soil extract

Precusors of THMs in soil extract from Harbin

哈尔滨土壤提取液中的卤代前驱物

OBJECTIVERhizosphere soil extract was analyzed to get some primary information about rubber trees root exudates.

对橡胶树根际土壤浸提液进行了检测分析,以对橡胶树根系分泌物的组成进行初步探索.

The study on the constitute change of the concentration of soil water extract had great significance to research on the soil mechanism of fertilizing undecomposed corn.

土壤浸提液浓缩过程中物质成分变化的研究，认识玉米残体培肥土壤的机制也有重要意义。

A method of extracting soil total DNA was developed, and it can extract DNA from G+ bacteria.

本文建立了从土壤中提取总DNA的方法，并通过改进使适合于对革兰氏阳性菌的提取。

They are learning how to extract oxygen and other vital elements from lunar rocks and soil.

他们也在研究如何从从月球的岩石和土壤中提取氧气和其他重要元素。

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。