大兴安岭地区兴安落叶松种子园球果花蝇防治技术

摘要

利用综合防治方法对加格达奇兴安落叶松种子园落叶松球果花蝇进行防治，结果表明：防治效果达到90％时，种子园出种率提高了10％，大幅度减少良种种子损失，增加良种供给率。%Larix gmelinii seed orchard Losiomma sp.was controlled in Jiagedaqi by integrated control.The result showed that the seed growth rate increased by 10% when the control effect was 90%.It decreased the loss of improved variety seeds on a large scale and increased the improved variety supply rate.