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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。
- 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
- 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。
- 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。
- This article expatiates the necessity of the bilingual education for students of the soil and water conservation and desertification combating major. 该文从双语教学的定义和内涵着手,阐述了水土保持与荒漠化防治专业开展双语教学的必要性。
- Controlling livestock grazing density and implementing environmental restoration are important measures for soil and water conservation in Iceland. 控制放牧密度和开展环境修复是冰岛最主要的水土保持措施。
- The experiments on soil and water conservation of Vetiverazizanioides and Amorpha fruticosa had finished at fixed sites and positions for four years. 通过4年连续的定点、定位试验研究,结果表明:香根草、紫穗槐生物埂保水能力在第3年后达到或超过次生植被的保水能力;
- Spomer, R.G., K.E.Saxton, et al. (1973)."Water yield and erosion respond to land management." Journal of Soil and Water Conservation 28(4): 168-170. 中国农村复兴联合委员会水利工程组(1970),"台湾之水稻田灌溉",台湾大学农业工程学系.
- Li xiaoyan.Gravel-sand mulch for soil and water conservation in the semiarid loess region of northwest China[J].Catena,2003,2:105-127. 王亚军谢忠奎张志山魏兴琥李凤琴.;甘肃砂田西瓜覆膜补灌效应研究[J]