土壤排水

土壤排水畅通，鼻涕虫就不会造成什么麻烦。

The soil drains freely and slugs aren 't a problem .

有蚯蚓的比没有蚯蚓的土壤排水快4-10倍。

Soils with earthworms drain from four to ten times faster than soils without earthworms .

土壤排水良好，水分充足。

The drainage of the soil is good , and the moisture of the soil is sufficient .

受地下水位波动影响，土壤排水程度中等，有机质、磷和钾含量低（表2、3）。

They are moderately well drained with a fluctuating water table and contain low amounts of organic matter , phosphorus and potassium and .

本文根据田间土壤排水试验的观测数据，初步探讨了地下水浅埋区土壤水分运动参数的确定方法。

A parameter estimation method of determing water retention and hydraulic permeability functions simultaneously from field drainage experiment was discussed for the zone where a shallow groundwater table is prevailing .

早稻试验在绍兴采用土壤排水，而在富阳采用深厚水层方法，晚稻试验两地都用土壤排水方法。

In the experiments , soil drainage method was used at Shaoxing and deep water method at Fuyang for early rice , and soil drainage method was adopted at both sites for late rice .

上海郊区土壤的排水问题

The drainage problem of the soils in the suburbs of Shanghai

迪克耐心地解释土壤、排水和工人工资等事情。

Dick was patiently explaining about soils and drains and native wages .

水田土壤的排水主要发生在水稻生长的5～10月，泥沙流失和养分流失也主要出现在这一时期。

Drainage of paddy field was mainly occurred May to October , duration of rice growth , loss of soil and nutrients also mainly appeared in this period .

在水稻栽培管理中，免耕稻田应及时清理沟系，保持农田排灌系统的畅通，以提高土壤内排水能力；

In rice cultivation management , the irrigation and drainage system in zero-tillage rice fields should be kept unblocked , inorder to enhance the drainage ability of soil .

地面积水情况下层状土壤的水平排水

Horizontal ditch drainage for layered soil with surface ponded water percolated

丰富和潮湿的土壤，如排水良好的冲积土壤，不支持檀香很好，在这些树木心材将在石油不足。

Rich and moist soils such as well – drained alluvial soils , do not support sandalwood well ; the heartwood in such trees will be deficient in oil .

提出基于无限坡模型的边坡生态防护计算模型，并依据活性土壤技术、排水保水保肥技术、边坡特征及植被景观要素进行生态护坡的分析设计。

The calculation model for ecological slope protection based on " infinite slope " model is given and ecological slope protection is analyzed and designed according to nutritious soil technique , irrigation and drainage technique , slope characteristics and key factors of vegetation view .

沟灌条件下层状土壤入渗与排水实验研究

Experiment Research on Infiltration and Drainage in Layered Soil Under Furrow Irrigation

种植土豆最好的土壤应肥沃、排水良好、不太湿。

For potatoes , the best soil is fertile and well drained , not wet .

宏观上，在将灌溉水系统、地下水系统、土壤水系统和排水系统相结合的基础上，结合灌区监测资料，分析灌区内总体的盐分转移情况。

On macroscopic , the salt transfer within the irrigation area was analyzed using the monitoring data and integrating the irrigation system , the groundwater system , the soil water system and the drainage system .

对地下水位高或土壤黏重的油桃园，要改良土壤，及时排水。

Tall to subterranean water level or soil is sticky heavy nectarine garden , want improved soil , seasonable catchment .