Table of Contents

Phytoremediation of Copper, Zinc, Lead and Manganes from Contaminated Soil

using Hibiscus Sabdarifa Plant.

S.T.Magili  C.George Y.K.Musa¹ D.Y.Shingu………………………………………………………………….….                 1- 9

Density Functional Theoretical Calculations and Comparisons of Phonon Dispersion

Relations of Elemental Semiconductors.

R. A. Amusa  and O. E. Oyewande …………………………………………………………………….………..… 10-16

Seasonal Box-Jenkins Modelling of Nigerian Monthly Crude Oil Exports

Ette Harrison Etuk …………………………………………………………………………………………………..………           17-25

Application of Regression and Multiple Correlation Analysis to Morning Hours

 Solar Radiation in Lapai

Agbo G. A., Alfa B; Ibeh G. F. and Adamu I. S.…………………………………………….….……………             26-29