Original sentence: In around 50% of attacks from the side, both sexes will autohaemorrhage, squirting between 5mg and 80mg of toxic haemolymph at their attacker over distances upto 15cm
Edited sentence: Acanthoplus discoidalis is a pest of many crops in Southern Africa and can cause decreases in yield of upto 40% in cereal crops in some years.In around 50% of attacks from the side, both sexes will autohaemorrhage, squirting between 5mg and 80mg of toxic haemolymph at their attacker over distances upto 30cm.Insecticides can be used, but as they are flightless they can be controlled fairly easily by constructing a 50cm deep trench around the field, poisioned baits can also be placed in the trenches