dry soil

Analysis of disturbed soil with natural moisture and air-dried soil shear strength;

天然含水量的扰动土与风干土抗剪强度的分析

The maximum dry densities obtained by two standard compaction methods, the watering method and water-reducing method, are of great differences.

针对宁淮高速公路石灰改良膨胀土路堤填筑过程中用干土法标准击实试验结果作为标准压实度难以达到要求的问题,进行了干土法和湿土法室内标准击实试验。

Rice bud seed mixed with dry soil powder can reduce their internal cohesion force and the adhesion force acted on the surface of a seeder parts, can increase dispersion coefficient, and decrease the broken seed rate when seeding.

水稻芽种拌入一定量的干土粉后可以减小芽种之间相互粘连 ,降低芽种与播种机各部件接触表面之间的粘附力 ,提高机械播种精度和降低播种过程中的种子损伤率。

This paper analyzed the distribution and depth types of white dry horizon depth and adjustment of soil water,probed into the effect of the white dry horizon on agricultural Production and advanced the way to improve and use it.

本文分析了坝上栗钙土白干上层（即碳酸钙淀积层）的地形分布和埋深类型；探讨了白干土层与土壤水分调控间的关系；讨论了白干土层对农业生产的影响并提出改良利用对策。