The effects of kojic acid on phenoloxidase (PO) of Plutella xylostella were investigated, when it had been partially pur......

该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......

为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......

重金属铜是养殖水体的主要污染物，严重影响甲壳动物的免疫机能。以淡水克氏原螯虾（Procambarus clarkii）为实验对象，以亚致死浓度（1.0、......

To investigate the stimulating effects of immunostimulants on the autogenous immunocompetence of crabs and the possible ......