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- The status of nutrient balance not only influences the soil fertility but also concerns the sustainable development of cropland ecosystem. 摘要农田养分平衡状况不仅直接影响土壤肥力的发展方向，而且关系到农业的可持续发展。
- The cropland ecosystem, especially grassland ecosystem possessed important effect of regulation and domination in the ecology environment in the middle part of Tibet. 西藏中部农田,特别是兼具草地与林地两大功能的草地生态系统对区域生态环境具有重要的调节和控制作用。
- Cropland ecosystem 农田生态
- Water is the core of a healthy ecosystem. 水是维持生态系统良性循环的根本。
- Sandy beach is turned into fine cropland. 沙滩变成了粮田。
- Yuanyuan, what're you doing in a cropland there? 渊源,你站人家地里干吗呢?
- Does potting plants means treasuring ecosystem? 家养花草就是爱护生态吗?
- Seventy percent of all cropland depends on rain. 70%25的庄稼都依靠雨水。
- This is only a part of his cropland. 这仅仅是他的农田的一部分。
- Too is cropland mole medicable complete? 太田痣是否可治疗彻底？
- To respect Mother Nature and protect the ecosystem. 要尊重自然、保护生态。
- It was part of the knowledge ecosystem. 它是知识生态系统的一部分。
- So the Eclipse ecosystem is just on a roll. 所以Eclipse生态系在不断壮大。
- Research Review on Wetland Ecosystem Health. 湿地生态系统健康研究进展。
- Purifying service of ecosystem and its value. 生态系统的净化服务及其价值研究。
- This mangrove forest is a large ecosystem. 这红树林就是一个大型的生态系统。
- Respected Mother Nature and the ecosystem. 尊重自然和生态的。
- Mass-balance ecopath model of Beibu Gulf ecosystem. 北部湾生态通道模型的构建
- Developmental trend of Dalian urban ecosystem. 大连市城市生态系统发展趋势研究
- What Happens to Matter in an Ecosystem? （生态系统的物质发生甚麽事?）
