摘要
通过蝉害调查及药剂防治试验,初步提出选栽抗蝉树种,冬季修剪产卵技,幼林行间套种玉米,氨水浇灌,成虫产卵期对树冠喷药2～3次等防治措施。
Through the observation and chemical control cxperiment, the preliminary measures for Cryptotympana atrata control were proposed as follow:pruning oviposition branches in the winter,intercropping maize in the young forest,irrigating ammonia water and spraying pesticides 2～3 times to the crown during the egglaying period etc.
出处
《陕西林业科技》
北大核心
1990年第4期44-46,共3页
Shaanxi Forest Science and Technology
