泡桐是我国平原林业中的优势树种，但泡桐大袋蛾、桑白盾蚧之类的害虫对其危害日益严重，加之二者均营隐蔽生活，旦泡桐树体高大，给常规的喷药防治带来极大困难，为此，我们通过试验并推广应用，总结出了采用干基注射甲胺磷原液防治泡桐害虫的实践经验，该方法安全方便，... Paulownia is the dominant species of forestry in the plain of our country, but insects such as Paulownia pouch, Sanguinea sinensis are becoming more and more harmful to them, and both of them are hidden in life. When Paulownia tung tree is tall, Therefore, we have summed up the practical experience of prevention and cure of paulownia pests using dry-based injection of methamidophos stock solution, which is safe and convenient.