soil chemical properties

Study on dispersibility by physical and chemical properties analysis and dispersive test for soil core wall

防渗土料物理化学性质及分散性试验研究

Physical and chemical properties of 3 types of red soil in the oil-tea camellia woods of Hunan, China were studied.

对湖南省株洲市、桃源县和蓝山县等3处的油茶林红壤的物理化学性质进行了研究。

Effects of Different Utilizing Ways after Sod Culture in A Plum Orchard on Physical, Chemical Properties of Soil and Plum Trees

李园生草的不同利用方式对土壤理化性状及李树生长的影响

The physical and chemical properties of soil in 0~ 30cm layer were studied from 2003 to 2005 at alfalfa fields in Inner Mongolia University for Nationalities farm.

2003~2005年在内蒙古民族大学试验农场连续3年测定了紫花苜蓿试验田土壤理化性状的变化。

Slope gradient and position has a great effect on soil physical and chemical properties.

坡向和坡位对边坡土壤理化性质影响很大。

Physical and chemical properties of three industrial or agricultural wastes and their influence on growth of the mushroom ( Agaricus bisporus) as casing soil

三种工农业废料的理化性状及作为蘑菇覆土材料的研究

Effects of Reclamation Methods on Soil Physical and Chemical Properties and Crops Growth

复垦方式对土壤理化性质及作物生长影响研究

In order to assess effects of chemical properties of soil salinity on electrical conductivity of 1 ∶ 5 soil water extract ( EC 1 ∶ 5), the relations between EC 1 ∶ 5 and chemical properties of soil salinity were studied through Path Coefficient analysis.

为评估土壤盐分化学性质对土壤溶液电导率的影响强度，应用通径分析方法研究了滨海盐土的1∶5土水比土壤浸提液电导率（EC1∶5）与土壤盐分化学性质各要素的关系。

The results in this paper fully showed the synergetic effect of humic acid on chemical fertilizer and ameliorable effect on physical properties of soil.

通过一些试验充分验证了腐植酸对化学肥料明显的增效作用，也总结了含腐植酸的有机-无机复混肥对土壤物理性状的改良作用。