Author: Pavlin Vasilev
Teppeki
6. Efficacy of recent chemical insecticides against mealy plum aphid Hyalopterus pruni on plum and Spirea aphid Aphis spiraecola on apple in Bulgaria
Author: Pavlin Vasilev, Radoslav Andreev
Author: Pavlin Vasilev
Author: Pavlin Vasilev, Radoslav Andreev