Terrace Field

Effects and Ways of Soil Fertility Improvement for New Terrace Field in Mountain Areas of Qinghai Province

山旱区新修梯田土壤培肥途径及其效益研究

Techniques of Soil Improvement and Yield Increment on Terrace Field in Hilly-Ravine Areas of Loess Plateau

黄土丘陵沟壑区水平梯田改土培肥增产技术措施体系

Study on Soil Moisture in Terrace Field by Harmonic Wave Analysis

谐波分析理论在梯田土壤水分研究中的应用

Effects of Precipitation on the Crop Yield in Terrace Field

降水量对梯田作物产量的影响分析

Comparative Study on Benefit of Dike Field , Terrace Field and Sloping Field Agriculture in Hilly and Gully Region of Western Shanxi

晋西沟坝地梯田坡耕地农业效应的比较

Rainfall erosion index Ei_ ( 10 ) is suitable for woodland , terrace field and waste land .

对于林地、荒坡地和梯田，降雨侵蚀力指标以组合结构Ei＿（10）。

Terrace made in slope field can improve the use of precipitation to improve survival and growth of seedlings .

通过在坡面采取集水措施，提高自然降水有效利用率，从而促进幼林成活和生长。

The design method for rainwater harvesting terrace project in hillside field is proposed by following the balance principle of rainfall runoff and the theory for utilizing the accumulated rainfall .

本文遵循坡地水量平衡原理和雨水叠加利用理论，提出了小流域坡耕地集流梯田工程的设计方法。

The percolation : paddy field > earth dike terrace > stone dike terrace > sloping field > woodland .

渗漏量：水田＞土坎梯田＞石坎梯田＞坡地＞林地，林地的渗漏量最小；