应用Verhulst模型测报松针褐斑病发病率

Disease Incidence Forecast of Lecanosticta acicola with Verhulst Model

依据瑞金市 1992～ 1998年松针褐斑病逐年发病率的时间数据序列 ,尝试应用

According to the time data of disease incidence of Lecanosticta acicola year by year from 1992 to 1998 in Ruijin ,the authors have a try to studied the forecast methods by using with Verhulst model.