| 苹果全爪螨种群抽样技术研究 |
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| 引用本文： | 石万成 刘旭. 苹果全爪螨种群抽样技术研究[J]. 西南大学学报(自然科学版), 1990, 12(2): 152-154 |
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| 作者姓名： | 石万成 刘旭 |
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| 作者单位： | 四川省农科院植保所(石万成，刘旭)，四川省农科院植保所(谢辉) |
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| 摘 要： |
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| 关 键 词： | 苹果 害虫 全爪螨 种群 抽样技术 |
STUDY ON THE SAMPLING TACTICS OF THE EUROPEAN RED MITE POPULATION IN APPLE ORCHARD |
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| Shi Wancheng Liu Xu Xie Hui. STUDY ON THE SAMPLING TACTICS OF THE EUROPEAN RED MITE POPULATION IN APPLE ORCHARD[J]. Journal of southwest university (Natural science edition), 1990, 12(2): 152-154 |
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| Authors: | Shi Wancheng Liu Xu Xie Hui |
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| Abstract: | The number of optimum sampling of European Red Mite populutionfrom apple orchard was conducted using Iwao method,and 3 kinds ofsampling methods were compared with statistical analysis.The resultsindicated that the inside of crown is better for sampling than the otherpositions in apple tree.When preciseness level is 0.1,the optimum sam-piing numbers are 56 leaves each sampling set,total about 3 trees fromone apple orchard. |
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| Keywords: | Panonychus ulmi koch population/sampling tactics |
| 本文献已被 CNKI 维普 等数据库收录！ |
