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 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: Transport Systems, Absorption of Fat, Active Transport

Topics: Nutrition, Diet Therapy, carbohydrates, fats, proteins, energy balance, vitamins, minerals, water, digestion, absorption, metabolism, excretion, family, community nutrition, Life Cycle Nutrition, food management, clinical nutrition, Nutrient Delivery, weight management, food choices, nutritional cate, myplate, carbohydrate counting, cholesterol, dietary fat intake, homeostasis, measuring energy, energy nutrient values, energy intake, Fat-Soluble Vitamins, water-soluble vitamins, Vitamin Supplements, trace minerals, Mineral Supplementation, water balance, water imbalance, digestion

Topics: environment, health, disease, environmental health problems, botany, ecology, ecosystem, food chain, food web, nutrient cycling, nutrient cycle, cancer, bacteria, Insecta, Nematoda, phylum Porifera

Topics: Nutrient requirement, nutrient, feeding, digestion, vertebrate gut

Topics: Forages, Grassland Agriculture, grass morphology, legume structure, legume morphology, carbon metabolism, Mineral Nutrient Acquisition, Metabolism, forage ecology, Climate, Climate-Change, Forage Adaptation, Plant Interactions, Plant-Herbivore Interactions, forage species, forbs, forage systems, forage production, forage management, Fertilization, Nutrient Management, Irrigation, Water Management, weed management, insect management, forage improvement, forage breeding, seed production, forage quality, Digestibility, plant chemistry, Predicting Forage Quality, Post-Harvest Physiology, forage harvesting, forage utilization, hay storage, silage production, biomass, pasture management, pasture design, grazing management, Grazing Animal Nutrition, Grazing Animal Behavior, Forage-Induced Animal Disorders, Grazing Systems, grazing strategies

Topics: Nutrition, food, nutrients, macronutrient, micronutrient, adequate diet, Nutritional Deficiencies, Malnutrition, Vitamin Deficiencies, Mineral Deficiencies, Eating Disorders, Anorexia nervosa, Bulimia nervosa, Binge eating disorder

Topics: Nutritional Biochemistry, biological structures, macromolecule, solubility, cell structure, genetic material, digestion, absorption, digestive tract, absorption physiology, biochemical mechanisms, Dietary Fibers, Malabsorption Syndromes, energy metabolism regulation, exercise nutrition, creatine phosphate, glycogen, gluconeogenesis, fructose, fatty acids, Krebs cycle, fermentative metabolism, aerobic energy metabolism, starvation, alcohol, Thiol esters, energy requirement, direct calorimetry, metabolic rate, lipids, phospholipids, choline, ethanolamine, Sphingosine-Based Lipids, cholesterol, lipoproteins, Cardiovascular Disease, obesity, fat, measuring fat, protein, milk protein, amino acid catabolism, aminotransferases, waste nitrogen, protein quality, vitamins, folate, biotin, niacin, thiamin, riboflavin, Pantothenic Acid, Ascorbic Acid, Essential Fatty Acids, inorganic nutrients, diet, cancer, Cadherin Protein

Topics: Medical Biochemistry, amino acids, proteins, carbohydrates, lipids, membranes, transport, oxygen transport, catalytic proteins, enzymes, vitamins, minerals, bioenergetics, oxidative metabolism, anaerobic metabolism, Tricarboxylic Acid Cycle, tricarboxylic acid biosynthesis, oxidative metabolism, carbohydrate biosynthesis, fatty acid biosynthesis, amino acids biosynthesis, nucleotides, complex carbohydrates, complex lipids, extracellular matrix, Deoxyribonucleic Acid, ribonucleic acid, protein synthesis, gene expression, genomics, proteomics, metabolomics, membrane receptors, signal transduction, neurotransmitters, biochemical endocrinology, cellular homeostasis, aging, digestion, absorption, glucose homeostasis, fuel metabolism, nutrients, diets, lipoprotein metabolism, Atherogenesis, water homeostasis, electrolyte homeostasis, muscle, bone metabolism, calcium homeostasis, neurochemistry, blood, plasma proteins, hemostasis, thrombosis, oxidative stress, inflammation, immune response