Through two years of systematic investigation,it was found that Corythucha ciliata occurred in the main streets of Guangde City and spread rapidly to roads and streets of some villages and towns.The investigation foun...Through two years of systematic investigation,it was found that Corythucha ciliata occurred in the main streets of Guangde City and spread rapidly to roads and streets of some villages and towns.The investigation found that C.ciliata could harm indigenous tree species such as Broussonetia papyrifera,and could also quickly occupy the living space of thrips,the original leaf pest of local Platanus acerifolia.Literature review also suggested that the pest would also be a potential threat to indigenous tree species,such as Rhododendron simsii Planch,Prunus cerasifera Ehrhar,etc.Guangde City,located in the middle and lower reaches of the Yangtze River,was sunny,hot and dry in summer from 2021 to 2022.However,C.ciliata had no obvious diapause habits in summer,with strong adaptability.It was easy to control C.ciliata,but was difficult to eradicate the pest.According to the risk analysis index system of dangerous forest pests,the risk value of C.ciliata was determined as R=1.80,belonging to moderately dangerous pest in Guangde.Through quarantine,publicity,winter and summer management measures,the occurrence of C.ciliata was controlled to a certain extent,and the harm and transmission risk of the pest were reduced.展开更多
文摘Through two years of systematic investigation,it was found that Corythucha ciliata occurred in the main streets of Guangde City and spread rapidly to roads and streets of some villages and towns.The investigation found that C.ciliata could harm indigenous tree species such as Broussonetia papyrifera,and could also quickly occupy the living space of thrips,the original leaf pest of local Platanus acerifolia.Literature review also suggested that the pest would also be a potential threat to indigenous tree species,such as Rhododendron simsii Planch,Prunus cerasifera Ehrhar,etc.Guangde City,located in the middle and lower reaches of the Yangtze River,was sunny,hot and dry in summer from 2021 to 2022.However,C.ciliata had no obvious diapause habits in summer,with strong adaptability.It was easy to control C.ciliata,but was difficult to eradicate the pest.According to the risk analysis index system of dangerous forest pests,the risk value of C.ciliata was determined as R=1.80,belonging to moderately dangerous pest in Guangde.Through quarantine,publicity,winter and summer management measures,the occurrence of C.ciliata was controlled to a certain extent,and the harm and transmission risk of the pest were reduced.
