Encouraging predator insects is crucial to managing crop pests sustainably – indeed, that’s how organic farmers avoid pesticides, using natural processes to encourage beneficial predators. Your article (GM crops deliver green benefits, study suggests, 14 June) reports on a study that finds Bt cotton is a better habitat for such predators than cotton that has been sprayed with pesticides. What it doesn’t cover is other recent research in China that has discovered increased insect resistance and increased numbers of pests developing in and around these GM cotton crops.
View the original article here: GM cotton problems – The Guardian
