| 运用马尔可夫链预测马尾松毛虫发生面积 |
| |
| 引用本文： | 贾春生.运用马尔可夫链预测马尾松毛虫发生面积[J].信阳师范学院学报(自然科学版),2007,20(1):43-44. |
| |
| 作者姓名： | 贾春生 |
| |
| 作者单位： | 韶关学院,英东生物工程学院,湖南,韶关,512005 |
| |
| 摘 要： | 根据广东封开1975-2002年马尾松毛虫发生程度的历史资料,应用马尔可夫链方法对2003-2005年的马尾松毛虫发生程度进行预测,对1990-2002年的发生程度进行回测,历史符合率为92.31%.
|
| 关 键 词： | 马尾松毛虫 发生面积 马尔可夫链 预测 |
| 文章编号： | 1003-0972（2007）01-0043-02 |
| 收稿时间： | 2005-09-13 |
| 修稿时间： | 2005-09-132006-07-23 |
Apply of Markov Chains to Predict Occurrence Area of Dendrolimus punctatus |
| |
| JIA Chun-sheng.Apply of Markov Chains to Predict Occurrence Area of Dendrolimus punctatus[J].Journal of Xinyang Teachers College(Natural Science Edition),2007,20(1):43-44. |
| |
| Authors: | JIA Chun-sheng |
| |
| Institution: | Yingdong College of Bioengineering, Shaoguan University, Shaoguan 512005, China |
| |
| Abstract: | Based on the database of Dendrolimus punctatus from 1975 to 2002 in Fengkai of Guangdong Province,the occurrence degree of Dendrolimus punctatus in 2003-2005 was forecasted by means of Markov chain.The simulation forecast accuracy of 1990-2002 was 92.31%. |
| |
| Keywords: | Dendrolimus punctatus occurrencearea Markov chains forecast |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ |
