Myzus persicae on oilseed rape©Blackthorn Arable
The ban on neonicotinoid insecticide seed treatments in oilseed rape has led to a huge spike in a key potato virus vector in Scottish seed crops this season. Losing the controversial seed treatments in oilseed rape caused growers in some parts of eastern England to have their crops ravaged by cabbage stem flea beetle. Levels of turnip yellows virus (TuYV) – carried by the peach potato aphid, Myzus persicae – also reached unprecedented levels as rape crops were left unprotected […]