周期分析法在棉红蜘蛛发生程度预测中的应用

APPLYING PERIOD ANALYSIS FORECESTED THE OCCURRENCE DEGREE OF COTTON CARMINE SPIDEQ

本文应用周期分析方法对江陵县棉红蜘蛛—朱砂叶螨的预测预报技术作了新的尝试．经对江陵县３６年历史资料拟合，符合率高达９４．４％．运用这一技术对该县１９８７—１９９６年棉红蜘蛛发生程度进行了１０年长期预测预报．

This paper have a new try in period analysis for forecasting technique of cotton Tetranychus Cinnabarinus Boisduval at Jiangling Coenty. It fitted the historical data of 3 36 years at Jiangling, fitting degree is 94.4% .This technique forecasted the occurrence degree of cotton Carmine Spider during 1987-1996 at this county.