Acetylcholinesterase (AChE) was immobilized on multilayer films assembled by poly diallyldimethylammoniumrnchloride (PDD......

以黄土为原料并从中提取粘土矿物,研究粘土矿物对氯吡硫磷的吸附行为,并从吸附等温线,动力学和热力学角度对其吸附机理进行探讨.吸......

本文建立了气相色谱法测定面粉中毒死蜱残留量的数学模型；通过对测定过程中不确定度分量来源的分析，计算了各不确定度分量，最后计算出......

【背景】螺旋粉虱是新入侵中国海南的一种危险性害虫,化学防治是目前最主要的防治手段和应急措施。【方法】采用POTTER喷雾法监测......

[Objective]The paper was to understand the toxic effect of pyrethrins against Coptotermes formosanus Shiraki,as well as ......