Topics: Generator principle, Simple loop generator, Construction of DC Generators, Armature Windings, Lap Winding, Wave winding, Electromotive Force(e.m.f) Equation, Armature Reaction, Compensating Windings, Separately- Excited Generator, DC Machine Losses, Efficiency of a DC generator, DC MOTORS, Back e.m.f, Motors Characteristics, DC Motor Starter, Speed Control of DC Motor, Electromechanical power control equipment

Topics: Geology, Earth's Surface, Earth's Dimensions, Surface Relief, Earth's Interior, Temperature gradient, Earth's Density, Earthquakes, Isostasy, Continental Drift, Oceanic Ridges, Rock Magnetism, Drift Mechanism, Geological History, Strati-graphical column, Plate Tectonics, Earth age, Earth origin, Precambrian, Phanerozoic, Surface Processes, Weathering, Erosion, Deposition, Minerals, Igneous Rocks, Sedimentary Rocks, Metamorphic Rocks, Geological Structures, Strength of Geological materials, In-situ investigations, Laboratory investigations, Geological Maps, Ground-water, Slope Stability, Reservoirs, Dams, Excavations, Ground water treatment, Nuclear waste, Foundations, Construction materials, Water supplies, Retaining walls, Thermal treatment, Consolidation, Grouting, Dewatering, Underground excavations, Disposal of excavated materials, Surface excavations, Ground-water control, Underground reservoir, Reservoirs, Dams, Slope Stability, Slope Failure, Water levels, Aquifers, Aquicludes, Hydrological Cycle

Topics: Subsea Field Development, Subsea Distribution System, Subsea Cost Estimation, Subsea Control, Subsea Power Supply, Project Execution, Interfaces, Subsea Risk, Subsea Reliability, Subsea Equipment RBI, Flow Assurance, System Engineering, Subsea System Engineering, Hydraulics, Heat Transfer, Thermal Insulation, Hydrates, Wax, Asphaltenes, Subsea Corrosion, subsea Scale, Erosion, Sand Management, Subsea Manifolds, Subsea Manifold Design, Subsea Structures, Subsea Equipment, Pipeline Ends, In-Line Structures, Subsea Connections, Jumpers, Subsea Wellheads, Subsea Trees, Subsea Tree Design, Subsea Processing, ROV Intervention, ROV Interface, Remote-Operated Tool, Subsea Umbilical Systems, Drilling Risers, Subsea Production Risers, Subsea Pipelines

Topics: CONJUNCTIVA, OCULAR EXAMINATION, SCLERA, OPTICS, cornea, UVEAL TRACT, orbit, lacrimal apparatus, lymph nodes, eye lid, eye lashes, globe, lens, retina, vitreous, blurred optic disc margin, glaucoma, pupils, strabismus, pediatric Ophthalmology, ocular trauma, NEURO-OPHTHALMOLOGY, OCULAR EMERGENCIES, INTRAOCULAR MALIGNANCIES, OCULAR TOXICITY, Pinguecula, Pterygium, Subconjuctival Hemorrhage, Conjunctivitis, Bacterial Conjunctivitis, Viral Conjunctivitis, Chlamydia Conjunctivitis, Allergic Conjuctivitis, Giant Papillary Conjunctivitis, Vernal Conjunctivitis, Vision Assessment, Anterior Chamber Depth, pupils, Extraocular Muscles, Slit-Lamp Examination, Tonometry, Ophthalmoscopy, Fundoscopy, Episcleritis, Scleritis, Scleromalacia Perforans, Blue Sclerae, Staphyloma, Emmetropia, Refractive Errors, myopia, hyperopia, astigmatism, Presbyopia, Anisometropia, Refractive Eye Surgery, Corneal Abrasion, Recurrent Erosions, Corneal Ulcers, Herpes Simplex Keratitis, Herpes Zoster, Keratoconus, Arcus Senilis, Kayser-Fleischer Rings, Exophthalmos, Proptosis, Enophthalmos, Preseptal Cellulitis, Orbital Cellulitis, Keratoconjunctivitis Sicca, Dacryocystitis, Dacryoadenitis, Epiphora, Lid Swelling, Trichiasis, Entropion, Ectropion, Hordeolum, Chalazion, Blepharitis, Xanthelasma, Lid Carcinoma, Uveitis, Endophthalmitis, Cataract, Dislocated Lens, Vitreous Hemorrhage, Central Retinal Artery Occlusion, Branch Retinal Artery Occlusion, retina, Central Retinal Vein Occlusion, Retinal Detachment, Retinitis Pigmentosa, Roth Spots, Age-Related Macular Degeneration, Myelinated Nerve Fibres, drusen, Primary Open Angle Glaucoma, Primary Angle Closure Glaucoma, Secondary Open Angle Glaucoma, Secondary Angle Closure Glaucoma, Normal Pressure Glaucoma, Congenital Glaucoma, Tropia, phoria, Paralytic Strabismus, non-Paralytic Strabismus, Leukocoria, Nasolacrimal System Defects, Ophthalmia Neonatorum, rubella, blunt trauma, Penetrating Trauma, Hyphema, Blow Out Fractures, Sympathetic Ophthalmia, Visual Field Defects, Bitemporal Hemianopsia, Homonymous Hemianopsia, Internuclear Ophthalmoplegia, Nystagmus

Topics: Irrigation, Drainage, Soil-water-plant-atmosphere relationship, Irrigation requirement, Consumptive water use, evapotranspiration, Irrigation scheduling, Irrigation resources, irrigation equipment maintenance, Irrigation systems, Irrigation techniques, soil reaction, soil erosion, soil drainage, Soil salinity, soil alkalinity, soil acidity

Topics: Soil management, Water Management, Soil Conservation Techniques, Water Conservation Techniques, Soil Tillage System, soil erosion, Soil Erodility, soil Erosivity

Topics: Watershed Hydrology, Watershed Characteristics, Watershed Classification, Watershed Condition, Watershed Problems, hydrology, hydrological processes, surface water, ground water, water pollution, erosion, hydrographs, Watershed Management, Integrated Watershed Management

Topics: biological diversity, ecosystem, Nigerian Ecosystem, Biodiversity, genetic erosion, Plant Biotechnology, Forest Biotechnology, forest Conservation, Germplasm Appropriation, Germplasm Conservations, Bio-resource Management, Biotechnological Legislation

Topics: Soil Fertility, water management, Mineral fertilizer, Phosphate fertilizers, Organic manures, Farmyard manures, compost, sewage, soil sampling, Soil water conservation techniques, erosion control methods

Topics: soil properties, soil management, tropical environment, temperature, solar radiation, rainfall, tropical climates, vegetation, physiography, Anthropocene, biodiversity, climate change, demographics, Green Revolutions, Tropical Agroecosystems, land use, land-use change, Pedology, Physics, Chemistry, Biology, Laterite Paradigm, tropical soils, tropical soil research, Soil Taxonomy, soil classification systems, soil physical properties, soil temperature, soil structure, soil compaction, soil water, soil erosion, conservation, conservation agriculture, water, rainfed agriculture, irrigated agriculture, irrigation, mineralogy, clay minerals, mineralogy families, Anion Exchange Capacity, soil acidity capacity, Acid Soil Infertility, Liming, overliming, subsoil acidity, secondary acidity, soil biology, soil biodiversity, comminution, decomposition, nutrient elements transformation, soil structure regulation, organic carbon, carbon pools, carbon fractions, animal manures, composts, biochars, organic farming, soil fertility, nutrient cycling, nutrient uptake, determining fertilizer needs, nitrogen cycle, nitrogen pools, atmospheric deposition, biological nitrogen fixation, mineral fertilizers, organic nitrogen mineralization, soil nitrogen fertilizer reactions, Phosphorus Cycle, Phosphorus, Total Soil Phosphorus, inorganic Phosphorus, Phosphorus sorption, Phosphorus release, plant Phosphorus requirements, Phosphorus fertilization, sulfur cycle, sulfur sorption, Sulphur fertilization, Forest–Soil Nutrient Cycles, land clearing, Mechanized Land Clearing, Crop Yield Declines, Field Abandonment, Secondary Forest Fallows, puddling, flooding, rice cultivation systems, Nutrient Management, Yield Stagnation, Nitrogen Sequestration, Livestock-Based Tropical Systems, tropical pastures, Tropical Livestock Management Systems, pastoralism, Smallholder Mixed Crop–Livestock Systems, Extensive Pasture-Based Beef Production, Pasture Degradation, Crop–Pasture Integration, Tropical Tree-Based Systems, Plantation Forestry, Plantation Forestry Species, Agroforestry, Agroforestry Tree Species, Agroforestry Systems, Simultaneous Agroforestry, Sequential Agroforestry, tree crops