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1·Biological activity in a soil is influenced by soil acidity and nutrient status.

活动被土壤养分含量状况所制约。

2·Both nitrogen and sulphur emissions are major contributors to soil acidity and environmental pollution.

氮和硫的排放物是造成土壤酸度和环境污染的两大主要来源。

3·Vegetation uptake of nitrogen and base cation, as well as acid deposition, is an important source of soil acidity.

植被对氮和盐基阳离子的吸收是除酸沉降外另一个重要的土壤酸度来源。

4·There was not significant correlation between soil acidity and various forms of inorganic phosphorus in non-rhizosphere soil, respectively.

非根际土壤酸度与非根际土壤无机磷形态的相关性不明显。

5·The combination of Aluminium toxicity with soil acidity is a major crop growth limiting factor in over 40% of the arable land in the world.

世界上40%以上的耕地因为铝离子毒性和土壤酸性的综合作用而限制了农作物的生长。

6·It also USES the tropical maize al tolerance level and al stress recall memory to gauge the temperate maize ability to cope with increasing soil acidity and al toxicity.

我们也利用铝胁迫耐受水平和“铝胁迫回想记忆”比较了热带玉米和温带玉米对土壤中酸度和铝离子水平提高的适应能力。

7·It could be concluded that the waste of soda manufactory and the spent mushroom compost have demonstrated a good complementarity in regulating the soil acidity and improving fertilizer in soil.

碱渣和菇渣在调节土壤酸性、改善土壤肥料方面表现出很好的互补性。

8·Soda residues can favorable improve acidity soil, and have obvious increase in production of lichee, kidney bean, tomato and sweet potato.

碱渣对酸性土壤有良好的改良作用，对荔枝、芸豆、番茄、番薯产量有明显提高。

9·But even this method runs the risk of altering the acidity of soil or Marine ecosystems unless precautions are taken with disposal.

但是即便这种方法也面临着改变土壤酸性或海洋生态系统的风险，除非采取处理的预防措施。

10·Thirty-tonne trucks have finished spreading lime fertiliser to reduce the acidity of the soil.

三十吨的卡车已经完成播撒石灰的工作，以减少土壤的酸度。