• The damage of aquatic plant Spirogyra sp. and Pistia stratiotes L. from anion surfactant LAS and nonionic surfactant AE was studied with transmission electron microscopy.

    利用透射电镜研究阴离子型表面活性剂LAS非离子型表面活性剂AE水生植物、水浮莲的损伤作用。

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  • Method:in this article, the traditional paraffin section, the normal powder section are used to studied for the root, stem and leaf of Hibiscus trionum L. SP. PL.

    方法本文采用传统石蜡制片、常规粉末制片的方法对自采的野西瓜苗进行了比较鉴别研究

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  • Method:in this article, the traditional paraffin section, the normal powder section are used to studied for the root, stem and leaf of Hibiscus trionum L. SP. PL.

    方法本文采用传统石蜡制片、常规粉末制片的方法对自采的野西瓜苗进行了比较鉴别研究

    youdao

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