| 试论昆虫种群调查中的两级抽样方法 |
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| 引用本文： | 缪勇.试论昆虫种群调查中的两级抽样方法[J].安徽农业大学学报,1991(1). |
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| 作者姓名： | 缪勇 |
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| 作者单位： | 安徽农学院植保系 |
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| 摘 要： | 本文阐述了两级抽样在昆虫种群调查中的应用价值,探讨了简化抽样过程的方法,并推导出不同条件下的两级抽样理论抽样数公式。
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| 关 键 词： | 昆虫种群 两级抽样 |
AN APPROACH TO TWO-STAGE SAMPLING FOR INSECT POPULATION ESTIMATION |
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| Miao Yong.AN APPROACH TO TWO-STAGE SAMPLING FOR INSECT POPULATION ESTIMATION[J].Journal of Anhui Agricultural University,1991(1). |
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| Authors: | Miao Yong |
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| Institution: | Miao Yong Department of Plant Protection |
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| Abstract: | In this paper, promise and simplified methods of two--stage samplingfor estimating insect population density are discussed, and several formulasof theoratical sample size for two-stage sampling on different conditionsare deduced. |
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| Keywords: | Insect population Two-stage sampling |
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