Lu XiangyangXu JunChen LiLiu XunhaoLi Sunrong.STUDIES ON CONTROL OF CRABGRASS AND RED-ROOTWITH BENTAZON -QUIZALOFOP -P MIXTUREOF POSTEMERGENCE HERBICIDE IN SOYBEAN[J].Soybean Science,2001,20(04):302-304.[doi:10.11861/j.issn.1000-9841.2001.04.0302]
大豆苗后除草剂灭草松与精喹禾灵联合防除马唐、反枝苋的研究
- Title:
- STUDIES ON CONTROL OF CRABGRASS AND RED-ROOTWITH BENTAZON -QUIZALOFOP -P MIXTUREOF POSTEMERGENCE HERBICIDE IN SOYBEAN
- 文章编号:
- 1000 -9841(2001)04 -0302 -03
- Keywords:
- Soybean ; Bentazon ; Quizalofop -P -ethy l; Herbicide mix ture
- 分类号:
- S565.1 S 482.4
- 文献标志码:
- A
- 摘要:
- 在温室内采用单轴等效线法测定大豆苗后除草剂灭草松与精喹禾灵联合作用的结果表明,灭草松与精喹禾灵混用对马唐有增效作用, 随着灭草松的剂量从0 增加到600g a .i ./hm2 , 精喹禾灵抑制马唐90 %的有效剂量(ED90)随之从14 .88 g a .i ./hm2 下降到4 .89 g a .i ./hm2 。当灭草松与精喹禾灵以低剂量混用时, 对反枝苋表现为拮抗作用, 而两者以高剂量混用时, 表现为增效作用。
- Abstract:
- The ex periment of evaluating entazon -quizalofop -P -ethy l joint -action w as conducted ing reenhouse .The method of Sing le Axial Isoble w as used in the experiment .The result show ed bentazon -quizalofop -P mix ture had sy nergism to Digitaria sanguinalis .As the dosage of bentazon increased f rom 0 to 600g a .i ./ha , the ED90 value of quizalofop -P to D .sanguinalis decreased from 14 .88 g a .i ./ha to 4 .89g a .i ./ha .When the combinations of bentazon -quizalofop -P were in low dosages , they had antagonism to Amaranthusret roflexus ;In higher dosages , they had synergism .
参考文献/References:
1 华南农学院主编.植物化学保护[ M] .农业出版社, 1985.
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备注/Memo
作者简介:卢向阳(1955 -), 男, 硕士, 副研究员,研究方向杂草防除。