| The effects of lead nitrate on the development of drosophila melanogaster | Handan UYSAL, Zafer BAHÇEÇI | 1–10 |
| Production of cellulase by shake flask method | S. Suha SUKAN, Nilüfer GÖNÜL | 11–19 |
| The effects of some fungicides on the growth of Rhizoctonia repens Bernard | Yasemin ÖZDENER, İbrahim ÖZKOÇ | 21–25 |
| The Nitrogen Fixation, Nodulation and Competition Abilities of Bradyrhizobium japonicum Strains | Kemal KARUÇ, Kamuran AYHAN, Velittin GÜRGÜN, Mustafa AKÇELİK | 27–38 |
| The effects of mercury chloride on the root tip cells of Allium cepa | Güleray AGAR, Handan UYSAL | 39–47 |
| A study on pyramimonas orientalis (Butcher, 1959) (Chlorophyta: Chlorodendrales) bloom at vicinity of Çamburnu | A. Muzaffer FEYZIOGLU, Muhammed BORAN | 49–54 |
| Determination of Mycorrhizal Fungi (Rhizoctonia Spp.) in Some Orchids | Yasemin ÖZDENER, İbrahim ÖZKOÇ | 55–61 |
| Comparative replication of autographa californica nuclear polyhedrosis Virus in insect cell cultures | Zihni DEMIRBAG, Ismail DEMIR, Ali Osman BELDÜZ | 63–70 |
| Anatomical Studies on Viscum album L. | Fatma ERGUN, Didem DELİORMAN | 71–78 |
| Demonstration of the effects of endosulfan to alfa amylase from wheat and rice with radial diffusion technique | Filiz EKINCI, Tülin AKTAÇ, Figen ERTAN | 79–88 |
| Antimicrobial activity of the lichen Usnea florida (L.) Wigg | ALi ASLAN, Basaran DÜLGER, Fahrettin GÜCIN, ALI KARA | 103–108 |