Chronicle in 1998. In: Acta biologica, (43) 1-4. pp. 153-155. (1999)
An obituary to Dr. Győző Csongor : 1915-1997. In: Acta biologica, (43) 1-4. p. 139. (1999)
Bagi István; Kovács M. Gábor: Distribution of plant nutrients in the seeds and shoots of Chenopodium rubrum L. var. pusillum Hausskn. along an environmental gradient. In: Acta biologica, (43) 1-4. pp. 49-61. (1999)
Baloghné Bokor Zsuzsanna; Tóthmérész Béla: Soil fauna studies in a beech forest I. : comparative study in forest, forest margin and clear-cut area in Hungary. In: Acta biologica, (43) 1-4. pp. 63-67. (1999)
Baloghné Nyakas Antónia: Variation in dicot C4 type leaf anatomy in the Hungarian flora. In: Acta biologica, (43) 1-4. pp. 31-40. (1999)
Erdei László: Prof. Dr. Ferenc Zsoldos is 70 years old. In: Acta biologica, (43) 1-4. pp. 127-131. (1999)
Farkas Gyula L.: In memoriam Dr. Sándor Oláh : 1960-1998. In: Acta biologica, (43) 1-4. pp. 149-151. (1999)
Farkas Gyula L.: An obituary to Prof. Dr. Ferenc Biczók : 1912-1998. In: Acta biologica, (43) 1-4. pp. 133-137. (1999)
Farkas Márton: Why are ethyloestradiol and d-norgestrel capable of emergency contraception? In: Acta biologica, (43) 1-4. pp. 85-93. (1999)
Farkas Márton; Bérczy Judit; Gyetvai Gyula: Inhibition of ovulation with dopamin-antagonists. In: Acta biologica, (43) 1-4. pp. 95-102. (1999)
Gombin Dorzs: Effects of carbodiimides coupling agents on the properties of immobilized glucoamylases. In: Acta biologica, (43) 1-4. pp. 69-74. (1999)
Hanczár Tímea; Bodrossy Levente; Kovács Kornél L.: Hydrogenase activity assays on Metlrylococcus capsulatus (BATH). In: Acta biologica, (43) 1-4. pp. 75-84. (1999)
Kiss John Z.: Mechanisms of gravity perception and transduction in plants : results of ground and space experiments. In: Acta biologica, (43) 1-4. pp. 23-30. (1999)
Kovács Kornél L.: Environmental Biotechnology research in the „Universitas Biotechnology Laboratory". In: Acta biologica, (43) 1-4. pp. 111-116. (1999)
Kálmán Katalin; Medvegy Anna; Mihalik Erzsébet: Quantitative characteristics of the Gynoecium In Primula vulgaris HUDS. In: Acta biologica, (43) 1-4. pp. 5-14. (1999)
Maczel Márta: Palaeoepidemiology of tuberculosis in Hungary : preliminary results. In: Acta biologica, (43) 1-4. pp. 103-109. (1999)
Maróti Péter: An obituary to László Szalay : 1920-1997. In: Acta biologica, (43) 1-4. pp. 141-146. (1999)
Mikóné Hamvas Márta; Papp Mária: Reproductive strategies of Poa bulbosa L. Var. vivipara KOEL. from disturbed grasses of East-Hungary. In: Acta biologica, (43) 1-4. pp. 15-22. (1999)
Orosz Kovács Zsuzsanna; Róka K.; Surányi D.; Erdős Z.; Kaposvári Ferenc: Surface of intrafloral nectary in 'Besztercei' plum clones. In: Acta biologica, (43) 1-4. pp. 41-48. (1999)
Szőllősi Istvánné Varga Ilona: In memoriam Prof. Dr. Habil. Béla Matkovics : 1927-1998. In: Acta biologica, (43) 1-4. pp. 147-148. (1999)
Toldi József: Prof. Dr. Ottó Fehér is 70 years old. In: Acta biologica, (43) 1-4. pp. 123-125. (1999)
Toldi József: Scientific program of the Meeting held on occasion of 30th anniversary of the Department of Comparative Physiology of J. A. University. In: Acta biologica, (43) 1-4. p. 121. (1999)
Toldi József: Thirty years of the Department of Comparative Physiology. In: Acta biologica, (43) 1-4. pp. 117-120. (1999)