落叶松冠部主要病虫害发生与物候的关系

Study on the Relations between Larch Pests Occurrences and Phenomenon

以吉林省落叶松人工林6种主要病虫害为监测对象,通过对21种动植物的物候变化观察,弄清了落叶松6种病虫害的发生期、为害期与物候现象的关系。在此基础上,制定了与落叶松病虫害发生、发育期相对应的物候现象对照表,提出了防治适期的参照性植物和预警植物。

The fungi Mycosphaella larici - leptolepis, Botryosphaeria laricina, Triphragmiopsis laricinum and the insects Coleophora obducta, Adelges laricis, Cinara laricina are the main pests on larch （Larix logensis） shoot and needle in Jilin Province. Through observing the relative phenology of 21 plants and animals, the author founded the relative relations among the pests and their phenology, established the pest appearance and damages corresponding phenology appearance table, and put forward the consult and early warning methods to control the pests.