The method was established for purification of diflubenzuron by crystal technique with mixed solvents.

本文论述了利用混合溶剂——结晶法提纯虫脲分析技术。

A new typal insecticide, its generation, physical and chemical properties, insecticidal mechanism, insecticidal characteristic and synthesis of diflubenzuron are introduced.

介绍了新型杀虫剂──虫脲发现、理化性质、杀虫机理、杀虫特点及合成方法。

The method was established for purification of diflubenzuron by crystal technique with mixed solvents.

本文论述了利用混合溶剂——结晶法提纯除虫脲分析技术。

A new typal insecticide, its generation, physical and chemical properties, insecticidal mechanism, insecticidal characteristic and synthesis of diflubenzuron are introduced.

介绍了新型杀虫剂──除虫脲发现、理化性质、杀虫机理、杀虫特点及合成方法。

The method was established for purification of diflubenzuron by crystal technique with mixed solvents.

本文利用混合溶剂——结晶法提纯除虫脲分析技术。

A new typal insecticide, its generation, physical and chemical properties, insecticidal mechanism, insecticidal characteristic and synthesis of diflubenzuron are introduced.

介绍新型杀虫剂──除虫脲发现、理化性质、杀虫机理、杀虫特点及合成方法。

The method was established for purification of diflubenzuron by crystal technique with mixed solvents.

本了利用混合溶剂——结晶法提纯除虫脲分析技术。

A new typal insecticide, its generation, physical and chemical properties, insecticidal mechanism, insecticidal characteristic and synthesis of diflubenzuron are introduced.

介绍了新型杀虫剂──除虫脲发现、理化性质、杀虫机理、杀虫特点及合成方法。

The method was established for purification of diflubenzuron by crystal technique with mixed solvents.

本文论述了利用混合溶剂——结晶法提纯脲析技术。

A new typal insecticide, its generation, physical and chemical properties, insecticidal mechanism, insecticidal characteristic and synthesis of diflubenzuron are introduced.

介绍了新型杀剂──脲发现、理化性质、杀机理、杀特点及合成方法。

The method was established for purification of diflubenzuron by crystal technique with mixed solvents.

本文论述了利用混合溶剂——结晶法提纯除脲分析。

A new typal insecticide, its generation, physical and chemical properties, insecticidal mechanism, insecticidal characteristic and synthesis of diflubenzuron are introduced.

绍了新型剂──除脲发现、理化性质、机理、点及合成方法。

The method was established for purification of diflubenzuron by crystal technique with mixed solvents.

本文论述利用混合溶剂——结晶法提纯除脲分析技术。

A new typal insecticide, its generation, physical and chemical properties, insecticidal mechanism, insecticidal characteristic and synthesis of diflubenzuron are introduced.

介绍剂──除脲发现、理化性质、理、特点及合成方法。

The method was established for purification of diflubenzuron by crystal technique with mixed solvents.

本文论述了利用混合溶剂——结晶法提纯除脲分析。

A new typal insecticide, its generation, physical and chemical properties, insecticidal mechanism, insecticidal characteristic and synthesis of diflubenzuron are introduced.

绍了新型剂──除脲发现、理化性质、机理、点及合成方法。

The method was established for purification of diflubenzuron by crystal technique with mixed solvents.

本文利用混合溶剂——结晶法提纯除虫脲分析技术。

A new typal insecticide, its generation, physical and chemical properties, insecticidal mechanism, insecticidal characteristic and synthesis of diflubenzuron are introduced.

介绍新型杀虫剂──除虫脲发现、理化性质、杀虫机理、杀虫特点及合成方法。