January 2009

1909 – 2009: A Century in the African Bush, from Roosevelt to Obama

Author(s): Oladele A. Ogunseitan

January 2009

Biocidal activity of selected plant powders against Tribolium castaneum Herbst in stored groundnut (Arachis hypogaea L.)

  The efficacy of powders of plant parts from Telferia occidentalis (fluted pumpkin), Zingiber officinale  (ginger), Vitex grandifolia (Vitex) and Dracaena arborea (dragon tree) at 5g, 10g, and 15g/500g seeds  was tested using Completely Randomized Design (CRD) against the storage pest Tribolium castaneum  (Herbst) in groundnut in the laboratory. At 28 days after application, mean...

Author(s):   Timothy T. Epidi and Esther. O. Odili

January 2009

Design and techno economic evaluation of biomass gasifier for industrial thermal applications

  This paper addresses the design, performance and economic evaluation of biomass based open core  downdraft gasifier for industrial process heat application. The gasifier is having feed rate as 90 kg h-1 and producing about 850 MJ h-1 of heat. The gasifier has been installed in M/S Phosphate India Pvt. Limited, Udaipur (27° 42' N, 75° 33' E) for heating and concentrating...

Author(s):   N. S. Rathore, N. L. Panwar and Y. Vijay Chiplunkar

January 2009

Nile perch fish processing waste along Lake Victoria in East Africa: Auditing and characterization

  Worldwide, fish industry wastes are an important contaminant having an impact on the environment.  The recovery of value added products from these residues constitutes an important waste reduction  strategy for the industry. In East Africa, Nile perch fish processing into chilled fish fillet for export along  Lake Victoria generate large proportions of both solid and liquid wastes....

Author(s):   Robert Gumisiriza, Anthony Manoni Mshandete Mugassa Steven Thomas Rubindamayugi, Frank Kansiime and Amelia Kajumulo Kivaisi

January 2009

Comparative study of percentage yield of pulp from various Nigerian wood species using the kraft process

  Twenty Nigerian wood species namely, Akomu (Pycnanthus angolensis), Ofun (Avicennia germinans),  Akun (Uapaca guineensis), Oporoporo (Pterygota macrocarpa), Abura (Hallea ciliata), Masonia (Masonia  altissima), Afara (Terminalia superba), Agba (Entada gigas), Mahogany (Khaya ivorensis), Obeche  (Triplochiton scleroxylon), Itako (Strombosia pustulata), Odoko (Ipomoea asarifolia),...

Author(s):   N. A. Ndukwe, F. O. Jenmi+, W. O. Okiei and B. I. Alo