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- A field experiment was carried out in hilly area of central Sichuan Basin to study the characteristics of phosphorus loss by runoff from slope cropland in purple soil. 通过对川中丘陵不同施肥试验田径流、泥沙和磷素流失的观测与测定分析,研究了暴雨下平衡施肥对紫色土坡耕地水土流失与土壤磷素随径流流失的特征。
- hilly area of central Sichuan Basin 川中丘陵区
- Hilly Areas of Central Sichuan Basin 川中丘陵区
- Load and Output Character on Non-Point Nitrogen from Purple Soil Farmlands in Hilly Area of Central Sichuan Basin 川中紫色土区旱坡地非点源氮输出特征与污染负荷
- Nitrogen balance of agro-ecosystem in a typical watershed in the hilly area of central Sichuan Basin 川中丘陵区典型小流域农田生态系统氮素收支探析
- Hilly area of central Sichuan 川中丘陵区
- Studies on Soil Amelioration of the Protection Forests In the Hilly Areas of central Sichuan 川中丘陵区防护林改良土壤作用研究
- Quantity structure and distribution feature of rice ridge and terrace slope in the hilly areas of central sichuan basin 川中丘陵区坡坎资源的数量结构与分布特征
- The law of soil moisture variation in different cropping patterns on dryland in hilly areas of Central Sichuan 四川中部丘陵地区不同种植模式下旱地土壤水分变化规律
- Reviews on Research of the Alder-Cypress Mixed Plantations in the Hilly Areas of Central Sichuan Province 川中丘陵区人工桤柏混交林的研究进展
- Study on Emission of Major Greenhouse Gases from Agro-ecosystems in a Central Sichuan Hilly Area of Southwest China 川中丘陵区农田生态系统主要温室气体排放研究
- hilly area of central Siehuan basin 川中丘陵
- Tongjiang area of central Sichuan 川中通江地区
- Benefits of Soil and Water Conservation Forest in Granite Hilly Area of Central Hunan Province 湘中丘陵花岗岩侵蚀劣地水土保持林效益研究
- Characteristics of Groundwater and Concerned Exploitation Method in Red-Bed Area of Central Sichuan Basin 川中红层区地下水特征及勘探开发方法探讨
- Some suggestions are proposed for loess hilly area of south Ningxia. 为宁夏南部黄土丘陵区生态恢复提出了几点建议。
- Central Hilly Area of Sichuan province 川中丘陵区
- central hilly area of Sichuan Basin 川中丘陵
- A large, dark-coated wild ox(Bos gaurus) of hilly areas of southeast Asia. 白肢野牛,印度野牛一种(野牛或?牛属)大型、黑体的野牛,生于东南亚洲的山地
- There is a large hilly area in the northwest. 西北部有一大片丘陵地带。