Минеральные и растительные масла для защиты семенных посадок картофеля от вирусов

On the basis of field trials showed that the treatment plants 1 % emulsion in water of mineral and vegetable oils did not cause symptoms of phytotoxisity on the potato plants and yield was not reduced. Treatment of potato every 7-10 days, starting from the period of germination allowed to minimize the level of infectivity load and limit the number of new PVY infections in virus-free potato plants.