| 立体栽培模式下四川乐山设施小果型西瓜生长中后期主要病虫害调查分析与无公害防治 |
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| 引用本文： | 任自力.立体栽培模式下四川乐山设施小果型西瓜生长中后期主要病虫害调查分析与无公害防治[J].现代农业科技,2020(1). |
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| 作者姓名： | 任自力 |
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| 作者单位： | 乐山职业技术学院 |
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| 摘 要： | 调查分析了立体栽培模式下四川乐山设施小果型西瓜生长中后期主要病虫害（白粉病、叶枯病、霜霉病、蚜虫、斑潜蝇）危害特点、发生症状、发生规律;以“预防为主,综合防治”为理念,提出了合理安排茬口、重视种子播前处理、杜绝连作、合理轮作、苗前闷棚、合理密植、控温控湿、物理防虫、预防性施药等无公害防治措施,为设施小果型西瓜优质高效生产提供指导。
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| 关 键 词： | 乐山 西瓜 病虫害 无公害防治 |
| 收稿时间： | 2019/9/6 0:00:00 |
| 修稿时间： | 2019/9/6 0:00:00 |
Investigation and Analysis of Main Diseases and Pests in the Middle and Late Growth Stage of Small Fruit Watermelon in Leshan, Sichuan Province under Three-dimensional cultivation Mode |
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| Abstract: | The paper summarizes the hazard characteristics, occurrence symptoms and occurrence regularity of main diseases and insect pests (white powdery mildew, leaf blight, downy mildew, aphid, and spotted fly) in the middle and late growth stages of small fruit watermelon under the three-dimensional cultivation mode in facility in Leshan, Sichuan Province. Taking "prevention first, comprehensive prevention" as the concept,It proposes a reasonable arrangement of gargle, pay attention to seed pre-treatment, eliminate continuous cropping, rational rotation, pre-emergence shack, reasonable close planting, temperature control and humidity control, physical pest control, preventive application and other pollution-free prevention measures.It provides guidance for the high-quality and efficient production of small fruit watermelons. |
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| Keywords: | Leshan watermelon pests and diseases pollution-free prevention |
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