在拳王童年家乡附近，当地卫生部门已清理了有毒性的土壤，建造了社区花园。
Near the boxer's childhood home, the local sanitation department has cleaned the soil of toxins for the creation of a community garden.
简述了铬的毒性、铬在土壤中的反应与存在状态、铬对植物的影响及含铬污泥在农业中应用的现状。
Toxicity, reactions and existence state in soil and effects on crops of chromium, current situation of applying fertilizer of tannery chromium sludge were described.
以盆栽试验，研究了砷对莴苣的影响、土壤砷的有效性及其毒性临界浓度。
A greenhouse study was conducted to investigate the effect of soil as on lettuce growth, its plant availability and toxic critical concentration.
随着培养时间的延长，土壤提取液中镧的生物毒性逐渐减小。
When incubation time was prolonged, the biological toxicity of La in soil extractable solution had a tendency to decrease.
目的观察一次经口给予小鼠土肥后， 动物在短期内出现的健康损害效应，从而建立一套经济、快捷的土壤肥料急性毒性检测标准方法。
Objective To establish a economic and short-term method of soil fertilizer through the acute health hazard in mice for acute oral toxicity evaluation.
作者们说，草甘膦除草剂的毒性有益于土壤生物进一步减少对植物对抗病害所需的养分的可获得性。
The authors said that glyphosate's toxicity to beneficial soil organisms further reduces the availability of nutrients that are critical for a plant's defense against disease.
镧在土壤中的生物毒性是直接的。
可在“土壤环境容量”的研究中，为土壤重金属、非金属的毒性临界浓度提供一个参数。
In the research of "the environmental capacity of soil", it may furnish a parameter to the critical toxic concentration of heavy metals and non-metals in soil.
土壤中重金属的赋存形态决定其在土壤中的迁移性、生物可利用性以及毒性。
The mobility, the bioavailability and the toxicity of heavy metals in the soil depend on their specific chemical forms and on their binding state.
采用滤纸接触法和自然土壤法研究了毒斯乐对自然蚯蚓的急性毒性。
The acute toxicity of dichlorvos, chlorpyrifos and their mixture to earthworms were studied by two methods(the filter paper method and the natural soil method).
本文观察到酚酸类化合物分子中的酚羟基对土壤中氮硝化有关的微生物及酶具有毒性作用，是抑制土壤中氮硝化作用的主要影响基团。
It is observed that phenolic group in phenolic acids appeared toxic to microbials and enzymes, and was main group to effect inhibition of nitrification.
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。
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.
虽然淋洗前后土壤的基本理化性质发生了变化，但是土壤的毒性明显减弱，不对土壤的健康状况造成显著性影响。
Although physicochemical properties of soil has changed greatly after washing, toxicity of soil declines significantly and there is a low effect on health situation of soil.
论述了土壤Cd污染的特点、Cd在土壤中的形态转化特征、生物毒性及我国目前土壤Cd污染现状及危害。
The characteristics of Cd pollution in soil, Cd forms transformation in the soil and its biological toxicity are reviewed in this paper.
论述了土壤Cd污染的特点、Cd在土壤中的形态转化特征、生物毒性及我国目前土壤Cd污染现状及危害。
The characteristics of Cd pollution in soil, Cd forms transformation in the soil and its biological toxicity are reviewed in this paper.
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