Effects of farmland application of sewage sludge on crop yields and heavy metal accumulation in soil and crop 污泥农用对土壤和作物重金属累积及作物产量的影响
Heavy Metal Accumulation in Brassica pekinensis and in Soil Amended with Sewage Sludge Compost 施用污泥堆肥对土壤和小白菜重金属积累的影响
Application of aeolian sand fillers in freeway foundation projects HEAVY METAL ACCUMULATION AND HEALTH RISK ASSESSMENT IN THE ROADSIDE SOIL-WHEAT SYSTEM ALONG ZHENGZHOU-KAIFENG HIGH-WAY, CHINA 浅述风积砂填料在高速公路路基工程中的应用郑汴路路旁土壤-小麦系统重金属积累及其健康风险评价
Association Analysis on Soil Heavy Metal Accumulation and Land Use Types Based on Association Rules 基于关联规则的土壤重金属积累与土地利用方式的关联分析
The uptake of dissolved metals, a potentially significant source for overall metal accumulation in bivalves, is liable to be influenced by biotic and abiotic factors. 摘要对溶解态重金属的吸收是贝类累积重金属的重要来源之一,易受到生物因素和非生物因素的影响。
Thus, it should be important for the development of practical approaches to reduce heavy metal accumulation in rice. 开发能够控制、减少水稻对重金属吸收和经食物链传递的技术与方法,对确保食物安全具有重要意义。
Influence of point sources on heavy metal accumulation in different apartments of Jiaozhou Bay 点源污染对胶州湾海水体系中不同形态重金属富集的影响
Based on field investigation and sample analysis of polluted soil from Pb, Zn mine in Quzhou county Zhejiang province, microbial activities, soil enzymes activities and heavy metal accumulation in plants were studied. 通过野外调查和采样分析,研究了浙江衢州铅锌矿区土壤的微生物、土壤酶活性及植物重金属积累特性。
Mice and shrews are the most useful indicators in monitoring environmental pollution by heavy metals, its liver and kidney are major indicative organs for heavy metal accumulation. 鼠类和鼠句鼠青是环境重金属污染研究中最常用的指示物,其肝脏和肾脏是重金属富集的重要指示器官。
The pot and plot experiments to study the effect of sewage sludge compost and sewage sludge compound fertilizers on vegetables yield and heavy metal accumulation in vegetables. 通过盆栽和小区试验初步探讨了污泥复合肥对蔬菜的增产效应及其对蔬菜吸收累积重金属的影响。
A Review of Heavy Metal Accumulation and Tolerance by Plants of Different Ecotype 不同生态型植物对重金属的积累及耐性研究进展
Effects of air settlement on heavy metal accumulation in soil 大气沉降对土壤重金属累积的影响
The analysis of the correlation between heavy metal content and biomass of aboveground parts indicated that the heavy metal accumulation was not correlated with the biomass. 植物地上部重金属含量与植物地上部生物量的相关分析表明,植物对重金属的积累量与植物地上部生物量的大小无关。
The objective of this paper introduced organic fertilizer of benefits on soil organic, soil structure, soil of nutrition element, enzymatic activity and soil microbe activity and improper application of organic fertilizers may result in heavy metal accumulation in soil. 本文主要介绍了有机肥对土壤有机质含量、土壤结构、土壤中的营养元素、酶的活性和土壤中微生物活性的益处和不合理施用有机肥引起土壤中重金属的积累。
Heavy metal accumulation in edible mushroom and its mechanism were described in detail. 详细论述了食用菌重金属富集及其机理。
Heavy Metal Accumulation in Chinese Cabbage ( Brassica chinensis) Grown in Soil Amended with Sewage Sludge Compost 施用污泥堆肥对土壤和青菜(Brassicachinensis)重金属积累特性的影响
Two types of farmland soil pollution assessment method were presented in the paper, which were the soil heavy metal accumulation assessment and soil environmental suitability assessment for agricultural producing area. 本研究提出了将耕地土壤重金属污染评价分为累积性污染评价和农产品产地土壤环境质量适宜性评价两类。
Modern Sedimentation Rate and Heavy Metal Accumulation in Jiaozhou Bay Sediments 胶州湾现代沉积速率与沉积物中重金属的累积分析
Finally, two methods have been proposed to avoid the metal accumulation and the excessive wall thickness reduction appearing in the forming process, by controlling the local thickness of the blank and controlling the clearance between roller and mandrel, respectively. 提出了通过控制坯料局部厚度和旋轮与芯模间间隙的方法来改善成形过程中金属堆积和壁厚过度减薄现象。
Patterns of Heavy Metal Accumulation in Different Varieties of Citrus on Hilly Purple Soils 丘陵紫色土不同柑桔品种对土壤重金属富集特征研究
Effects of sewage sludge compost and compound fertilizers on vegetable yield and heavy metal accumulation 污泥及其复合肥对蔬菜产量及重金属积累的影响
A greenhouse experiment was performed to understand the effects of application of sewage sludge stabilized by coal fly ash on soil physicochemical properties and heavy metal accumulation in corn. 通过温室盆栽试验研究施用不同量及不同比例粉煤灰钝化污泥对土壤理化性质、玉米生长和重金属累积的影响。
The heavy metal accumulation was mainly controlled by the clay fraction of the sediments. 潮滩沉积物粘粒的含量是影响重金属累积的主要因素。
Combined with the implementation of "code of primary products quality security" and "safety management methods of agricultural producing area", two farmland soil pollution assessment methods were presented in the paper, which were the soil heavy metal accumulation assessment and suitability assessment. 结合《农产品质量安全法》及《农产品产地安全管理办法》的实施,提出将耕地土壤重金属污染评价分为累积性污染评价和适宜性评价两类。
Effect of industrial distribution on soil heavy metal accumulation in a typical area of the Yangtze River Delta 长江三角洲典型地区工业企业的分布对土壤重金属污染的影响
Study on Heavy Metal Accumulation Mechanism in Pleurotus ostreatus 平菇对重金属富集机理的研究
In addition, soil pH affected not only soil heavy metal availability and grain heavy metal concentrations, but also the stability ( interaction of genotype by environment) in grain heavy metal accumulation ( Table 4). 土壤pH不仅影响土壤重金属有效性及水稻籽粒中重金属积累量,还影响籽粒重金属积累的基因型与环境互作效应(即积累稳定性)。
For better understanding and protecting spotted seals, the habitats, population dynamics, heavy metal accumulation and molecular genetic characteristics of spotted seals are investigated. 为了能够更好地保护斑海豹资源,对渤海海域斑海豹的栖息地、种群动态及分布时间、重金属体内积累、以及斑海豹的分子遗传特性进行了研究。
Field experiment were carried out to study the effect of biogas slurry on the yield and quality of sweet potato and the heavy metal accumulation in sweet potato and soil. 本研究通过不同沼渣施用量的田间试验,探讨了沼渣对甘薯的增产效应及其对甘薯品质、重金属吸收的影响。
The effects of biochar input on migration of soil heavy metal absorption and heavy metal accumulation of soybean were investigated. 考察了生物炭输入对土壤重金属迁移及其对大豆吸收累积的影响。