石灰

High content of calcium carbonate in calcareous soil is one of major factors that cause zinc deficiency of crops.

石灰性土壤中高碳酸钙(CaCO3)含量是引起作物缺Zn的重要原因之一。

The state and transform of nutrient elements are important to plant nutrition and environmental quality in calcareous soils.

石灰性土壤中各种元素的状态和转化，对植物营养和环境质量有重要意义。

All have calcareous plates embedded in their skins, and all have five-part radial symmetry.

石灰板都嵌入在自己的皮肤，和所有有五个部分径向对称性。

It was estimated that more than 80% of applied P fertilizer become sparingly soluble phosphate and retained in calcareous soil.

据估计，在石灰性土壤中约有80%的磷肥以难溶性磷酸盐存在。

It is important that the relationship of calcareous soil and zinc nutrition can be clarified and also increases the yield and quality of crop.

这对于揭示石灰性土壤主要化学因素与小麦锌营养的关系，进而提高农产品产量和营养品质，具有十分重要的意义。

Zinc deficiency occurs worldwide in soils and plants, particularly in calcareous soils of arid and semi-arid regions.

土壤和植物中的锌缺乏是一个全球性的问题，特别是在干旱半干旱地区的石灰性土壤上。

Influence of long-term fertilization on phosphorus fertility of calcareous soil Ⅱ.

长期施肥对石灰性土壤磷素肥力的影响Ⅱ。

The result indicated :(1) phosphoric acid could effectively reduce the pH value in calcareous soil .

试验结果表明：①磷酸能有效地降低石灰性土壤的pH值，在本试验条件下，要使土壤pH值由8.89降低到6.0左右，最佳酸用量为3.27g。

This paper studied the effects of interaction of phosphorus and cadmium on the growth of spinach in calcareous soils through pot experiment.

采用盆栽试验，研究了石灰性土壤中磷、镉交互作用对菠菜生长的影响。

Under the same conditions, the effect of ARF (pH 1. 0～2. 0) application on the soil pH value was different on two different calcareous soils in texture and pH value.

在同样条件下，酸性根际肥（pH 1.0～2.0）对不同质地的两个石灰性土壤pH值的影响和对土壤铁的活化程度是不同的。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了