Toxicity of substituted benzene derivatives to four chemolithotrophic bacteria isolated from the New Calabar River

72

L. O. Odokuma and S. I. Oliwe

Abstract

Temperature and its variations in birth rates and sex ratio in Greater Yola, Nigeria

78

Ambrose A. Zemba

Abstract

Studies on physico – chemical properties of pond water in relation to zooplanktonic organisms of the ponds of Oso-Edda in Afikpo, Ebonyi State Nigeria   

82

Wokem Gloria .N. and Udonsi Jonathan K.

Abstract

Primary biodegradation and mineralization of hair shampoos in fresh, brackish and marine waters of the Niger Delta

88

Odokuma, L. O. and Otokunefor. K.

Abstract

Effects of the amendment of crude – oil polluted soil on fungal population

96

C. I. Onuoha, Arinze. A. E., Ataga, E. A

Abstract

Heavy metal biosorption by three bacteria isolated from a tropical river

98

*Odokuma L.O. and Abah A.E

Abstract

Potential benefits and inherent dangers in cropping municipal waste dump sites – case studies in the City of Ibadan, Nigeria

102

Taiwo, L.B., A.R. Omonode, M.O. Akande and J.A. Adediran

Abstract

Seasonal variation in water quality of the Calabar River: Influence of tidal and coastal activities

106

E. R. Akpan, H. E. Ekpo and U. J. Ekpe

Abstract

Effect of waste engine oil on phytoplankton of the Calabar River Estuary, Nigeria

112

Ekom R. Akpan: Anietie I. Frank:

Abstract

The impact of climate change and anthropogenic factors on desertification in the semi-arid region of Nigeria

118

Odjugo, A.O. Peter and Isi A. Ikhuoria

Abstract

Tolerance of bacteria to toxicity of heavy metals in the New Calabar River

128

L. O. Odokuma and S. O. Ijeomah