[Objective] The paper was to understand the current situation of alien species at Panjin port,and provide the reference basis for the de-velopment,construction and management of Panjin port.[Method] The species,life f...[Objective] The paper was to understand the current situation of alien species at Panjin port,and provide the reference basis for the de-velopment,construction and management of Panjin port.[Method] The species,life forms and habitats,place of origin and invasion mode of alien pests at Panjin port were studied by the way of route survey,combined with literatures and molecular biology methods.[Result] A total of 137 species of weeds and insects were preliminarily identified at Panjin port.There were 84 species of weeds belonging to 25 families,39 of which were alien species and 3 were quarantine weeds.There were 56 species of insects belonging to 30 families,all of which were native to China.(i) There were 29 species of Compositae weeds,accounting for 35.8% of the total.(ii) Weeds were mainly annual and biennial.(iii) There were 24 species of weeds native to America,accounting for 61.5% of the total;followed by those native to Europe,with a total of 12 species,accounting for 30.8%.(iv) Weeds had poor growth,so there was no invasion,and they can be eradicated once discovered.[Conclusion] In the newly opened grain berths at Panjin port,it is suggested that all departments strictly check the pass,strengthen supervision and monitoring,scientifically introduce seeds,strengthen public education,raise public awareness,and improve the control system of alien pests.展开更多
文摘[Objective] The paper was to understand the current situation of alien species at Panjin port,and provide the reference basis for the de-velopment,construction and management of Panjin port.[Method] The species,life forms and habitats,place of origin and invasion mode of alien pests at Panjin port were studied by the way of route survey,combined with literatures and molecular biology methods.[Result] A total of 137 species of weeds and insects were preliminarily identified at Panjin port.There were 84 species of weeds belonging to 25 families,39 of which were alien species and 3 were quarantine weeds.There were 56 species of insects belonging to 30 families,all of which were native to China.(i) There were 29 species of Compositae weeds,accounting for 35.8% of the total.(ii) Weeds were mainly annual and biennial.(iii) There were 24 species of weeds native to America,accounting for 61.5% of the total;followed by those native to Europe,with a total of 12 species,accounting for 30.8%.(iv) Weeds had poor growth,so there was no invasion,and they can be eradicated once discovered.[Conclusion] In the newly opened grain berths at Panjin port,it is suggested that all departments strictly check the pass,strengthen supervision and monitoring,scientifically introduce seeds,strengthen public education,raise public awareness,and improve the control system of alien pests.
