Study on the Prediction Model of Wheat Rust in Shangqiu
Weidong Yu · Anhui nongye kexue · 2007
Based on the investigation data on the diseased area,the atmospheric circulation factor and the meteorological record during 1995～2005 in Shangqiu,the degree of wheat rust was analyzed and the characteristic of the meteorological condition affecting winter wheat rust was studied in terms of correlation analysis.The predicated model was set up with stepwise regression and the accuracy of the predicated models was 87.2% and the extrapolated prediction accuracy can achieve 93.8%.