Control químico de Echinochloa colona (L.) link resistente al propanil y Cyperus iria L. en arroz...

A study was carried out in 2009 in Tres Valles, Ver. in order to determine the effectiveness of new herbicides in the control of propanil-resistant E. colona (L.) Link and C. iría L. in a rainfed rice (Oryza sativa L.) crop. Seven treatments were evaluated in an experimental design with random complete blocks and four replicates. The tratments were: 1. Cyhalofop-butyl (360 g ha−1), 2. Bispyribac-sodium (30 g ha−1), 3. Cyhalofop-butyl + clomazone (315 + 480 g ha−1), 4. Bispyribac-sodium + clom...