安融乐对除草剂防除冬小麦田阔叶杂草的增效作用
2019-01-06程文超李光宁相世刚强胜宋小玲张瑞萍夏爱萍
程文超 李光宁 相世刚 强胜 宋小玲 张瑞萍 夏爱萍



摘要:安融乐(3%卵磷脂·维生素E悬乳剂)是从大豆中提取的新型生物助剂,已经广泛应用于农药特别是除草剂的增效。为了弄清安融乐作为助剂与麦田除草剂混用后是否能提高除草剂对阔叶杂草的防除效果,于2017—2018年开展了安融乐对麦田除草剂7.5%啶磺草胺水分散粒剂(300.0、375.0、562.5 mL/hm2)和3%甲基二磺隆水分散粒剂(420.0、525.0、787.5 mL/hm2)的增效效果及对小麦安全性的田间药效试验。结果表明,45 mL/hm2 安融乐与2种供试除草剂3个剂量混用都能显著提高对猪殃殃的防除效果。安融乐与2种供试除草剂中剂量混用,药后45 d对猪殃殃的株防效和鲜重防效分别提高8.40%和10.78%、11.49%和12.42%。安融乐与2种供试除草剂3个剂量混用均对小麦安全。另外,2种供试除草剂中剂量与45 mL/hm2安融乐和 45 g/hm2 碧护(0.136%赤·吲乙·芸苔可湿性粉剂)混用对猪殃殃的防治效果与不加碧护的效果相当,且可以显著促进小麦生长。
关键词:安融乐;啶磺草胺;甲基二磺隆;小麦田;阔叶杂草;杂草防除;助剂
中图分类号:S451.22+1文献标志码:A文章编号:1003-935X(2019)02-00-57-07
Adjuvants AnnGro Synergize Broadleaf Weed Herbicides in Winter Wheat
CHENG Wenchao1,LI Guangning1,XIANG Shigang1,QIANG Sheng1,SONG Xiaoling1,ZHANG Ruiping2,3,XIA Aiping2
(1.Weed Research Laboratory,Nanjing Agricultural University,Nanjing 210018,China;2. Beijing Plum Agricultural Trade Co.,Ltd. Beijing100025,China;3.Jiangsu AgraForUm Soil Remediation Co.,Ltd,Nantong226300,China)
Abstract:AnnGro (3% lecithin and vitamin E suspension concentrate) is a new type of biological adjuvant obtained from soybeans that is widely applied to synergize pesticides,particularly herbicides. Field trials were conducted during March to June,2018 to determine whether AnnGro adjuvant could improve 7.5% pyroxsulam WG (300,375,662.5 mL/hm2)and 3% Mesosulfuron-methyl WG (420、525、787.5 mL/hm2) efficacy on broadleaf weeds. Efficacy
收稿日期:2019-01-30
基金項目:北京市外籍高层次人才资助计划(编号:Z201911);校企合作项目“安融乐对除草剂的增效机理及应用技术研发”。
作者简介:程文超(1994—),安徽黄山人,硕士研究生,研究方向为除草剂的应用技术。E-mail:2017816147@njau.edu.cn。
通信作者:宋小玲,博士,教授,博士生导师,研究方向为杂草生物生态学及管理,E-mail:sxl@njau.edu.cn;张瑞萍,博士,研究方向为农药及助剂的研发、应用,E-mail:zhangrp@sina.com。
of both herbicides for controlling Galium aparine var. tenerum was significantly improved by tank mixing with AnnGro,especially the medium herbicides doses. AnnGro (45 mL/hm2) improved efficacy based on weed mortality and fresh weight reduction at the intermediate herbicide dose 8.40% and 10.78%,and 11.49% and 12.42%,compared with the herbicides used alone. When VitCat(0.136% GA·IAA·BR
WP)was added at 45 g/hm2 to these treatments,similar control efficacy to broadleaf weed was obtained but wheat growth was improved.
Key words:AnnGro; pyroxsulam; mesosulfuron-methyl; wheat field; weed control efficacy
安融乐是由南非西北大学发明的从大豆中提取的新型生物增效助剂,在1947年的南非第36号法案中被作为农药助剂注册,主要成分为卵磷脂和维生素E(www.AnnGro.com)。……
