前胡等中草药对水稻稻瘟病抗性的诱导作用
Effect of Chinese Herbs such as Qianhu on Induced Rice Blast Resistance
孙玲 1姜兆远 1梁卫 2孙辉 1李莉 1刘晓梅1
作者信息
- 1. 吉林省农业科学院植物保护研究所/吉林省农业微生物重点实验室/农业农村部东北作物有害生物综合治理重点实验室,吉林公主岭 136100
- 2. 吉林省科学技术信息研究所,长春 130041
- 折叠
摘要
研究了前胡水提液不同浓度和不同处理方式的最佳组合筛选试验,以及前胡与陈皮、金银花等12种常见中草药浓度为5 000 mg/L的水提液混合施药对稻瘟病抗性的诱导作用.试验结果表明,用浓度为2 500 mg/L的前胡水提液浸种,再用浓度为5 000 mg/L的前胡水提液喷施可对水稻稻瘟病起到较好的防控效果;有9种中草药与前胡互作产生协同作用.前胡+陈皮混剂诱导效果最好,虽然与8％好米得相比有一定差距,但药效持久性与8％好米得无明显差异,药效可持续35 d左右.
Abstract
This paper studied the optimal ratio screening experiments were carried out with different concentration and different treatment methods of Qianhu aqueous extract,and the effect of mixed application of 5,000 mg/L of wa-ter extract of Qianhu and 12 kinds of common Chinese herbs on rice blast resistance.The experimental results showed that Soaking the seeds with a mass concentration of 2,500 mg/L and spraying with 5,000 mg/L of the water extract of Qianhu can get a good control effect on rice blast;There were 9 kinds of Chinese herbs interacting with Qianhu,the best inducing effect of the mixture of Qianhu and tangerine peel,although there is a certain gap com-pared with 8％Probenazole,there is no significant difference of the efficacy durability of 8％Probenazole,and the efficacy can last for about 35 days.
关键词
中草药/诱导抗性/稻瘟病/前胡Key words
Chinese herbs/Induced resistance/Rice blast/Qianhu引用本文复制引用
基金项目
吉林省科技发展计划人才项目(20220508103RC)
出版年
2024
NETL
NSTL
万方数据