| 陕西农业主要病虫灾害演变及控制途径 |
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| 引用本文： | 李鑫,杨峰.陕西农业主要病虫灾害演变及控制途径[J].灾害学,1992,7(1):23-28. |
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| 作者姓名： | 李鑫 杨峰 |
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| 作者单位： | 西北农业大学植物保护系，陕西省植物保护工作总站，西北水土保持研究所，宁强县林业局 陕西杨陵 712100 |
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| 摘 要： | 本文论述了陕西农业主要病虫灾害的发生和演变过程。指出演变的总趋势是主要农作物病虫害趋向严重且种类不断增多。并以此提出了主要病虫害的控制途径。
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| 关 键 词： | 病虫灾害 种类 演变 系统 控制途径 |
EVOLUTION OF MAIN AGRICULTURAL DISEASES AND PESTS CALAMITIES IN SHAANXI AND CONTROL WAYS |
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| Li Xin.EVOLUTION OF MAIN AGRICULTURAL DISEASES AND PESTS CALAMITIES IN SHAANXI AND CONTROL WAYS[J].Journal of Catastrophology,1992,7(1):23-28. |
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| Authors: | Li Xin |
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| Abstract: | The evolutional cause of main agricultural diseases and pests calamities in Shaanxi province was expounded in this paper. The main tendency of development is seriously harm and increase in sorts of the diseases and pests. Six control ways were put forward. |
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| Keywords: | Calamity of crop disease and pest Variety Evolution System Control way |
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