查询词典 alkali

The obvious change of properties of alkali soil is due to the decrease of soluble salt content after the growth of P.

星星草使碱化土壤化学性质发生较明显的变化是降低了可溶性盐含量。

In acid and alkali soil, there are mainly indissoluble bivalent or trivalent phosphates, which cannot be utilized by plants.

在酸碱性土壤中，磷主要以植物难以吸收利用的难溶性二价或三价阳离子的形式存在。

The different saline and alkali soil environment have different impacts on the soil microorganism growth characteristics.

文中初步分析了艾比湖湿地不同盐碱地土壤微生物群落分布变化的特征，讨论了土壤盐碱化程度对微生物数量的影响。

The most effect on salt content of the alkali soil was the grass has grown for two years.

随着星星草生长年限的增加，CO3 2 -、HCO3 -和 Na+含量逐年减少，Cl-含量变化不明显，SO42 -和 K+呈减少趋势，Ca2 +和 Mg2 +则呈增加趋势。

The nitrate content was higher in stem than leaf in harvest anaphase, and higher in acidic soil than in alkali one.

在酸性土壤上莴笋中的硝酸盐含量高于碱性土壤。莴笋采收后期茎的硝酸盐含量高于叶片。

For long time, in the study filed of saline and alkali soil ecology, the research has been focused on plant physiology and bio-ecology.

盐渍化土壤改良与利用是世界范围内所面临的难题，长期以来在盐渍化土壤生态学研究领域内，人们以实现生物改良与利用为主要目标，开展了许多盐生植物生理生态的科学研究。

Increasing areas in saline and alkali soil dramatically affect crop yield.

土壤盐碱化严重影响作物的产量。

The saline - alkali soil area accounts for 2.1% of all the area.

由于盐碱土的物理化和化学性质相对比较恶劣，土壤粘重，表层下有碱化层，含盐量和碱化度高，对树木生长影响较大，给该地区林业发展带来了很大难分难解度。

In addition, using plant growth promoter can improve N utilization ratio of Chinese cabbage to the soil notably, and increase total amount of microorganism in soil. Moreover, it can raise soil buffer capacity, and make sour alkali degree of soil suitable for the growth of Chinese cabbage.

同时该植物生长促进剂可提高植物对土壤中氮素的利用率，增加土壤中微生物的总量，提高土壤缓冲能力，使土壤的酸碱度更适合植物的生长。

The article explores the composition and property of alkali slag cement -red soil base light wall partition.

研究了碱矿渣水泥－赤泥基轻质隔墙板的组成和性能。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷