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。
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。
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。
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。
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。
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。
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。
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。
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。
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。
The manure decreases the acidity of soil, creating an environment ideal for the bacterial degradation.
鸡粪能减少土壤的酸性，创造出细菌降解的理想环境。
First, it poured industrial quantities of lime (pulverised limestone or chalk) onto the soil to reduce levels of acidity.
首先，撒入大量石灰(石灰或是石粉)来降低土壤酸性。
It measures the acidity of the soil, which is important to growing anything in the ground.
它的酸性土壤的措施，其中重要的是要在地上种植什么。
Acidity in soil can be neutralized by spreading lime on it.
土壤的酸性可以通过在它上面撒石灰来中和。
Influence of complexes and acidity control on electrokinetic process of soil chromium.
络合剂和酸度控制对土壤铬电动过程的影响。
Effects of acidity on copper speciation in soil solution and relations of copper forms with ryegrass growth and copper uptake were studied.
研究了酸度对土壤溶液中铜形态的影响以及不同形态铜与黑麦草吸收及其生长的关系。
How do you test the acidity of soil?
你怎样测试土壤的酸度？
The results indicate that soda residues can favorable improve acidity soil, and have obvious increase in production of lichee, kidney bean, tomato and sweet potato.
结果表明碱渣对酸性土壤有良好的改良作用，对荔枝、四季豆、番茄、番薯等作物均有良好的增产效果。
The result is increased acidity in lakes, which has curtailed the ability of many fish to reproduce, and in the soil, which has slowed the growth of trees and increased their vulnerability to disease.
酸雨现象不但导致湖泊酸性提高，使许多鱼类繁殖能力下降；而且随着土壤里酸性物质的增加，树木的生长速度开始放慢，对疾病的抵抗力下降。
O-P in rhizosphere soil decreased when exchange acidity and total hydrolytic acidity increased.
根际土壤o - P含量随着土壤交换性酸、水解性总酸度的增高而降低。
Though water body initial acidity differed significantly, soil-water system acidity reached unanimity rapidly after flooding water.
尽管水体初始酸度差别很大，但土-水体系在淹水后酸度迅速趋于一致。
Soil mesofauna in 4 types of soil gradient in acidity was investigated in beach land of Eastern Shanghai in 1999.
1999年，对上海浦东滩涂4类不同酸碱度土壤中的中型土壤动物进行了调查。
Soil mesofauna in 4 types of soil gradient in acidity was investigated in beach land of Eastern Shanghai in 1999.
1999年，对上海浦东滩涂4类不同酸碱度土壤中的中型土壤动物进行了调查。
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