| 445 | Citrus sinensis |
| 115 | Fruit |
| 88 | Citrus fruit |
| 80 | Humans |
| 76 | Citrus sinensis (chemistry) |
| 75 | Citrus |
| 69 | Florida |
| 66 | Animals |
| 63 | Citrus paradisi |
| 57 | Orange |
| 56 | Female |
| 54 | Male |
| 50 | Plant leaf |
| 47 | Rootstock |
| 47 | Fruit (chemistry) |
| 45 | Growth |
| 43 | Horticulture |
| 39 | Fruit tree |
| 36 | Orchard |
| 33 | Citrus sinensis (microbiology) |
| 33 | Abscission |
| 32 | Pest |
| 31 | Beverages |
| 31 | Adult |
| 30 | Temperature |
| 30 | Citrus aurantium |
| 29 | Yield |
| 29 | Time Factors |
| 29 | Field experiment |
| 29 | Citrus reticulata |
| 27 | Root |
| 26 | Poncirus trifoliata |
| 26 | Fruit crop |
| 26 | Beverages (analysis) |
| 25 | Enzymatic activity |
| 25 | California |
| 24 | Rutaceae |
| 24 | Citrus sinensis (metabolism) |
| 24 | Citrus sinensis (genetics) |
| 23 | Quality |
| 23 | Molecular Sequence Data |
| 23 | Cultivar |
| 22 | Hydrogen-Ion Concentration |
| 22 | Chemical composition |
| 21 | Gene |
| 21 | Beverages (microbiology) |
| 20 | Production quality |
| 20 | Plant Diseases (microbiology) |
| 20 | Orange juice |
| 20 | Characterization |
| 19 | Food Handling (methods) |
| 18 | Protoplast |
| 18 | Irrigation |
| 18 | Gene expression |
| 17 | Plant pathogen |
| 16 | Tolerance |
| 16 | Regeneration |
| 16 | Nutrition |
| 16 | Middle Aged |
| 16 | Food Microbiology |
| 16 | Comparative study |
| 15 | Treatment efficiency |
| 15 | Tissue culture |
| 15 | Phylogeny |
| 15 | Nitrogen fertilization |
| 15 | Mechanical harvesting |
| 15 | Genetic transformation |
| 15 | Damage |
| 15 | Cross-Over Studies |
| 15 | Citrus sinensis (growth & development) |
| 15 | Carbon dioxide |
| 15 | Amino Acid Sequence |
| 14 | Vegetals |
| 14 | Purification |
| 14 | Pectinesterase |
| 14 | Nitrogen |
| 14 | Ethylene |
| 14 | Ceratitis capitata |
| 14 | Adolescent |
| 13 | Volatile compound |
| 13 | Tephritidae |
| 13 | Plant pathology |
| 13 | Plant juvenile growth stage |
| 13 | Plant Proteins (genetics) |
| 13 | Photosynthesis |
| 13 | Diet |
| 13 | Colony Count, Microbial |
| 13 | Citrus tristeza virus |
| 13 | Citrus limon |
| 13 | Citrus jambhiri |
| 13 | Citrus (chemistry) |
| 13 | Application method |
| 13 | Anti-Bacterial Agents (pharmacology) |
| 12 | Plant Proteins (metabolism) |
| 12 | Peel |
| 12 | Mycosis |
| 12 | Malus |
| 12 | Growth regulator treatment |
| 12 | Greenhouse study |
| 12 | Flavor |
| 12 | Detection |
| 12 | Color |
| 12 | Citrus sinensis (enzymology) |
| 12 | Biological control |
| 12 | Biological accumulation |
| 11 | Young Adult |
| 11 | Somatic hybrid |
| 11 | Plant |
| 11 | Plant origin |
| 11 | Phosphorus |
| 11 | Nitrates |
| 11 | Microbial Sensitivity Tests |
| 11 | Identification |
| 11 | Gene Expression Regulation, Plant |
| 11 | Gas chromatography |
| 11 | Flavonoid |
| 11 | Child |
| 11 | Canopy(vegetation) |
| 10 | Survival |
| 10 | Stress |
| 10 | Species Specificity |
| 10 | Scion |
| 10 | Sandy soil |
| 10 | Rhizobiaceae (physiology) |
| 10 | Plant tissue |
| 10 | Plant Leaves (microbiology) |
| 10 | Phytophthora nicotianae |
| 10 | Metabolism |
| 10 | Mass spectrometry |
| 10 | Inorganic element |
| 10 | Hot Temperature |
| 10 | Host plant |
| 10 | Hemiptera |
| 10 | Grapefruit |
| 10 | Food Contamination (analysis) |
| 10 | Carbohydrate |
| 10 | Base Sequence |
| 10 | Bacteriosis |
| 9 | pH |
| 9 | citrus |
| 9 | Transgenic plant |
| 9 | Plant growth substance |
| 9 | Plant Leaves (metabolism) |
| 9 | Phytotoxicity |
| 9 | Molecular Weight |
| 9 | Mineral fertilization |
| 9 | Magnetic Resonance Spectroscopy |
| 9 | Interspecific comparison |
| 9 | Fruit (metabolism) |
| 9 | Fruit (growth & development) |
| 9 | Fruit (genetics) |
| 9 | Dose-Response Relationship, Drug |
| 9 | Culture medium |
| 9 | Consumer Product Safety |
| 9 | Citrus limonum |
| 9 | Citrus (enzymology) |
| 9 | Chromatography, High Pressure Liquid |
| 9 | Chromatography, High Pressure Liquid (methods) |
| 9 | Child, Preschool |
| 9 | Chemical control |
| 9 | Callus |
| 9 | Aroma |
| 8 | Water |
| 8 | United States |
| 8 | Strain |
| 8 | Seasonal variation |
| 8 | Salinity |
| 8 | Quarantine |
| 8 | Postharvest |
| 8 | Plant Extracts (chemistry) |
| 8 | Phloem |
| 8 | Mice |
| 8 | Mexico |
| 8 | Method |
| 8 | Kinetics |
| 8 | Isolation |
| 8 | Gas exchange |
| 8 | Food Preservation (methods) |
| 8 | Flavones (isolation & purification) |
| 8 | Experimental study |
| 8 | Evapotranspiration |
| 8 | Escherichia coli O157 (growth & development) |
| 8 | Epidemiology |
| 8 | Dose activity relation |
| 8 | Diptera |
| 8 | Development |
| 8 | Complementary DNA |
| 8 | Citrus volkameriana |
| 8 | Citrus sinensis (parasitology) |
| 8 | Citroncirus webberi |
| 8 | Citrange |
| 8 | Cell culture |
| 8 | Body Mass Index |
| 8 | Biosynthesis |
| 8 | Apoptosis (drug effects) |
| 8 | Animal plant relation |
| 7 | huanglongbing |
| 7 | Xanthomonas campestris pv. citri |
| 7 | Taste |
| 7 | Spatial distribution |
| 7 | Somatic embryo |
| 7 | Soluble solids |
| 7 | Sequence Alignment |
| 7 | Sensitivity resistance |
| 7 | Ripening |
| 7 | Reproducibility of Results |
| 7 | Rain |
| 7 | Quantitative analysis |
| 7 | Psyllidae |
| 7 | Postharvest disease |
| 7 | Population dynamics |
| 7 | Plant production |
| 7 | Plant Proteins (chemistry) |
| 7 | Plant Oils (pharmacology) |
| 7 | Phytophthora citrophthora |
| 7 | Pest management |
| 7 | Performance |
| 7 | Penicillium digitatum |
| 7 | Pectin |
| 7 | Oils, Volatile (pharmacology) |
| 7 | ORCHARD SOILS |
| 7 | Nutritional status |
| 7 | Nitrogen fertilizer |
| 7 | Microbiology |
| 7 | Maturity |
| 7 | Mandarin |
| 7 | Leaching |
| 7 | Isolate |
| 7 | Hemiptera (physiology) |
| 7 | Ground water |
| 7 | Green fluorescent protein |
| 7 | Fruit (microbiology) |
| 7 | Entisols |
| 7 | Colletotrichum gloeosporioides |
| 7 | Citrus unshiu |
| 7 | Chemical concentration |
| 7 | Chemical analysis |
| 7 | Cell wall |
| 7 | Biological Availability |
| 7 | Apoptosis |
| 7 | Analysis method |
| 7 | Agrobacterium tumefaciens |
| 6 | Water quality |
| 6 | Vector |
| 6 | Transfection |
| 6 | Texas |
| 6 | Starch |
| 6 | Soil moisture |
| 6 | Seasons |
| 6 | Salmonella enterica (drug effects) |
| 6 | Salmonella (growth & development) |
| 6 | Rats |
| 6 | Protein |
| 6 | Population density |
| 6 | Population Dynamics |
| 6 | Population Density |
| 6 | Polymerase chain reaction |
| 6 | Plant Extracts (pharmacology) |
| 6 | Plant Diseases (genetics) |
| 6 | Pest and disease control |
| 6 | Oxidation-Reduction |
| 6 | Optimization |
| 6 | Morphology |
| 6 | Modeling |
| 6 | Medium enrichment |
| 6 | Intraspecific comparison |
| 6 | Insect Control |
| 6 | Infection |
| 6 | Hybrid |
| 6 | HPLC chromatography |
| 6 | Grafting |
| 6 | Graft |
| 6 | Gibberellic acid |
| 6 | Genetic marker |
| 6 | Genetic improvement |
| 6 | Genes, Plant (genetics) |
| 6 | Fruit (enzymology) |
| 6 | Freeze |
| 6 | Food Contamination (prevention & control) |
| 6 | Ethephon |
| 6 | Escherichia coli O157 (drug effects) |
| 6 | Energy Intake |
| 6 | Embryonic development |
| 6 | Efficiency |
| 6 | Double-Blind Method |
| 6 | Colonization |
| 6 | Cold resistance |
| 6 | Cold Temperature |
| 6 | Citrus sinensis (physiology) |
| 6 | Citrus aurantifolia |
| 6 | Chlorophyll |
| 6 | Cattle |
| 6 | Carboxylic Ester Hydrolases (metabolism) |
| 6 | Arizona |
| 6 | Antioxidants (analysis) |
| 6 | Agriculture |
| 6 | Acidity |
| 5 | ethylene |
| 5 | Zinc |
| 5 | Xylem |
| 5 | Water potential |
| 5 | Water pollution |
| 5 | Treatment Outcome |
| 5 | Subtropical zone |
| 5 | Substrate specificity |
| 5 | Stored food product |
| 5 | Storage |
| 5 | Sprinkler irrigation |
| 5 | Spraying |
| 5 | Soils |
| 5 | Skin |
| 5 | Sequence Analysis, DNA |
| 5 | Season |
| 5 | Sampling |
| 5 | Ribulosebisphosphate carboxylase |
| 5 | Response |
| 5 | Respiration |
| 5 | Reporter gene |
| 5 | Reference Values |
| 5 | RNA |
| 5 | Potassium |
| 5 | Polymerase Chain Reaction |
| 5 | Phytophagous |
| 5 | Phenotype |
| 5 | Pectins (chemistry) |
| 5 | Pathogenicity |
| 5 | Parasitoid |
| 5 | Nutrient |
| 5 | Metabolomics |
| 5 | Mass Spectrometry |
| 5 | Malus domestica |
| 5 | Longevity |
| 5 | Late |
| 5 | Larva |
| 5 | Insecticide |
| 5 | Hydroxylation |
| 5 | Hydrolysis |
| 5 | Human |
| 5 | Homology |
| 5 | Greening |
| 5 | Genotype |
| 5 | Genome, Plant |
| 5 | Fusarium solani |
| 5 | Fructification |
| 5 | Flower |
| 5 | Flavones (chemistry) |
| 5 | Fertilizing irrigation |
| 5 | Fermentation |
| 5 | Essential oil |
| 5 | Dry matter |
| 5 | Distribution |
| 5 | Dispersion |
| 5 | Disinfestation |
| 5 | Disease development |
| 5 | Cultivated soil |
| 5 | Coupled method |
| 5 | Copper |
| 5 | Concentration |
| 5 | Cold |
| 5 | Citrus (microbiology) |
| 5 | Citrus (metabolism) |
| 5 | Citrus (growth & development) |
| 5 | Citrus (genetics) |
| 5 | Chitosanase |
| 5 | Chitinase |
| 5 | Cell fusion |
| 5 | Cardiovascular Diseases (prevention & control) |
| 5 | Carboxylic Ester Hydrolases (isolation & purification) |
| 5 | Calcium |
| 5 | Brazil |
| 5 | Blotting, Southern |
| 5 | Biomarkers (blood) |
| 5 | Biological activity |
| 5 | Beverages (adverse effects) |
| 5 | Benomyl |
| 5 | Bacteria |
| 5 | Ascorbic acid |
| 5 | Ascorbic Acid (blood) |
| 5 | Application time |
| 5 | Aminoacid |
| 5 | Aminoacid sequence |
| 5 | Aged |
| 5 | Absorption |
| 5 | 2,4-D |
| 4 | storage |
| 4 | sterile insect technique |
| 4 | naringin |
| 4 | integrated pest management |
| 4 | Xylella fastidiosa |
| 4 | Xanthomonas axonopodis |
| 4 | Water regime |
| 4 | Water engineering |
| 4 | Water balance |
| 4 | Warehousing |
| 4 | Volatilization |
| 4 | Volatile Organic Compounds (analysis) |
| 4 | Vacuole |
| 4 | Urea |
| 4 | Underground leaching |
| 4 | Transmission |
| 4 | Transformation, Genetic |
| 4 | Tissue specificity |
| 4 | Temperature effect |
| 4 | Systemic |
| 4 | Symptomatology |
| 4 | Sucrose |
| 4 | Stomatal conductance |
| 4 | Stem |
| 4 | Stability |
| 4 | Spectrometry, Mass, Electrospray Ionization |
| 4 | Species |
| 4 | Solubility |
| 4 | Slow releasing fertilizer |
| 4 | Sequence Homology, Amino Acid |
| 4 | Separation |
| 4 | Sensitivity |
| 4 | Senescence |
| 4 | Seedlings |
| 4 | Salmonella enterica (isolation & purification) |
| 4 | Salmonella (drug effects) |
| 4 | Risk Factors |
| 4 | Rhizobiaceae |
| 4 | Reverse Transcriptase Polymerase Chain Reaction |
| 4 | Resistance |
| 4 | Regional study |
| 4 | Rats, Sprague-Dawley |
| 4 | Quality Control |
| 4 | Pyrazole derivatives |
| 4 | Production |
| 4 | Predator |
| 4 | Population survey |
| 4 | Polymorphism |
| 4 | Plants, Genetically Modified |
| 4 | Plant cankers |
| 4 | Plant Leaves (physiology) |
| 4 | Plant Leaves (chemistry) |
| 4 | Plant Extracts (analysis) |
| 4 | Phytotherapy |
| 4 | Phytophthora |
| 4 | Physical control |
| 4 | Phyllocoptruta oleivora |
| 4 | Phosphorus fertilization |
| 4 | Phosphoenolpyruvate carboxylase |
| 4 | Pesticide Residues (analysis) |
| 4 | Pectins (metabolism) |
| 4 | Pathogenesis related protein |
| 4 | Panonychus citri |
| 4 | Ozone |
| 4 | Organoleptic properties |
| 4 | Nutritive Value |
| 4 | Nutrition Surveys |
| 4 | Nutrient solution |
| 4 | Models |
| 4 | Microorganism resistance |
| 4 | Method study |
| 4 | Mathematical model |
| 4 | Manganese |
| 4 | Malus (microbiology) |
| 4 | Lysimeter |
| 4 | Lipids (blood) |
| 4 | Limit of Detection |
| 4 | Lemon |
| 4 | Iron |
| 4 | Interspecific hybridization |
| 4 | Insect Control (methods) |
| 4 | Injury |
| 4 | Inhibition |
| 4 | Induction |
| 4 | In vitro |
| 4 | Immunological method |
| 4 | Imagery |
| 4 | Image analysis |
| 4 | Host-Parasite Interactions |
| 4 | Host agent relation |
| 4 | Hemiptera (microbiology) |
| 4 | Hemiptera (growth & development) |
| 4 | Heat treatment |
| 4 | Genes, Plant |
| 4 | Gene Expression |
| 4 | Gamma irradiation |
| 4 | Fruit and Vegetable Juices |
| 4 | Fruit (physiology) |
| 4 | Food |
| 4 | Food-Drug Interactions |
| 4 | Food, Fortified |
| 4 | Food Preservatives (pharmacology) |
| 4 | Food Habits |
| 4 | Food Contamination |
| 4 | Food Analysis (methods) |
| 4 | Foliar analysis |
| 4 | Flavonoids (chemistry) |
| 4 | Flavones (pharmacology) |
| 4 | Expressed Sequence Tags |
| 4 | Evaluation |
| 4 | Enzyme |
| 4 | Environmental factor |
| 4 | Electrophoresis, Polyacrylamide Gel |
| 4 | Drought |
| 4 | Drainage |
| 4 | Dissemination |
