The ENSO event and rice planthopper occurrence in China

摘要

The rice planthopper, including brown planthopper (Nilaparvata hugens Stal) and white- backed planthopper (Sogata furcifera Horvath), is one kind of tropical pests. They immigrate with the southeast monsoon from low - latitude area into China at March or April. The global climatic anomaly especially the El Ni fro event and the Southern.Oscillation (the ENSO event) directly influence the rice planthopper outbreaks. The occurrence of rice planthopper in China and it's relationship with ENSO event were studied.