Author: Radoslav Andreev, Pavlin Vasilev
Issue 2
22. Aphidophagous in plum and peach agrocenosis in the region of Plovdiv
Author: Radoslav Andreev, Pavlin Vasilev
23. New naphthopyrandione derivatives with cycloalkanespirohydantoins: synthesis, characterization and fungicidal activity towards Monilia fructigena
Author: Marin Marinov, Donyo Ganchev, Maria Frenkeva, Rumyana Prodanova, Plamen Penchev
24. About the oldest two hithertho descovered lists of the resorts in Bulgaria
Author: Pelo Mihaylov, Vidin Sukarev