Topics: Livestock Production, Poultry Production, domestication, livestock industry, livestock production safety, nutrition, feeding, feed nutrients, feed additives, balancing rations, animal breeding, animal breeding genetics, animal reproduction, animal breeding systems, Beef cattle, marketing beef cattle, swine, feeding wine, swine housing, swine equipment, marketing swine, sheep, goats, sheep feeding, sheep management, horses, horsemanship, horse training, poultry, poultry diseases, poultry parasites, marketing poultry, marketing eggs, dairy cattle, dairy cattle breeds, feeding dairy cattle, dairy herd management, milking management, dairy heard health, dairy housing equipment, marketing milk, rabbits, Bison, ratites, Llamas, Alpacas, Elk

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

Topics: Agriculture, Agricultural Development, Land Use System, Farming, Agricultural Systems, Agricultural Extension Service, Agricultural Extension, Agricultural Production, Food Crops, soil, Vegetable Crops, Root Crops

Topics: Land Tenure, crop classes, Tropical Agricultural Systems, Crop Production, crop propagation, Animal Husbandry, farm animals classes, Farm Animals distribution, Livestock Management Systems, Livestock Management, Fisheries, Fish Production, Aquaculture, Sustainable Forest Management, Wildlife, Wildlife Management, Ecotourism

Topics: Farm Management, managerial functions, Managerial performance, Good manager, Data gathering, record keeping, updating farm records, Registered Data, Continuous Non-registered Data, Asset valuation, asset depreciation, Individual Farming Unit, Rational Behaviour, Opportunity Cost, marginal cost, Marginal Benefit, supply, demand, Law of Diminishing Returns, Net worth statement, farm labour management, Crop Enterprise Management, Factors Affecting Crop Yields, labour profiles, feeding, labour efficiency, Livestock Enterprise Management, Farm Budgeting, Farm Budgeting techniques, gross margin analysis, gross margin, total cost, gross farm income, Crop Yield Index

Topics: Soil Fertility, Soil Productivity, Essential Soil Nutrient Elements, Soil Acidity, soil Basicity, Liming, Liming Materials, Soil Alkalinity, salinity, sodicity, soil fertility evaluation, Soil Fertility maintenance, Soil Fertility Management Practices, crop productivity, irrigation, soil tillage, soil organic matter, crop rotation, Continuous Cropping, animal manure, green manure, cover cropping

Topics: Agriculture, Land use, land tenure system, crop production, crop plants classification, Pasture, Forage Crops, agriculture production soils, farm animals production, ruminants, cattle management system, farm animal production, pigs production, poultry production, poultry management, chicks management, broilers management, cockerels management, layers management, Agricultural Extension Services, forest production, wildlife production, fish production

Topics: Criminology, Security Studies, Climate of Nigeria, Drainage of Nigeria, Population Migration, Rural Settlements, Urban Settlements, mining, fishing, animal husbandry, food crop agriculture, export crop agriculture, irrigated agriculture, modern manufacturing, internal trade, rail transport, road transport

Topics: Soil Fertility, Fertilizers, global population growth, food consumption, food production, agricultural land use, crop yields, nutrient use, Crop Yield Limiting Factors, buffering capacity, mineral solubility, soil acidity, soil alkalinity, Soil pH Buffering, Reducing Soil Acidity Effects, Calcareous Soils, Saline Soils, Sodic Soils, Saline-Sodic Soils, nitrogen, Biological Fixation, Phosphorus, Phosphorus cycle, soil Phosphorus forms, Phosphorus sources, Potassium cycle, soil Potassium forms, Potassium sources, Sulfur, Calcium, Magnesium, Micronutrients, iron, zinc, coper, Manganese, Boron, chloride, Molybdenum, Nickel, Beneficial Elements, soil fertility evaluation, plant nutrient-deficiency symptoms, plant analysis, greenhouse tests, soil testing, nutrient management, soil characteristics, nutrient placement, Nutrient Interactions, nutrient Economics, Agricultural Productivity, Environmental Quality

Topics: Soil Conservation, Water Conservation, erosion, Soil Erosion and Civilization, Geologic Erosion, Sedimentation, Landscape Development, rock types, Sedimentary Landforms, Mass Movement Deposits, Glacial Landscapes, Water Erosion, erosion damage, Vegetation, Soil Properties, Soil Erodibility, pollution, Water-Erosion Control, Wind Erosion, wind erosion process, Windbreaks, Shelterbelts, Wind-Erosion Control, Predicting Soil Loss, Tolerable Soil Loss, Universal Soil Loss Equation, Computer-Based Soil Loss Prediction Models, Wind-Erosion Prediction Equation, Wind Erosion Prediction System, Soil Map Unit Interpretations, soil survey, Land Use Planning, managing land, cropping systems, Managing Monocultures, crop rotations, Multiple Cropping, Evaluating Cropping Systems, strip cropping, tillage, Conservation Tillage, deep tillage, Contour Cultivation, Emergency Wind-Erosion Control, Gully-Control Structures, road ditches, culverts, Earthen Dams, Streambank Protection, flood control, Wind Erosion-Control Structures, Pastureland Management, Rangeland Management, Forestland Management, water cycle, drought, Soil Drainage, wetlands, Irrigation, Irrigation Methods, Land Reclamation, Conservation Irrigation, soil pollution, pollutants, industrial wastes, agricultural wastes, aerosols, polluted soil, Hazardous Sites, Soil Remediation, Water Quality, water Pollution, Water acidification, Farm Service Agency