Forecasting quality assessment methods of the occurrence degree of plant diseases and insect pests.
Author of the article:TANG Jie，TANG Qi-Yi，CHENG Jia-An
Author's Workplace：(Institute of Insect Sciences, Zhejiang University, Hangzhou 310029, China)
Key Words：agricultural diseases and insect pests; McNemar test; Kappa test; statistical test; occurrence degree
Abstract：Two statistical test methods, McNemar test and Kappa test, were introduced in this paper to assess the quality of forecasting occurrence degree of plant diseases and insect pests. And the principle, hypothesis testing and statistical meaning of the two me