查询词典 sodic

In order to know the effects of mulch-drip irrigation on soil enzyme activities of saline-sodic soil with shallow water table, activities of alkaline phosphatase, urease, and invertase around the dripper, within 30 cm in horizontal direction and 40 cm in vertical direction from the dripper during the reclamation process, were investigated. Changes and distribution of soil enzyme activities, also their relationships with principal soil environment factors were studied.

为了解地下水浅埋区重度盐碱地覆膜滴灌对土壤酶活性的影响，测定了重度盐碱地在滴灌利用过程中距离滴头不同水平位置（0～30 cm）和垂直深度（0～40 cm）的土壤碱性磷酸酶、脲酶和蔗糖酶活性，并对土壤酶活性的变化、空间分布特征及与土壤环境因子之间的相关关系进行分析。

In this area, there are both potassic and sodic volcanic rocks; and there are also eruptive lavas, and some subvolc

在实际考察和综合研究的基础上，探讨了岩石圈的区域构造特征及其与高原隆升的关系等

For example, the evaporations from the sodic soil were 3.2 times and 2.9 times of those from the maize glebe during maize growing season in 1998 and 2000 respectively.

建立耗水量与该地区降雨水平相适应的植被系统是控制区域土地盐碱化发展的关键。

In contrast, the two rock associations at the south belts were derived from mesomatised lithospheric mantle. However, the ultramfic-alkaline rock association was resulted from immiscibility of parent magma, whereas sodic alkaline rocks were produced by highly differentiation at deep level.

南部的两种岩石组合类型均起源于岩石圈地幔，并在部分熔融之前发生过交代富集作用，但是超镁铁质岩-碱性岩组合为原始岩浆经不混熔作用形成，而钠质碱性岩是原始岩浆在深部经历了高度分离结晶的产物。

Mineralogically these granites contain annite-rich biotite and/or alkali amphiboles and commonly sodic pyroxene.

矿物学上常含富铁黑云母、碱性角闪石和钠辉石。

The polymeric soil amendmentswere applied in increasing soil value,and reclamation of saliane sodic soil,and greeningdesert,and controlling water and soil erosion,and amending arid and semiarid soil,andincreasing fertilizer utilization rate and crop yield,etc.

本文研究了淀粉接枝共聚物、羧甲基纤维素接枝共聚物、壳聚糖接枝共聚物、聚丙烯酰胺及其衍生物等对赤红壤的改良作用，揭示了赤红壤在这些聚合物作用下理化参数的变化规律。

In India, about 7 million hectares of land represent saline and sodic soils.

在印度，约7百万公顷的土地是盐化和含钠土壤。

"The potassic and sodic mantle alkali-rich magma systems" are the integral of all ig-neous rocks that are formed in a short geological period, and include the ultrabasic, basic, inter-mediate and acidic alkali-rich rocks along deep faults.

钾质富碱岩浆岩组成的岩带研究表明，这类岩石普遍富碱和CaO，高钾，富Rb，Sr，Ba和放射性元素Th，U等，Rb/Sr相对较低；稀土元素总量较高，强烈富轻稀土，δEu较小；I_多数介于0。

Garnet and sodic clinopyroxene were disappeared.

石榴石及钢质单斜辉石消失。

Exchangeable sodium percentage of soil solution was selected as the sodic sless indicator according to the eltaractertsfics of the sodic soil.

根据苏打盐碱土的特殊性，采用土壤ESP作为胁迫指标因子，观察不同生育期水稻植株对Na、K的吸收、运输和分配，分析植株体内的离子响应及植物与盐碱作用关系。

What would he tell Judith and the children?

他将怎样告诉朱迪丝和孩子们呢？

I this is at that time, the opinion with peacockish true girl is full of in a heart.

这就是当时的我，一个心中布满虚荣的女孩子真实的想法。