的蓄水保土效益。
- Construction of farmland irrigation and water conservancy was enhanced. 农田水利建设得到加强。
- The model can not only separate the effect of soil and water conservation measures on variation of river basin runoff amount. 研究表明,在佳芦和秃尾河流域,水土保持使流域径流量平均减少10%25~22%25。