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Date:2014-06-17
On July 22 this year, held the red jujube symposium and listen to the people's voice. By using guava juice to kill the Protaetia orientalis Groy et Percheron , spray yellow sticky liquid, guava juice and naled-intoxicated methyl eugenol trap to kill the oriental fruit fly and the remaining pests are Coptocephala bifasciata Jacoby, Euproctis taiwana Shiraki, Orgyia postica Walker, Selepa celtis, Bradybaena simlaris Ferussac, andZeuzera coffeae Nietner, but they have low population. When pruning or cruising in order to capture or manual removal of egg masses below the economic injury level(EIL). Another finding that the new pests of Carposina niponensis Walsingham does damage fruit, was firstly found around mid to late June, but not occurred heavily, only damage the fruit and can be manually removed. The date fruit apt to split as soon as it rains. Its aroma can easy attract fruit flies and lay their eggs and feeding, resulting increase the injury rate of fruit to 30 % . Main disease is rust. By using mineral oil, bacillus subtilis with chemical agents decrease the application frequency of pesticide to 40 % .