1) sloped land farming system
坡地耕作系统
2) Returning sloping farming land for forest project
退耕坡地系统
3) Emergy Analysis
耕地系统
1.
Emergy Analysis of Farmland System in Hebei Province;
河北省耕地系统能值分析
4) downslope tillage
顺坡耕作
1.
Accepting the implement design and handling effect,the mean soil displacement distance,soil translocation by trample-shovel downslope tillage is to have certain correlativity with soil moisture.
在顺坡耕作时铁锹引起的土壤位移距离、位移量与锄头相近,但它们远远大于踩锹;等高耕作时铁锹引起的土壤位移距离、位移量是锄头的1。
5) contour cultivation
横坡耕作
1.
Based on analyses of the accurate observations on various of tilages and the relevant meteorological data, the results showed that contour cultivation was the most effective measure for soil and water conservation, other different measures were in the order from downslope cultivation, clean tillage to no planting (CK).
通过翔实的观测数据认真分析了不同耕作措施差异,找出了多种措施的优劣,分别是横坡耕作、顺坡耕作、果园清耕和裸露对照,得出了增加植被、改进耕作有明显的保持水土作用,单纯的耕作措施仍不能杜绝水土流失,欲要从根本上控制,还应与其他措施配合的结论。
6) slope cropland
坡耕地
1.
Soil moisture character of agro-forestry and contour ridge tillage technique of slope cropland in Three Gorges Reservoir Area;
三峡库区坡耕地粮经果复合垄作对土壤水分特征的影响
2.
A field experiment was conducted in hilly area of central Sichuan Basin to study the characteristics of leaching and soil P loss in the leachate from slope cropland of purple soil under natural rainfall during maize growth period.
通过对川中丘陵区冬小麦-夏玉米轮作条件下,玉米季不同施肥试验田渗漏水的观测与分析,研究了紫色土坡耕地在天然降雨时渗漏水的产流规律及土壤磷素的淋溶迁移特征。
3.
The results showed that the erosion in the front and middle parts of the slope cropland were the most fierce belt,which was less in the top of slope and soil deposit in the bottom.
运用137Cs示踪了陕北安塞试区坡耕地土壤侵蚀量,并以室内分析的方法研究了黄土高原北部坡耕地土壤侵蚀与土壤性状的关系。
补充资料：黄土高原坡地种果树
黄土高原坡地种果树
(下右) 黄土高原坡地 种果树 陶毓汾摄
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条