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2004年由于气候条件有利,水稻条纹叶枯病大发生,发病范围之广,病情之重历史罕见。本市发病面积达2郾53万hm2,折实发生面积0郾61万hm2,特别是粳稻田100%发病,受害尤为严重。虽然全市开展了有力防治,大面积上得到了有效控制,但在防效上仍存在不平衡性,防效有高有低。现就不同栽培
Due to the favorable climatic conditions in 2004, the occurrence of rice stripe leaf blight occurred in a wide range of incidences, and the seriousness of the disease was rare. The incidence of this Municipality is 2 郾 530,000 hm2, with an area of 0 郾 610,000 hm2, especially 100% of japonica rice fields, especially for victims of this disease. Although the city has carried out vigorous prevention and control and has been effectively controlled over a large area, there are still some imbalances in prevention and control with high and low prevention and control effects. Now different cultivation