瓦房店市是我省苹果主要产区和商品基地之一,该市在果树值保工作上有较丰富的经验,现将其1986年苹果树病虫害防治技术要点介绍如下,供参考。 Wafangdian City is one of the major apple producing areas and commodity bases in our province. The city has a wealth of experience in the value-keeping of fruit trees. Now, the essentials of its prevention and control of apple tree diseases in 1986 are as follows for reference.