记者近日从江苏省植保站了解到,6月上旬以来,江苏省部分水稻秧田查见苗稻瘟发病中心或急性型病斑,急需立即用药控制。据江苏省植保站朱凤介绍,近阶段该省丘陵、沿江、淮北等地水稻秧田相继出现稻瘟病症状。去年该省稻瘟病大发生,田间菌源充足,而秧田种植密度大,通透性差,加上5月底6月初几场大雨过后田间湿度 Reporters recently learned from the plant protection station in Jiangsu Province, since early June, Jiangsu Province, part of the rice seedling see blight blast center or acute lesions, urgent need for immediate medication control. According to Zhu Feng, a plant protection station in Jiangsu Province, rice blast symptoms have emerged in rice fields in the hilly, coastal and Huaibei provinces in the recent stage. Rice blast occurred in the province last year, adequate field bacteria, and planting seedling density, poor permeability, coupled with the end of May early June after a few heavy rains after the field humidity