论文部分内容阅读
利用周期分析方法研究了小麦条锈病初侵染日期,流行盛期以及发生程度的内在规律,提取了周期项,证明了发生时间和发生程度间存在着密切的联系,利用周期项做延伸预报,经检验效果较好。
Periodic analysis was used to study the internal rules of the date, prevalence and incidence of stripe rust in wheat stripe rust. Periodic items were extracted and it was proved that there was a close relationship between the occurrence time and the occurrence of wheat stripe rust, The test results are better.