Browsing Natural and Agricultural Sciences by Subject

Now showing items 1-825 of 825

Subject
p, q - integral functions [1]
p, q - integral multipliers [1]
P-aminobenzoic acid (PABA) [1]
P-aminohippuric acid (PAHA) [1]
P-availability [1]
P-Convergent function [1]
p-convergent function [1]
P-Convergent operator [1]
p-convergent operator [1]
P-Gelfand-Phillips property [1]
P-use efficiency [1]
P. lautus [1]
P53-cannabidiol cotreatment [1]
Paarprogrammering [1]
Packaging waste [1]
Packed bed latent heat storage system [1]
Paddavis [1]
paediatrics [1]
PAH [1]
PAHL-study [1]
PAHs [1]
pain [1]
Pair productin [1]
Pair production [1]
Pair programming [2]
Palabora Mining Company [1]
Palaeo-omgewing [1]
Palaeoenvironment [1]
Palaeosols [1]
Palatability [1]
Paleo-ecology [1]
Palladium [1]
Palladium(II) [1]
Panel sequencing [1]
Panicle-feeding Hemiptera [1]
Panicum maximum [1]
Pansteatitis [1]
paper sludge [1]
Paper waste [1]
Parameter estimation [1]
parameter estimation [1]
Parameters [3]
parasite ecology [1]
Parasites [2]
Parasitic protozoans [1]
Parasitic weed [1]
Parasitism [2]
Parasitisme [1]
Parasitoids [5]
parasitoids [1]
Parasitoïede [1]
Parasitology [1]
Pareto distribution [1]
Parsivel disdrometer [1]
Parthenogenesis [1]
Partial least squares regression [1]
Partial residua [1]
partially fluorinated [1]
Participants [1]
Participation [2]
Participatory Action Research [1]
Participatory action research (PAR) [1]
Participatory approaches [1]
Participatory design [1]
Participatory planning [1]
Participatory processes [1]
Participatory rural appraisal [1]
particle acceleration [1]
Particle accelerators-Shielding (Radiation) [1]
Particle diffusion [2]
Particle drifts [8]
Particle evolution models [1]
Particle scattering [1]
Particle size distribution [1]
Particle transport [2]
Particle-in-cell [1]
Particulate Matter [1]
Particulate matter [4]
Particulate matter (PM) [1]
Partitioning of platinum [1]
Parys [1]
Passive acoustic monitoring [2]
passive acoustic monitoring [1]
Passive air sampling [1]
Passive sampling [2]
patch and inter-patch zones [1]
Pathfinder elements [1]
Pathogen [1]
Pathogenic [1]
Pathogenic bacteria [1]
Pathogenicity [3]
pathogenicity [1]
Pathogenicity tests [1]
Pathogens [2]
Patient [1]
Pattern recognition [1]
pattern recognition [1]
Patterns [1]
patterns [1]
PBDEs [1]
PBI blend membranes [1]
PBI-based blend membranes [1]
PBI-gemengde membrane [1]
PBMR [1]
PCA [1]
PCB [3]
PCBs [2]
PCDD [2]
PCDD/F [1]
PCDD/Fs [2]
PCDF [2]
PCE [1]
PCR [19]
PCR and ICT [1]
PCR-DGGE [1]
PCR-RFLP [1]
Peak potentials (Eb/Ep) [1]
Pearson's x2 test [1]
Pearson’s product moment correlation [1]
Pebble bed reactors [1]
Pebble Marker [1]
Pedestrian friendly [1]
Pedestrian infrastructure [1]
Pedestrian mall developments [1]
Pedestrian-friendliness [1]
Pediatric patients [1]
Pedogenic material [1]
Pedogeniese materiaal [1]
Peer-to-Peer trust [1]
PEG [1]
PEG 8000 [1]
Pelletisation [1]
pellets [1]
Peltanobia erasmusi [1]
Penetration [1]
Penetration enhancers [1]
Penicillium species [1]
Penicillium spp. [1]
Penis sheath [1]
Penis skede [1]
Penman-Monteith [1]
Pennisetum species [1]
Pentatricopeptide repeat protein [1]
People-environment interaction [2]
Per capita kleinhandel ruimte [1]
Per capita mall space [1]
Per capita retail space [1]
Per capita winkelsentrum ruimte [1]
Perceived effects [1]
Percentage buried volume [1]
Perception [3]
perception [1]
Perceptions [5]
Perceptual differences [1]
Perchloorsuur [1]
Perchloric acid [1]
Percutaneous absorption [1]
Perdesiekte [1]
Perdesiekte Virus [1]
Perfluorinated compounds [1]
Performance [4]
Performance evaluation [2]
Performance index [1]
Performance index (PIABS) [1]
Performance management system [1]
Performance measurement [1]
Periglacial [1]
Periglasiaal [1]
Periodic [1]
Periodicity [1]
Periodicity searches [1]
Periodogram [1]
Peripheral region [1]
Peristaltic [1]
Perna perna [1]
Peroksidase [1]
Peroxidase [2]
Peroxidation [1]
Peroxide [1]
Perpendicular diffusion [2]
Persistence [1]
Persistent organic pollutants [5]
Persistent organic pollutants (POPs) [1]
Persisterende organiese besoedelstowwe [1]
personal computer [1]
Personalized diagnostics [1]
Perspective [1]
Perspectives [7]
Perspektiewe [1]
Persulfate activation [1]
Pertraction [2]
Perturbation method [2]
Perturbations [1]
PES [1]
Pesrisiko beraming [1]
Pest management [1]
Pest risk assessment [1]
Pesticide migration [1]
Pesticides [4]
Pests [1]
Petrochemical [1]
Petrochemical effluent [1]
Petroglyphs [1]
Petroleum [1]
Petroleum sludge [1]
Petroleum slyk [1]
Petrology [1]
PFA-dams [1]
PFOS [1]
PGE mining activities [1]
PGM [1]
PGPR [1]
PGPR mechanisms [1]
pH [3]
Phaedrotoma scabriventris [1]
Phase 2 [1]
Phase change materials [1]
Phase changes [1]
Phase I and phase II [1]
phase inversion via immersion precipitation [1]
Phase space [1]
Phase two biotransformation [1]
phase two biotransformation [1]
phCMVdream [1]
phenol [1]
Phenol(s) [1]
Phenolics [1]
Phenology [1]
phenols [1]
phenomenological study [1]
Phenotyping [1]
Phenylacetaldehyde [1]
Phenylacetyl-CoA [1]
Pheromone [1]
Pheromones [1]
Philosophy [1]
Phloroglucinols [1]
Phongolo floodplain [1]
Phongolo River [1]
Phongolo River floodplain [1]
Phosphatase [1]
Phosphate [1]
Phosphine ligands [1]
Phospho-compost [2]
Phospholipid fatty acid [3]
Phospholipid fatty acid (PLFA) analyses [1]
Phospholipid fatty acid analysis [1]
Phospholipid fatty acids [1]
Phospholipid fatty acids (PFLAs) [1]
Phosphorous extractants [1]
Phosphorus [2]
phosphorus [2]
Phosphorus mineralization [1]
Phosphorus-based extractants [1]
Photocatalysis [1]
Photocatalyst [1]
Photocatalytic [1]
Photochemical box model [1]
Photometry [3]
Photon counting [1]
Photosynthesis [6]
Photosynthetic efficiency [3]
Photosynthetic gas exchange [2]
Photosynthetic vitality [1]
Photosystem II [1]
Photovoltaic solar power projects [1]
Photovoltaic solar projects [1]
PHREEQC [1]
Phthalates [1]
Phylogenetic analysis [2]
Phylogenetic identification [1]
Phylogenetic relationships [1]
Phylogenetic tree [1]
phylogenetic tree [1]
Phylogenetics [1]
phylogenetics [1]
Phylogeny [6]
Physical activity [10]
Physical activity and health longitudinal study [1]
Physical activity index [1]
Physical activity patterns [1]
Physical activity perceptions [1]
Physical and chemical characterisation [1]
Physical exercise [1]
Physical exertion [1]
Physical factors [1]
Physical fitness [2]
Physical intervention [1]
Physical vapor deposition (PVD) [1]
physical-chemical variables [1]
Physically based modelling [1]
Physico-chemical [1]
physico-chemical [1]
Physico-chemical analysis [1]
Physico-chemical changes [1]
Physico-chemical parameters [5]
physico-chemical parameters [1]
Physico-chemical variables [3]
Physico-chemical water quality [2]
Physicochemical analysis [1]
Physics beyond the standard model [1]
Physio-chemica [1]
Physiological response [1]
Physiology [2]
Phytochemical study [1]
Phytoextraction [1]
Phytogenic compounds [1]
Phytonanotechnology [1]
Phytoplankton [1]
Phytoplankton assemblages [3]
Phytoremediation [1]
Phytoseidae [1]
Phytosociology [1]
Phytososiology [1]
phytostabilisation [1]
Phytostabilisering [1]
Phytostabilization [2]
Phytotherapy [1]
Pick matrix [1]
pickup ions [1]
Piecewise linear regression [1]
Piekpotensiale (Eb/Ep) [1]
Pig slurry [1]
Piggery [1]
Piglets [2]
Pigments [1]
Pigouvian tax [1]
Pilot test [1]
Pinning [1]
Pirolise [2]
Pit latrines [1]
pit-composting [1]
PItotal [1]
PIV-3 [1]
Plaaslike Ekonomiese Ontwikkeling [1]
Plaaslike regerings-werknemers [1]
Place [2]
Place attachment [1]
Place-branding [1]
Place-making [3]
Placemaking [2]
Placticity [1]
Plagiaat [1]
Plan of Action [1]
Plan-driven SDM [1]
Plank training [1]
Planned exposure scenario [1]
Planning [2]
planning and development [1]
Planning and initiate [1]
Planning and rural development [1]
Planning intervention [1]
Planning policy [1]
Planning rationality [1]
Planning theory [1]
planning theory [1]
Planococcus ficus [1]
Plant associated microbes [1]
Plant bioaccumulation [1]
Plant biopesticides [1]
Plant colonisation [1]
Plant communities [2]
Plant community [1]
Plant density [2]
plant density [1]
Plant diversity [2]
Plant diversity patterns [1]
Plant extract [1]
Plant fuksionele kenmerke [1]
Plant functional groups [1]
Plant functional traits [3]
Plant functional types [1]
Plant growth [1]
Plant Growth Promoting [1]
Plant growth regulator [1]
Plant growth-promoting microorganisms (PGPM) [1]
Plant height [1]
Plant physiology [2]
Plant rhizobacteria [1]
Plant species composition [2]
Plant species composition and structure [1]
Plant species distribution [1]
Plant species diversity [1]
Plant stresfaktore [1]
Plant stress factors [1]
plant stressors [1]
Plant structures [1]
Plant succession rocky ridges [1]
Plant translocation [2]
Plant vitality [1]
Plant-arthropod diversity relationships [2]
Plant-Microbe interactions [1]
Plant-microbe interactions [1]
plant-microbe synergy [1]
Plant-parasitic [1]
Plant-parasitic nematodes [2]
Plant-soil interactions [1]
Plant-soil-ore relationships [1]
Plantation [1]
Plantdiversiteit [2]
Plantegroei [1]
Plantegroei strukture [1]
Planting season [1]
Plantkunde [1]
Plantparasitiese nematodes [1]
Plants [2]
Plaque morphology [1]
Plasma [2]
Plasma waves [1]
Plasmid derived expression of rotavirus proteins [1]
Plasmid only reverse genetics [2]
Plasmids [2]
plasmids [1]
Plasmied afkomstige uitdrukking van rotavirus proteïene [1]
Plasmonic [2]
Plastic properties [1]
Plasticity [1]
Plastiese eienskappe [1]
Platform [1]
Platinum [15]
Platinum catalyst [1]
Platinum katalisator [1]
Platinum mine [1]
Platinum mine tailings [1]
platinum smelters [1]
Platyhelminthes [1]
Plofstowwe [1]
Plug-in bandwidth [1]
Pluralism [1]
Pluralistic research paradigms [1]
Plutella xylostella [1]
PM10 [1]
PM2.5 [1]
Poaceae [1]
POBe [1]
Pocket angle [1]
Point sources [1]
Point-of-care [1]
Pointwise ergodic theory [1]
Poisson distribution [1]
Poisson Regression [1]
Polar coronal holes [1]
polarimetry [1]
Polarisation [1]
Polarization [1]
polarization [1]
Polarography [1]
Poli-elektroliet [1]
Policies and plans [1]
Policy [4]
Policy analysis [2]
policy and planning [1]
Policy appraisal [1]
Policy formulation [1]
Policy implementation [1]
Policy implementation instrument [1]
Policy implication [1]
Policy integration [1]
policy integration [1]
Policy into action [1]
Poliimien [1]
Polikristallyne Pd [1]
Polikristallyne Pt [1]
Polistome [1]
pollen viability [1]
Pollination ecology [2]
Pollution [15]
Pollution des eaux [1]
Pollution index [1]
Pollution plume [2]
Polokwane local municipality [1]
Poly(2,5)-benzimidazole [1]
Poly(vinyl acetate) [1]
Poly-electrolyte [1]
Polyacrylic acid [1]
Polychlorinated biphenyl (PCB) [1]
Polychlorinated biphenyls [1]
Polychlorinated biphenyls (PCBs) [1]
Polychlorinated dibenzo-furans [1]
Polychlorinated dibenzo-para-dioxins [1]
Polychromatic [1]
Polycrystalline [2]
Polycrystalline Pd [1]
Polycrystalline Pt [1]
Polycyclic aromatic hydrocarbons [1]
Polycyclic aromatic hydrocarbons (PAH) [1]
Polycyclic aromatic hydrocarbons (PAHs) [1]
Polyester [1]
Polyethylene glycol [4]
Polymer cross-linkers [1]
Polymer evaluation (cross-linking) [1]
Polymerase chain reaction [1]
polymerase chain reaction [1]
Polymerase Chain Reaction (PCR) [2]
Polymerase chain reaction (PCR) [1]
Polymerization [2]
Polymers [1]
Polymorphism - [1]
Polyommatine [1]
Polystoma [1]
Polystomatidae [3]
Polystomes [3]
Polystomoides [2]
Polyvinyl chloride [1]
Pomptoets-analise [1]
Ponding [1]
Ponding & brush [1]
POP [1]
POPs [3]
Population [1]
Population demographics [1]
Population demography [1]
Population dynamics [6]
Population variant [1]
pore development [1]
Pore water [1]
Poricidal anthers [1]
pork [1]
Porosity [1]
Porous medium [1]
Portfolio Credit Derivatives [1]
Portfolio optimisation [1]
Portfolio performance [1]
portfolio risk [1]
Portfolio selection [1]
Positiefsemidefiniete voltooiing [1]
Positive definite completions [1]
Positive linear matrix maps [1]
Positive matrix factorisation [1]
Positive matrix factorisation (PMF) [1]
positive real odd rational functions [1]
positive real odd scalar [1]
Positive Schur property of order p [1]
Positive semidefinite completion [1]
Positive strongly (p, q)-nuclear operators [1]
Positive strongly (p, q)-summing operators [1]
Positrons [1]
Post-approval phase [1]
Post-disaster [1]
Post-goedkeuring fase volhoubaarheid assessering follow-up [1]
Post-harvest loss [1]
Post-mining reclamation [1]
Post-mining spring flow [1]
Post-modern planning [1]
Postcolonial conservation [1]
Postharvest loss [2]
Potable [1]
Potassium [3]
Potassium compounds [1]
Potassium humate [1]
Potassium nitrate encapsulation [1]
Potato [3]
Potchefstroom [3]
Potchefstroom campus [1]
Potchefstroom kampus [1]
Potchefstroom Koekoek [1]
Potential harmful elements [1]
Potential Kadomtsev-Petviashvili equation [1]
Potential pathogenicity [1]
Potential pathogens [1]
Potential radiological impact [1]
Potential toxicological impact [1]
Potentially toxic trace elements [1]
Pourbaix diagrams [2]
Pourbaix-diagramme [1]
Poverty [3]
Poverty status [1]
power generation [1]
Power stations [1]
Powerful learning environment [1]
PPCP [1]
Practicability of conditions [1]
Practice-based research [1]
Practices [3]
Practitioners [1]
Praktyke [1]
Pre- and Post-ploughing surveys [1]
Pre-impoundment [1]
Pre-main sequence stars [2]
Pre-oxidized chromite [1]
Pre-processing [1]
Pre-reduction [2]
Pre-reduksie [1]
Precautionary principle [1]
Precipitable water vapour [1]
Precipitation [3]
Precipitation chemistry [1]
Precision Agriculture [1]
Predaceous Mites [1]
Predacious arthropods [1]
Predasie [1]
Predation [1]
Predatoriese myte [1]
Predators [1]
Predicting factors [1]
Prediction [1]
Predictive modeling [1]
Predictive modelling [1]
Predictive models [1]
Predictors [1]
Preference [2]
Preference files [1]
preferences [1]
Pregnancy [2]
Pregnancy Chlorpromazine [1]
Prehabilitasie [1]
Prehabilitation [1]
Preliminary stage geotechnical investigation [1]
Preliminary zonation [1]
Preputium [1]
Prescriptive analytics [1]
Present condition [1]
Present Ecological Status [2]
Preservation [1]
preservation [1]
preservation methods [1]
Pressure corrections [1]
Prestasie maatstawwe [1]
Prestasie-indeks (PIABS) [1]
Pretoria [1]
Prevalence [3]
Prevention of mother-to-child transmission (PMTCT) [1]
Prey abundance [1]
Price determination [1]
price optimisation [1]
Price transmission [1]
Pricing [1]
Pricing decisions [1]
Primary feather asymmetry [1]
primary fibroblasts [1]
Primary porosity [1]
Primary use [1]
Primer [1]
Primers [2]
Primordial radionuclides [1]
Principal Component Analysis [1]
Principal component analysis [2]
Principal Component Analysis (PCA) [1]
Principal component regression [1]
Principles [2]
prior knowledge [1]
Prioritisation [2]
Prioritisation model [1]
Priority areas [1]
Privaatvoertuig georiënteerde netwerke [1]
Privacy [1]
Privacy paradox [1]
Private dwellings [1]
Private extension [1]
Private ranches [1]
Private Sector [1]
Private vehicle orientated transportation system [1]
Pro-active participation [1]
Pro-environmental behaviour [1]
pro-environmental behaviour [1]
Pro-inflammatory cytokines [1]
Pro-Poor Growth [1]
Probability density function [1]
probability distribution functions [1]
Probability Distributions [1]
Probability matching prior [1]
probability of default [1]
Probiotics [1]
Probit regression model [1]
Probleem-gebaseerde leer [1]
Probleemoplosgedrag [1]
Probleemoplossing [1]
Problem based learning [1]
Problem solving [2]
Problem solving behaviour [1]
problems [1]
PROC MIXED model [1]
procedural efficiency [1]
Process and Risk Management [1]
Process maturity models [1]
Process optimisation [1]
Processing [1]
Procurement [1]
Production [1]
Productivity [3]
Professies ingesluit in die bou omgewing [1]
Professional development [1]
Professionalization [1]
Professionele ontwikkeling [1]
Professions included in the built environment [1]
Profiling [1]
Profit [1]
Profitability [1]
programkodeplagiaat [1]
programkodeplagiaatherkenningstelsels [1]
Programme quality [1]
Programme theory approach [1]
Programming [1]
Programming concepts [1]
Progress [2]
Progression [1]
Project [1]
PRoject IN Controlled Environment (PRINCE2) [1]
Project Knowledge Management [1]
Project life cycle [2]
Project Management [1]
Project management [3]
Project Management Body of Knowledge (PMBOK) [1]
Project management maturity [1]
Project management methodology (PMM) [1]
Project Risk Management [1]
Project-based learning [1]
Projects [1]
Projek in 'n gekontroleerde omgewing (PRINCE2) [1]
Projekbestuur [1]
Projekbestuurkundigheidsliggaam (PMBOK) Aanpasbare projekbestuur (APM) [1]
Projekbestuursmetodologie (PMM) [1]
Proline [2]
Promoter [1]
Propagation times [2]
propellant grains [1]
Property valuation [1]
Proses-volwassenheidsmodelle [1]
Prosody [1]
Prosopis spp. [1]
Prospecting Right [1]
Prostephanus truncatus [2]
Proteaceae species [1]
Protease expression [1]
Protected area [1]
Protected areas [4]
Protected Areas (PAs) [1]
Protected species [1]
protected structures [1]
Proteiën uitdrukking [1]
Protein [2]
Protein expression [2]
Protein identification [1]
Protein oxidation [1]
Protein profiling [1]
Proteins [1]
Proteolytic activity [1]
Proteomic [1]
Protégé [1]
Proton beams [1]
Proton exchange membrane [2]
Proton exchange membranes [1]
Proton fluxes [1]
proton magnetic resonance (1HNMR) spectroscopy [1]
proton magnetic resonance (¹H-NMR) [1]
Proton Memory Magnetometer (G5) [1]
Proton nuclear magnetic resonance (1H NMR) spectroscopy [1]
Proton nuclear magnetic resonance (1H-NMR) spectroscopy [2]
proton nuclear magnetic resonance (1H-NMR) spectroscopy [1]
Protongeleidende membraan [1]
Protons [1]
Protopolystoma [1]
Prototype [3]
Protozoa [1]
Protozoan parasites [1]
Protuberances [1]
Provincial [1]
Provincial legislation [1]
Provincial Public Entity [1]
Provision amounts [1]
Proximity principle [1]
Pseudomonas [2]
Pseudomonas aeruginosa [1]
Pseudomonas aeruginosa MD2 [1]
PSGI [1]
PSII function [2]
PSLE [1]
pSmart [1]
PSR J0659+1414 [1]
PSR J0742-2822 [1]
PSR J1420-6048 [1]
PSR J1509-5850 [1]
PSR J1718-3825 [1]
Psychoactive plants [1]
Public extension [1]
Public green spaces [1]
Public participation [9]
public participation [1]
Public policy implementing guidelines [1]
public private partnership [1]
public procurement [1]
Public Sector [1]
Publieke deelname [1]
Pulsar light curve [1]
Pulsar searches [1]
Pulsar Wind Nebulae [1]
Pulsar wind nebulae [5]
Pulsare [1]
Pulsare supernovareste [1]
Pulsare: geometriese ligkrommemodellering [1]
Pulsarligkromme [1]
Pulsars [4]
pulsars [2]
Pulsars: geometric light curve modelling [1]
pulsars: individual (PSR B1957+20) [1]
pulsars: individual (PSR J1311−3430) [1]
pulsars: individual (PSR J1723−2837) [1]
pulsars: individual (PSR J2339−0533) [1]
Pulsarwindnewel [1]
Pulsarwindnewels [2]
Pulsating stars [1]
pump [1]
Pumping test analysis [1]
Puntsgewyse ergodiese teorie [1]
PuraMemTM [1]
PuraMemTM.1-okteen [1]
Pure culture [1]
Pure jump processes [1]
PURE study [1]
PUREX [1]
Purity and germination capacity tests [1]
Purpose [1]
Push-pull [1]
Push-pull strategy [1]
push-pull system [1]
PVP [1]
PWR (Pressurized Water Reactor) [1]
Pyrazolylpyridineamine ligands [1]
Pyrethroid [1]
Pyrite [1]
Pyrolysis [3]
pyrolysis [2]
Pyrophosphate enzyme assay [1]
Pyror process [1]
PYROX [1]