Фитосанитарно състояние на посевите от зимуващ овес (Avena sativa L.) в Югоизточна България
Дина Атанасова • Василина Манева • Милен Чанев
Институт по земеделие - Карнобат, Карнобат, България
Резюме
The study presents monitoring results in wintering oat crops in the region of
Southeastern Bulgaria. The aim of the study is to determine the species composition
of weeds, diseases and pests in this culture. In all of the surveyed areas, Cirsium
arvense (L) Scop, Convolvulus arvensis L., Galium tricorne With, Sinapis arvensis
L., Anthemis spp., Polygonum convolvulus L., Papaver rhoeas L., Consolida
orientalis Schroding are common. In the wintering oat crops, in the region of
Southeastern Bulgaria, ten pests of seven families and five orders were found. The
largest species diversity is reported in the order of Nemiptera, which shows four
enemies of two families. As a result of the investigations carried out, the following
diseases were recorded: Ustilago avenae (Persoon Jensen) and Puccinia coronifera
Kleb.