苧麻是一种重要的经济作物,其是现代国防、民用工业等的重要原料。国内外市场盛销。江西苧麻栽培历史悠久、资源丰富,发展苧麻生产,对振兴江西的经济具有重要意义。近年江西苧麻种植面积达15—18万亩。随着栽培技术提高,水肥条件改善以及生态环境的变化,病害的发生与为害也日趋严重,这是目前江西苧麻单产一般偏低主要 Ramie is an important economic crop, which is an important raw material for modern national defense and civilian industry. Strong sales at home and abroad. Jiangxi ramie cultivation has a long history, rich resources, the development of ramie production, to revitalize the economy of Jiangxi is of great significance. In recent years, Jiangxi ramie planting area of ​​15-18 mu. With the improvement of cultivation techniques, the improvement of water and fertilizer conditions and the changes of ecological environment, the occurrence and damage of diseases are also becoming more and more serious. At present, the yield of ramie in Jiangxi Province is generally low mainly