Browsing Faculty of Science by Issue Date
Now showing items 1-20 of 148
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Generalized Numerical Solution of Mixed Systems of Elliptic and Hyperbolic Partial Differential Equations
(University of Lagos, 1972)Research work principally of Von Neumann; Richard Courant et. al established firmly the use of finite -difference techniques for the solution of linear partial differential equations -
Some Problems in Inhomogeneous Viscous Flow
(University of Lagos, 1974)This thesis serves a dual purpose. First, a method is presented which simplifies the integration of the governing steady stage equations of an incomprehensible viscous fluid with vanishing body and inertia forces. The ... -
The Coastal Zone of Lagos in Relation to land Resource Development: A study in Applied Geomorphology
(University of Lagos, 1975-06)This thesis is written in two parts. part one examines the environmental setting and the theoretical background to the evolution of the landforms in the coastal zones of Lagos, as well as characteristics of the geomorphological ... -
Microbiological Studies of Shrimp Spoilage
(University of Lagos, 1979)bacterial counts of samples of freshly caught shrimps, Penaeus duorarum and ofm sea water from Nigeria, were carrioed out for a period ofm ten months, from April 1975 to january 1976. A monthly variation in the size of the ... -
An Investigation of N-Complexes from Disubstituted Acetylenes and Copper (I) Compounds.
(University of Lagos, 1980)1-bromo-3methylbut-1-yn-3-ol, 1-bromo-3-methylpent-1-yn-3-ol, 4-hydroxy-4-methylhex-2-tn-nitrile, 1-chloro-3-methylpent-1-yn-3-ol, 4-methyl-2, 3-dienenitrile and 4-methjolxy-2-yn were separately prepared and then, each of ... -
Studies on Fungal Decomposition of Sawdust in Lagos Lagoon.
(1980-12)The fungi isolated from Lagos lagoon and decomposing sawdust in the lagoon included Aspergillus flavus, Aspergillus fumigatus, Asperghillus gigateus, Aspergillus niger, Aspergillus tamarii, Candida famata, Cladosporium ... -
Studies on Microbial Spoilage of Onions (Allium Cepa. L.)
(University of Lagos, 1981)Four micro-organisms were isolated from rotted onion bulbs, purple variety, purchased from markets in the Lagos State of Nigeria. Three of them were pathogenic; they produce soft rot when wound-inoculated into healthy ... -
A Study of the Reproductive Biology of the Catfish, Chrysichthys Nigrodigitatus (Lacepede) in Nigeria.
(University of Lagos, 1981-06)The catfish, Chrysichthys nigrodigitatus (Lacépède) is widely distributed in Nigeria. Because of its growing importance in fish-farming and its abundance in both fresh and brackish water in Nigeria, some aspects of its ... -
"The Biology of the Clupied, Ilisha Africana (Bloch) Off the Nigerian Coast"
(University of Lagos, 1982-01)Aspects of the biology of Ilisha Africana (Bloch) caught off the Nigerian Coast were studied. These included the taxonomy, distribution, age and growth, food and feeding habits, reproduction and racial studies. The use of ... -
Methodology of Organic Chemistry Practicals at the Tertiary Level
(University of Lagos, 1983)The quest for the improvement in students’ performance based upon their learning efforts in chemistry has continued unabated. This quest has led to the uncovering of new needs which can ameliorate both the teaching and ... -
Studies on the Rhizosphere Mycoflora of Celosia Argentea (L) and Hibiscus Esculentus
(University of Lagos, 1983-01)Rhizosphere studies of two local green vegetables, celosia aregentea Linn and Hibiscus esculentus Linn (new name Abelmoschus esculentus) were studies from vegetative stage to senescence. The viable seeds beds made from ... -
Role Perceptions and Role Expectations of Selected Secondary School Teachers in Ondo State of Nigeria
(University of Lagos, 1983-06)This study was designed to investigate the teacher's role perception and the expectation of this role by the teacher and his reference groups in selected secondary schools in Ondo State. A Questionnaire called STRES probed ... -
Kinetics of the Reactions of Nitro-Activated Diphenyl Ethers with Substituted Anilines in Benzene.
(University of Lagos, 1983-11)The kinetics and mechanisms of the reactions of nitro-activated diphenul ethers with substituted anilines in benzene have been investigated. The reactions except that of 2, 6-dinitro phenyl 2,4,6-trinitrophenyl ether are ... -
Seasonal Changes of Phytoplankton of Lagos Lagoon and the Adjacent Sea in Relation to Environmental Factors.
(University of Lagos, 1983-11)Species composition and seasonal changes in the Phytoplankton of Lagoon and adjacent sea from November 1980 to October 1982 were investigated in relation to environmental factors. The physico-chemical parameters exhibited ... -
The Biology of the Ten Pounder, Elops Lacerta (Val) In the Freshwater, Estuarine and Marine Environments
(University of Lagos, 1984-06)Aspects of the biology of the ten-pounder Elops Lacerta (Val) in the freshwater, brackish and marine habitats were investigated. The investigations covered the taxonomy, racial study, distribution, age and growth, food and ... -
"Exploratory Behaviour and Food Retrieval Habit of Amitermes Evuncifier Silvestri (Isoptera, Termitidae, Termitinae)"
(University of Lagos, 1985)The study revealed that there was a quantitative recruitment in colonies of Amitermes evuncifer, whenever food was discovered by the scouting foragers. Discovered food stimulated the termites to accelerate their running ... -
Studies in the Synthesis of Long Chain Aliphatic Compounds.
(University of Lagos, 1985-03)Studies in the synthesis of long chain compounds. This thesis is in two parts. Part 1 involves a study of the straight chain alkanes containing many carbon atoms. These are important analogues of polyethylene, a versatile ... -
Application of Liquid Filters to Photothermal / Photoquantum Solar Energy Conversion
(University of Lagos, 1986)This thesis discusses the development, design, fabrication and testing of spectrally selective beamspliting absorption filters (AF-SSBS) which can decouple quantum and thermal convertors to improve conversion of the total ... -
Transport and Metabolism of Adenosine in Trypanosoma vivax
(University of Lagos, 1986)Transport metabolism of adenosine have been studied in Trypanosoma vivax. In the transport studies, it was found that adenosine uptake was inhibited by different antimetabolites. Phlorizin, coformycin and formycin A produced ... -
Effects of Oral Contraceptive Agents on some Vitamins in Rats fed on selected Nigerian Diet
(University of Lagos, 1988)Oral contraceptive agents (OCA) have been in use for well over two decades with a total of 150 to 200 million women all over the world using the pills as means of birth control. Aside from their gynecologic influences, the ...