园林植物根病的发生特点及防治策略

Occurring Characteristics of Garden Plant Root Diseases and Tactics for their prevention and control

本文在阐述园林植物根病发生的一般特点的基础上，着重分析了根病诊断和防治困难的原因，提出了根病防治的一般原则，并明确了生物防治在土传病害中的特殊地位。

The diagnosis and the cause of difficulty about prevention and control of the root diseases of garden plant were studied emphatically based on the description of common characteristics of the disease. The general principles of disease prevention and control were suggested,and the special position of biocontrol for soil infection disease is emphasized.