| 森林害虫灾害预警指标体系研究 |
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| 引用本文： | 王桂清,周长虹. 森林害虫灾害预警指标体系研究[J]. 林业科技, 2003, 28(5): 21-24 |
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| 作者姓名： | 王桂清 周长虹 |
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| 作者单位： | 沈阳农业大学林学院,辽宁,沈阳,110161 |
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| 摘 要： | 森林害虫暴发频率高、危害程度重、经济损失大，其重要原因是对森林害虫灾害发生的预警能力差。确定森林害虫灾害预警指标应坚持可测性原则、可靠性原则、准确性原则、代表性原则，匹配性原则。森林害虫灾害预警指标体系应包括警情指标、警源指标和警兆指标。
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| 关 键 词： | 森林害虫灾害预警指标体系 警情指标 警源指标 警兆指标 |
| 文章编号： | 1001-9499(2003)05-0021-04 |
| 修稿时间： | 2003-05-18 |
Studies on the Early-Warning Index System to Calamity of Forest Pest |
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| WANG Guiqing College of Forest,Shenyang Agricultural University,Liaoning. Studies on the Early-Warning Index System to Calamity of Forest Pest[J]. Forestry Science & Technology, 2003, 28(5): 21-24 |
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| Authors: | WANG Guiqing College of Forest Shenyang Agricultural University Liaoning |
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| Affiliation: | WANG Guiqing College of Forest,Shenyang Agricultural University,Liaoning 110161 |
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| Abstract: | Forest pest high to break out frequency, serious extent of injury have, disastrous economyhave. Important reason its to become early- warning poor ability that take place to calamity, pest offorest, Confirm calamity, pest of forest, become early warning index should insist measurabilityprinciple, dependability principle, accuracy principle, representativeness principle, principle of matchingetc.. The early - warning index system to calamity of forest pest should include alert feeling index,alert source index and alert promise index. |
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| Keywords: | Forest pest Alert feeling index Alert source index Alert promise index |
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