| 病虫为害作物的损失生理与产量损失估计 |
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| 引用本文： | 沈彩云,沈玉芳.病虫为害作物的损失生理与产量损失估计[J].信阳师范学院学报(自然科学版),1992,5(1):84-93. |
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| 作者姓名： | 沈彩云 沈玉芳 |
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| 摘 要： | 产量损失是制定病虫防治指标的基础,而了解损失生理则为正确估计损失提供必需的手段.为此,本文是着重撰写了国内外病虫为害作物的损失生理与各类病虫中具有代表性的估计方法.
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| 关 键 词： | 损失生理 估计 病虫害 农作物 |
Yield LOSS physiolgy and Assessment of Crops Damaged by Diseases and insect Pests |
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| Shen Caiyun Shen Yufang.Yield LOSS physiolgy and Assessment of Crops Damaged by Diseases and insect Pests[J].Journal of Xinyang Teachers College(Natural Science Edition),1992,5(1):84-93. |
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| Authors: | Shen Caiyun Shen Yufang |
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| Institution: | Shen Caiyun Shen Yufang |
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| Abstract: | This paper reviews yield loss physiolgy and assessment of crops damaged by diseases and insect pests both at home and abroad. which presents some important approaches to assessing yield loss properly and deciding co-ntrol threshold reasonably |
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| Keywords: | loss physiology assessment Diseases and Insect pests |
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