The saturated hydraulic conductivity of undisturbed soil can represent the really case in the field and is significant to study soilmoisture balance and soil water conservation.
原状土的饱和导水率能反映田间的实际情况，对研究土壤水分平衡和水土保持有极其重要的意义。
2
The influence of different conservation tillage systems under ridge plowing and flat breaking on soilmoisture, temperature and crop growth and development and yield have been compared.
比较了平作和垄作下不同保护性耕作方式对土壤水分、温度和作物生长发育和产量的影响。
3
The field experiment was conducted to study the effects of different conservation tillages on soil temperature, moisture and yield formation of spring maize.