Prevention and Control Measures of Ziziphus jujube
Jujube larvae, belonging to the Lepidoptera Tortricidae family. Jujube armyworm damages the leaves, flowers and fruits of jujube trees, which seriously affects the yield and quality of jujube. Its prevention measures are as follows:
1. In the winter and spring, scrape old bark, burn them centrally, eliminate overwintering mites.
2. In adulthood, adults are used to attract adult insects using black light lamps.
3. After the autumn larvae have not entered the winter, they can sow the grass on the trunk to trap the overwintering larvae and eliminate them.
4. Chemical control: first generation larvae in mid-May, second generation larvae in late June, with 25% Diflubenzuron No. 3 1500 times to 2000 times, or 75% phoxim 2000 times solution Liquid spray control. In order to eliminate the first generation larvae, this is the key to control this worm.
1. In the winter and spring, scrape old bark, burn them centrally, eliminate overwintering mites.
2. In adulthood, adults are used to attract adult insects using black light lamps.
3. After the autumn larvae have not entered the winter, they can sow the grass on the trunk to trap the overwintering larvae and eliminate them.
4. Chemical control: first generation larvae in mid-May, second generation larvae in late June, with 25% Diflubenzuron No. 3 1500 times to 2000 times, or 75% phoxim 2000 times solution Liquid spray control. In order to eliminate the first generation larvae, this is the key to control this worm.
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