【作者】 沈丽； 刘牛； 李媛； 廖华明；

【Author】 Shen Li Liu Niu Li Yuan Liao Huaming (Plant Protection Station of Sichuan Province , Chengdu 610041)

【机构】 四川省农业厅植保站；

【摘要】 通过对四川省1989-1996年小麦白粉病发生情况的分析,结合小麦生态地形类型和历年气象资料等指标,将小麦白粉病发生区划为盆周重发区和盆内中等及轻发区。影响小麦白粉病发生程度的主要因子有:(1)小麦种植区的海拔高差;(2)相对湿度;(3)降雨;(4)11月、次年3、4月的气温。更多还原

【Abstract】 By collecting and analysing the history data of Wheat Powdery Mildew, interating with the type of wheat growth ecological region and the relevant climate data , the division into district of the Wheat Powdery Mildew in Sichuan was divided into two parts : the serious injury region in the basin and the ordinary injury region along the basin . The main factors effecting the degree of the Wheat Powdery Mildew was : (1) the difference of the maximum and the minimum elevation ; (2) relative humidity ; (3) rainfall ; (4) the temperature of November , March and April of the next year.更多还原