1.

First record and redescription of Pontella princeps Dana, 1849 (Copepoda: Pontellidae) in the Red Sea with notes on its feeding habits

Pages 1-10
Mohsen El-Sherbiny
2.

Nodulation, Nodule Growth and Proton Release by Soybean Plants Cultivated in Hydroaeroponic System as Affected by Salinity and Bradyrhizobium japonicum Strains

Pages 11-19
Mohamed Mohamed; El-Sayed El-Tantawy
3.

Effect of Periods and Conditions of Preservation in Gene Banks on Seed Viability of Balanites aegyptiaca (L.) Del.

Pages 21-29
El-Sayed Khalil; Mohamed Ali; Nahed Nour El-Din; Mohamed El-Mekawy
4.

Blood Lead Level and its Effects on Occupationally Exposed Workers in Abeokuta, Nigeria

Pages 31-36
Bamgbose J.T.; Ademuyiwa O.; Bamgbose O.
5.

Interspecific Streptomyces Protoplast Fusants as Biological Control Agents

Pages 37-44
Gomaa El-Fadly; Ali Abou-Shoshah; Medhat Rehan
6.

Activation Tagging in Aspen Using A Glucocorticoid-Inducible Two Component Ac/Ds-Enhancer Element System

Pages 45-51
Hamdy Attalla; Mostafa Zaghloul; Abd El Kawee Waly; Matthias Fladung; Fadia El-Sherif