Potato planting© Gary Naylor
A Crops investigation into soil testing for potato cyst nematode (PCN) has highlighted a worrying variation in results across four commercial British laboratories. PCN is an increasing problem for potato growers and has the ability to cause huge yield losses, with the pest estimated to cost to the industry about £50m annually. Accurately determining the levels of the pest in soil is critical to make informed management decisions as part of an integrated pest management (IPM) strategy. Depending on the […]