TEPPNER H.: Flowers of Boraginaceae (Symphytum, Onosma, Cerinthe) and Andrena symphyti (Hymenoptera-Andrenidae): Morphology, pollen portioning, vibratory pollen collection, nectar robbing.

ALBACETE A., GROSSKINSKY D. K. & ROITSCH T.: Trick and Treat: A review on the function and regulation of plant invertases in the abiotic stress response.

IAMONICO D.: On the presence of Amaranthus polygonoides L. (Amaranthaceae) in Europe.

ADIGÜZEL N., BANI B. & MAVI Ö.: Rediscovery of Dichoropetalum aureum (Umbelliferae) in South Anatolia (Turkey).

FRAJMAN B. & BACIC T.: Contributions to the knowledge of the flora of Slovenia and adjacent regions: taxonomic revision and distributional patterns of ten selected species.

ALDESUQUY H. S., HAROUN S. A., ABO-HAMED S. A. & AL-SAIED A.A.: Physiological studies of some polyamines on wheat plants irrigated with waste water. I. Osmolytes in relation to osmotic adjustment and grain yield.

GRABNER B., RIBARIC-LASNIK C., ROMIH N., PFEIFHOFER H.W. & BATIC F.: Bioaccumulation capacity for Pb, Cd and Zn from polluted soil in selected species of the Brassicaceae family growing in different vegetation types.

BLOEM E., SCHROETTER S., EL-KHAYAT A. S. M. & SCHNUG E.: Influence of sulphur and nitrogen supply on the pigment content of oilseed rape, marigold, and beetroot.

ZELENÁ E., ZELENÝ F., WONISCH A. & TAUSZ M.: Effect of sulfur nutrition on glutathione content in sugar beet plants in relation with aphids infestation.