脚腐病是金堂地区柑桔生产上重要病害之一,由于根颈部和根部受害腐烂。所以果农又叫“烂兜疤”。本病在四川果区发生普遍,以平坝地区果园受害严重,损失大,据1950～1956年统计,金党全县死树竞达三万株以上,一般受害2～3年后整株死亡。症状识别本病主要为害根颈和根,病部组织初期变褐色宙烂,六恶奥眯,’Cj32T扩大 Foot rot is one of the most important diseases in the production of citrus in Jintang area, due to rotting damage on the roots and roots of the roots. Therefore, fruit growers, also known as “rotten scar”. The disease occurred in the fruit area of ​​Sichuan Province in general, serious damage to Pingba orchards, the loss of large, according to statistics from 1950 to 1956, the entire county Jindal dead trees up to 30,000 or more, the general victims of death after 2 to 3 years . Symptoms of this disease are mainly the root and root of the root damage, diseased parts of the initial dark brown rotten tissue, six evil spirits, ’Cj32T expand