论文部分内容阅读
水稻抛秧是近年来发展较快的稻作轻型栽培技术，多年实践充分显示了抛秧稻省工省力、高产高效的优势，故得已普遍推广。但抛秧稻田病虫草害发生复杂，较常规稻田更重，因此必须加强防治，并应以防为主。 １纹枯病 水稻抛栽田间密度大，通气透光差，中下部湿度偏高，纹枯病发生?
Rice throwing is a fast growing rice cultivation in recent years, light cultivation techniques, many years of practice has fully demonstrated the throwing rice provincial labor-saving, high yield and efficiency advantages, it has been widely promoted. However, the diseases and insect pests of throwing rice plants are complicated and heavier than the conventional paddy fields, so prevention and treatment must be strengthened and prevention should be the priority. 1 sheath blight Rice throwing field density, poor ventilation, poor, mid-lower humidity, sheath blight?