4.Classification of Plant Quarantine 1)Based on quarantine range: International quarantine National quarantine 2)Based on quarantine objects: Pest insects crop disease weeds
4. Classification of Plant Quarantine 1) Based on quarantine range: International quarantine National quarantine 2) Based on quarantine objects: Pest insects crop disease weeds
5. Cognizance principles to plant quarantine objects Cognizance principles are consistent, but plant quarantine objects can be different in various countries or areas. 1)Disaster pests; 2)Transfer by human activity; 3)Distributed in a limited area home or abroad
5. Cognizance principles to plant quarantine objects Cognizance principles are consistent, but plant quarantine objects can be different in various countries or areas. 1) Disaster pests; 2) Transfer by human activity; 3) Distributed in a limited area home or abroad
6.Implement approaches of Plant Quarantine 1)Rules established in China 199 1 Quarantine Law of importing and exporting animals and plants in People's Republic of China
6. Implement approaches of Plant Quarantine 1) Rules established in China 1 9 9 1 : Quarantine Law of importing and exporting animals and plants in People’s Republic of China
2)Quarantine objects cognized in China: Broadbean weevil Bruchus rufimanus; Potato tuberworm Phthorimaea operculella(马铃薯块茎蛾)； Pink bollworm Pectinophora gossypiella; Woolly apple aphid Eriosoma lanigerum; American white moth Hyphantria cunea; Vegetable leaf-miner Liriomyza sativae
2) Quarantine objects cognized in China: z Broadbean weevil Bruchus rufimanus ; z Potato tuberworm Phthorimaea operculella (马铃薯块茎蛾); z Pink bollworm Pectinophora gossypiella; z Woolly apple aphid Eriosoma lanigerum ; z American white moth Hyphantria cunea ; z Vegetable leaf-miner Liriomyza sativae
3)Quarantine and inspection Import and export station Fields in original areas Planting separately 4)Survey pest areas Pest Area (PA):area infected with quarantine pest. Pest Free Area (PFA):area NOT infected with quarantine pest
3) Quarantine and inspection Import and export station Fields in original areas Planting separately 4) Survey pest areas Pest Area (PA): area infected with quarantine pest. Pest Free Area (PFA): area NOT infected with quarantine pest