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潜叶蛾是为害柑橘的主要害虫之一。在夏季高温干旱时,往往为害严重,使柑橘产量和品质都大为降低。采取如下综合防治方法效果很好。 1.定期灌溉 干旱是诱发潜叶蛾的主要因素之一。当连续出现35℃以上晴天时,橘园应定期灌溉,并以沟灌或滴灌较好,有条件的地方可用水淋树冠,以增加树体表面湿度和补充体内水分。沟灌一般每7～10天一次,滴灌3～5天一次。滴灌是先将盛水器吊在树上,然后用3～4根小胶管均匀引水于不同方向的树冠内,使水慢慢滴于表面。
Leaf moths are one of the major pests responsible for citrus. In the summer when the temperature and drought are often detrimental to the citrus yield and quality are greatly reduced. Take the following comprehensive prevention and treatment methods works well. Regular irrigation Drought is one of the main factors inducing leaf moths. When the continuous above 35 ℃ sunny days, orange grove should be regularly irrigated, and to ditch or drip irrigation better, conditional water canopy crown, in order to increase the tree surface moisture and replenish the body of water. Furrow irrigation generally once every 7 to 10 days, drip 3 to 5 days time. Drip irrigation is the first water hanging in the tree, and then use 3 to 4 small hose uniform water diversion in different directions canopy, the water slowly dripped on the surface.