Usefulness of straw as a weapon against virus Y

Plant health during variety propagation is top priority of clonal seed potato selector Leo Terwisscha van Scheltinga from Emmeloord. After hearing and seeing the results of the applica­tion of straw in regard to aphid reduction, he doesn’t doubt for a moment about its usefulness and gets to work. All second and third year strains are now covered with a gold-yellow blanket as an extra weapon against virus Y.