[Destructive insects in medicinal plant- cultivation in Bulgaria. 2. Homoptera].
D000383:Agriculture; D002031:Bulgaria; D007313:Insecta; D010935:Plant Diseases; D010946:Plants, Medicinal / Q000254:growth & development*
Schadinsekten der Arzneipflanzenkulturen in Bulgarien. 2. Gleichflügler (Homoptera.