Bio-efficacy of Clofentezine 50SC against two spotted spider mite, Tetranychus urticae Koch on rose cv. First Red in polyhouse

摘要: Bio-efficacy of Clofentezine 50 SC along with standard acaricides dicofol and abamectin was evaluated against Tetranychus urticae on rose cv. First Red under polyhouse conditions. at the rate 300 g a.i/ha most effective in controlling  T. during two consecutive seasons (October-November 2009 March-April 2010). The efficacy par tested acaricide,  (8.55 g.ai/ha) superior over (231.25 g.ai/ha.)  also found to be relatively safe natural enemies non-phytotoxic rose.