[1]张琴,徐奎源,杨先裕,等.4种药剂防治美国山核桃黑斑病林间药效试验[J].浙江林业科技,2019,39(03):74-77.[doi:10.3969/j.issn.1001-3776.2019.03.013]
 ZHANG Qin,XU Kui-yuan,YANG Xian-yu,et al.Field Experiment on Efficacy of Four Fungicides against Black Spot inCaryaillinoensis[J].Journal of Zhejiang Forestry Science and Technology,2019,39(03):74-77.[doi:10.3969/j.issn.1001-3776.2019.03.013]
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4种药剂防治美国山核桃黑斑病林间药效试验()
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《浙江林业科技》[ISSN:1001-3776/CN:33-1112/S]

卷:
39
期数:
2019年03期
页码:
74-77
栏目:
试验简报
出版日期:
2019-08-31

文章信息/Info

Title:
Field Experiment on Efficacy of Four Fungicides against Black Spot inCaryaillinoensis
文章编号:
1001-3776(2019)03-0074-04
作者:
张琴1徐奎源2杨先裕3胡元斌4戴羚1雷亦晨1储晓燕2
1.杭州市林业科学研究院,浙江杭州 310022;2.建德市森林病虫防治检疫站,浙江建德 311600; 3.丽水市林业科学研究院,浙江丽水 323000;4.金华市自然资源和规划局,浙江金华 321000
Author(s):
ZHANG Qin1XU Kui-yuan2YANG Xian-yu3HU Yuan-bin4DAI Ling1LEI Yi-chen1CHU Xiao-yan2
1.Hangzhou Forestry Academy of Zhejiang,Hangzhou 310022,China;2.Jiande Forest Pest Control and Quarantine Station of Zhejiang, Jiande 311600, China;3.Lishui Academy of Forestry of Zhejiang, Lishui 323000, China;4.Jinhua Nature Resources and Planning Bureau of Zhejiang, Jinhua 321000, China
关键词:
美国山核桃黑斑病林间药效试验防治效果
Keywords:
Caryaillinoensis black spot field test control effect
分类号:
S664.1
DOI:
10.3969/j.issn.1001-3776.2019.03.013
文献标志码:
A
摘要:
为有效防治美国山核桃黑斑病的发生,2017年在浙江省建德市美国山核桃Caryaillinoensis林病害始发期和盛发期通过林间试验比较了75%肟菌?戊唑醇水分散粒剂4 000倍液、苯甲?嘧菌脂悬浮剂1 500倍液、苯甲?丙环唑乳油2 000倍液、80%代森锰锌可湿性粉剂400倍液4种不同杀菌剂对美国山核桃黑斑病病原菌小孢拟盘多毛孢Pestalotiopsis microspore的防治试验。结果表明:除80%代森锰锌可湿性粉剂(保护性杀菌剂)400倍液防治效果略差外,其他3种杀菌剂(治疗性杀菌剂)对美国山核桃叶片和果实黑斑病均有较好的防治效果,落叶期推迟时间和产量增量均显著高于对照组。其中施用75%肟菌?戊唑醇水分散粒剂4 000倍液对美国山核桃病叶、病果防治效果最好,分别为97.06 %和98.16%;落叶期推迟时间最长,比对照推迟98 d;产量增加最大,为对照的362.86%;其次为苯甲?嘧菌脂悬浮剂1 500倍液。研究结果表明,75%肟菌?戊唑醇水分散粒剂4 000倍液、苯甲?嘧菌脂悬浮剂1 500倍液、苯甲?丙环唑乳油2 000倍液3种治疗性防治药剂能有效防治美国山核桃黑斑病。
Abstract:
Field experiments were conducted on spraying 4000-fold of Trifloxystrobin + Tebuconazole 75% WG, 1500-fold of Difenoconazole?Azoxystrobin SC, 2000-fold of Difenoconazole + Propiconazole EC and 400-fold of Mancozeb WP to control black spot of Caryaillinoensis‘Mahan’ in Jiande, Zhejiang province respectively in April, July and August.The results showed that three first-mentioned fungicides had better control effect on leaf and fruit black spot, with later leaf fall and more yield compared with that of the control.Spraying 4000-fold of Trifloxystrobin + Tebuconazole 75% WGhad the best control effect on black spot in leaf and fruit, 97.06% and 98.16% respectively, with 98 days later of leaf fall, and 362.86% of the yield of the control.Followed by 1500-fold of Difenoconazole?Azoxystrobin SC.

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备注/Memo

备注/Memo:
收稿日期:2019-01-08;修回日期:2019-04-28
基金项目:浙江省杭州市科技发展计划“农业科研攻关专项”(0130432B99)
作者简介:张琴,林业高级工程师,从事昆虫分类和林业病虫害研究工作;E-mail:qin910@126.com。通信作者:徐奎源,林业高级工程师,从事林业病虫害研究工作;E-mail:xkuu20047@126.com。
更新日期/Last Update: 2019-08-20