应用赤眼蜂防治玉米螟效果与经济效益分析.doc
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应用赤眼蜂防治玉米螟效果与经济效益分析,本文共14页7351字摘要玉米螟是我市玉米生产上的主要害虫,每年均有不同程度的发生,每年由于玉米螟危害造成的损失达5%~10%左右,重发生年损失达18%,严重影响我市玉米的产量和质量。为了有效控制玉米螟的危害,我市从1995年开始推广人工施放赤眼蜂防治玉米螟技术,效果非常显著,得到...
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应用赤眼蜂防治玉米螟效果与经济效益分析
本文共14页 7351字
摘 要
玉米螟是我市玉米生产上的主要害虫,每年均有不同程度的发生,每年由于玉米螟 危害造成的损失达5%~10%左右,重发生年损失达18%,严重影响我市玉米的产量和质量。为了有效控制玉米螟的危害,我市从1995年开始推广人工施放赤眼蜂防治玉米螟技术,效果非常显著,得到了广大农民朋友的认可。为了进一步了解赤眼蜂对玉米螟的防效,为大面积推广提供依据,我进行了多年的调查、试验、分析,对赤眼蜂的放蜂方法、放蜂时间、防治效果进行了跟踪调查,并与药剂防治进行对比,得出了以下试验结论。
关键词:玉米,玉米螟防治,赤眼蜂,放蜂方法,防效
Abstract
Corn borer is the main harmful insect which our city corn produces, each yearly average has the varying degree the occurrence, year to year loses 5% ~ about 10%, seriously has the year loss to reach 18%, seriously affects my city corn the output and the quality. In order to the active control corn borer harm, my city big area has promoted the trichogramma preventing and controlling corn borer technology, the effect was extremely remarkable, obtained the general farmers friend's approval. In order to understand trichogramma to corn borer guards against the effect, provides the basis for the big area promotion, has carried on many years experiment, put the bee method to the trichogramma, puts the bee time, the preventing and controlling effect has carried on the track investigation, and carried on the contrast with the chemical control, has drawn below the conclusion.
Key words: corn;corn borer protection;oophagous trichogrammae;honey campain;protection
参 考 文 献
1、全国农业技术推广服务中心编 《植物保护应用技术进展》
中国农业出版社出版 2005
2、全国农业技术推广服务中心编 《植物保护与粮食安全》
中国农业出版社出版 2004
3、农业部农作物病虫草害生物防治资源研究与利用重点实验室 编
《赤眼蜂繁殖及田间应用技术》金盾出版社 2000.08版
4、农业教育声像出版社出版 《利用赤眼蜂防治玉米螟》
本文共14页 7351字
摘 要
玉米螟是我市玉米生产上的主要害虫,每年均有不同程度的发生,每年由于玉米螟 危害造成的损失达5%~10%左右,重发生年损失达18%,严重影响我市玉米的产量和质量。为了有效控制玉米螟的危害,我市从1995年开始推广人工施放赤眼蜂防治玉米螟技术,效果非常显著,得到了广大农民朋友的认可。为了进一步了解赤眼蜂对玉米螟的防效,为大面积推广提供依据,我进行了多年的调查、试验、分析,对赤眼蜂的放蜂方法、放蜂时间、防治效果进行了跟踪调查,并与药剂防治进行对比,得出了以下试验结论。
关键词:玉米,玉米螟防治,赤眼蜂,放蜂方法,防效
Abstract
Corn borer is the main harmful insect which our city corn produces, each yearly average has the varying degree the occurrence, year to year loses 5% ~ about 10%, seriously has the year loss to reach 18%, seriously affects my city corn the output and the quality. In order to the active control corn borer harm, my city big area has promoted the trichogramma preventing and controlling corn borer technology, the effect was extremely remarkable, obtained the general farmers friend's approval. In order to understand trichogramma to corn borer guards against the effect, provides the basis for the big area promotion, has carried on many years experiment, put the bee method to the trichogramma, puts the bee time, the preventing and controlling effect has carried on the track investigation, and carried on the contrast with the chemical control, has drawn below the conclusion.
Key words: corn;corn borer protection;oophagous trichogrammae;honey campain;protection
参 考 文 献
1、全国农业技术推广服务中心编 《植物保护应用技术进展》
中国农业出版社出版 2005
2、全国农业技术推广服务中心编 《植物保护与粮食安全》
中国农业出版社出版 2004
3、农业部农作物病虫草害生物防治资源研究与利用重点实验室 编
《赤眼蜂繁殖及田间应用技术》金盾出版社 2000.08版
4、农业教育声像出版社出版 《利用赤眼蜂防治玉米螟》