Now showing items 1-581 of 581

      Subject
      A. arachidis [1]
      A. blastophthorus [1]
      A. fragariae [1]
      Aanbevelings [1]
      Aangebore immuunreaksie [1]
      Aangrensende landskap [1]
      Aanpasbaarheid [1]
      Aanpasbare projekbestuursmetodologie (APMM) [1]
      Aanpassing [1]
      Aanvangspotensiale (Es) [1]
      Aanvanklike tempo kinetiese studies [1]
      Abalone [1]
      Abandoned mines [1]
      Abell clusters [1]
      ABEM Terrameter LS 2 [1]
      ABGD [1]
      Abiotic [1]
      Abiotic components [1]
      Abiotic Stress [1]
      Abiotic stress [2]
      Abiotic variables [1]
      Abiotiese komponente [1]
      Above-ground biomass [1]
      Aboveground biomass [1]
      Abscisic acid [1]
      Absolutely (U, W)-summing operators [1]
      Absorbed [1]
      Absorbed dose [2]
      Absorption coefficient [1]
      abundances - galaxies [1]
      Acacia karroo [1]
      Academic performance feedback [1]
      Acanthae [1]
      Acaricidal resistance [1]
      Acarospora [1]
      Accelerated life testing [1]
      Access [1]
      Access to market [1]
      Accreditation body [1]
      Accumulation [4]
      Accuracy of predictions [1]
      ACDM model [1]
      Achievement [1]
      Acid Mine Drainage [1]
      Acid mine drainage [8]
      acid-exces [1]
      Acidification [2]
      Acinonyx jubatus [1]
      Acoustic analysis [1]
      Acoustic degradation [1]
      Acoustic monitoring [2]
      Acquisition [1]
      Acrylate cross-linkers [1]
      Actinomycetes [1]
      Action research [5]
      Activated silica [1]
      Activated sludge [1]
      Activation energy (Ea) [1]
      Activation mechanism [1]
      Active dosimeter [1]
      Active Galactic Nuclei [1]
      Active galactic nuclei [1]
      Active galaxies [1]
      Active risk [1]
      Active sampling [1]
      Activity [4]
      Activity concentration [1]
      Activity lines [1]
      Acute alcohol (ethanol) [1]
      Acute alcohol consumption [1]
      Acyl CoA synthetase genes [1]
      Acyl CoA synthetase medium-chain family member 2A [1]
      Acyl CoA synthetase medium-chain family member 2B [1]
      Acyl-CoA synthetase (ACS) [1]
      Acyl-CoA synthetase medium chain 2A (ACSM2A) [1]
      Acyl-CoA synthetase medium chain 2B (ACSM2B) [1]
      Acyl-CoA synthetases (ACSs) [1]
      Acylcarnitines [1]
      acylcarnitines [1]
      Adapt [1]
      Adaptation [3]
      adaptation [2]
      Adaptation for Resilience [1]
      Adaptation strategies [1]
      Adaptive automatic multiple-case deletion (ADAP) technique [1]
      adaptive management [1]
      Adaptive rejection sampling [1]
      Adaptive response [2]
      Adaptive Software Development (ASD) [1]
      additive manufacturing (3D printing) [1]
      Adenovirus [1]
      Adenylate Cyclase [1]
      Adenylate cyclase [2]
      Adenylate cyclases [1]
      Adenylate cyclases (ACs) [1]
      Adenylyl cyclase (AC) [1]
      Adherence and compliance to safety standards [1]
      Adipic acid [2]
      Adjacent land [1]
      Adjoint operator [1]
      administration [1]
      Administrative fines [1]
      Administrative staff [1]
      Adolescent [1]
      Adolescents [3]
      adolescents [2]
      adolessensie [1]
      Adolessente [1]
      adolessente [1]
      Adopter's attitudes [1]
      Adoption [1]
      adoption [1]
      Adoption and Diffusion [1]
      Adoptions of WUE [1]
      adrenal gland [1]
      Adrenergic receptor genes [1]
      Adsorption [4]
      Adult education [1]
      Adult immersion test [1]
      Adults [1]
      advanced construction [1]
      Advanced oxidation process [1]
      Advanced oxidation processes [1]
      Advanced water treatment [1]
      Adverse outcome pathway [1]
      Aerial [1]
      Aerial thermography [1]
      AERMOD [1]
      Aerobic treatment [1]
      Aeromonas [1]
      Aeromonas sp. [1]
      AERONET [1]
      Aerosol [1]
      Aerosol character [1]
      Aerosol climatologies [1]
      Aerosol optical depth [1]
      aerosol optical depth [1]
      Aerosol optical properties [1]
      Aerosols [5]
      Aethalometer AE−31 and AE−22 [1]
      Aërosols [1]
      AF 2400 [1]
      Af-pulsinterval [1]
      Afbakeningsopname [1]
      Affect [1]
      Affective computing [1]
      Affiliate species [1]
      Affymetrix HuExST1.0 arrays [1]
      Aflatoxins [2]
      AFLP [1]
      Africa [4]
      African [2]
      African horse sickness [2]
      African Horse Sickness Virus [1]
      African horse sickness virus [1]
      African horsesickness virus [2]
      African indigenous vegetables [1]
      African indigenous worldview [1]
      African paediatric cohort [1]
      African Penguin [1]
      African renaissance [1]
      African savanna [1]
      African weaver ant [1]
      Africans [1]
      Afrika [1]
      Afrika spin-mier [1]
      Afrikaan [1]
      Afrikaans arts festivals [1]
      Afrikaner Caucasian [1]
      Afrixalus [1]
      Afrixalus knysnae [1]
      Afro-alpine zone [1]
      Afstandswaarneming [1]
      Afvalbestuur [2]
      Afvalbestuurstrategie [1]
      Afvalverwyderingsdiens [1]
      Afvalwaterbehandelingswerke [1]
      Age determination [1]
      age-related decline [1]
      Ageing [1]
      Agenda 21 [1]
      Agglomerasie [1]
      Agglomeration [1]
      Aggregation pheromone [1]
      Aggressivity [1]
      Aggressiwiteit [1]
      Agile [2]
      Agile development approach [1]
      Agile Project Management Methodology (APMM) [1]
      Agile SDM [1]
      Agile system development methodology (ASDM) [2]
      agile systems development methodologies [1]
      Aglyptodactylus [1]
      AGN [1]
      Agri-village [1]
      AgriBEE [1]
      Agricultural [1]
      agricultural adaptation strategies [1]
      Agricultural disturbance gradient [1]
      Agricultural environmental impacts [1]
      Agricultural impacts [1]
      Agricultural Innovation [1]
      Agricultural intensification [1]
      Agricultural land & water use [1]
      Agricultural Policy [1]
      agricultural regions [1]
      Agricultural sustainability perceptions [1]
      Agricultural transformation [1]
      Agriculture [9]
      Agro-ecosystem [2]
      Agro-ecosystems [1]
      Agro-environmental issues [1]
      Agro-processing [1]
      Agroecology [1]
      Agroecosystem [1]
      Agroecosystems [1]
      Agromorphological traits [1]
      Agronomic [1]
      Agrotis segetum [1]
      AHTR [1]
      AIC [1]
      AIDS (disease) [1]
      AIM analysis [1]
      Air mass history [1]
      Air pollution [8]
      air pollution interventions [1]
      Air quality [5]
      air quality [1]
      Air Quality Act [1]
      Air quality management [1]
      Air quality offsets [1]
      air-fuel ratio [1]
      Air-Pollution [1]
      Airborne radiometric detection [1]
      Aircraft [1]
      Airshed [1]
      Aizawai [1]
      Akaike Information Criterion [1]
      Akkumulering [1]
      Aksiaal-simmetries [1]
      Aksienavorsing [1]
      Aktiveringsenergie (Ea) [1]
      Akwatiese Ecosisteme [1]
      Akwatiese ekosisteem [1]
      Akwatiese Gesondheid [1]
      Alcohol [1]
      Alcohol oxidation [2]
      Algae [4]
      Algal [1]
      algal assemblages [1]
      Algal cells [1]
      Algal groups [1]
      alge [1]
      Algebra [1]
      Algemeen-Pulsare [1]
      Algemeen-Stralingsmeganismes [1]
      Algemene afval [1]
      Alggroepe [1]
      Alicyclic [1]
      Alicyclic dendrimer ligands [1]
      Alien invasive plants [1]
      Alien or Invasive Species Regulations [1]
      Alien species [2]
      Alignment [4]
      Alignment of processes [1]
      Aliquat 336 [1]
      Alisikliese dendrimeerligande [1]
      Aliwal Shoal [1]
      Alkaline media [1]
      Alkaline water electrolysis [2]
      Alkene [2]
      Alkene metathesis [2]
      Alkoholoksidasie [1]
      Alkylation [1]
      All-or-nothing loss [1]
      Alpha-diversity [1]
      Alpine rehabilitation [1]
      Alternate species [1]
      Alternating conditional expectations [1]
      Alternative development approach [1]
      Alternative fuels [1]
      Alternative livelihoods [1]
      Alternative medicine [1]
      Alternative pattern based approach [1]
      Alternative plant-parasitic nematode control [1]
      Alternative technology [1]
      Alternatives [1]
      Aluminium [3]
      Aluminum chloride [1]
      AmaNdebele [1]
      Amaranthus spp. [1]
      Amatikulu River [1]
      Amatikulurivier [1]
      Ambient air quality [2]
      amelioration [1]
      Amendment [1]
      Amfibiese chytrid [1]
      Amieta [1]
      Amietia quecketti [2]
      Amietia vertebralis [1]
      Amietophrynus [1]
      Amietophrynus gutturalis [2]
      Amine-based extractants [1]
      Aminering [1]
      Amines [1]
      Amino acids [1]
      amino acids [1]
      aminoglycosides [1]
      Aminopropielsoliedefase-ekstraksie [1]
      Aminopropyl solid phase extraction [1]
      Ammonia borane [1]
      Ammonium Diurinate [1]
      Ammonium sulphate lick anions [1]
      Ammunisie [1]
      Ammunition [1]
      Amoeba resistant bacteria [1]
      AMPA [1]
      ampC [2]
      AmpC beta-lactamase genes [1]
      Amphibia [1]
      Amphibian [3]
      Amphibian chytrid [1]
      Amphibian declines [2]
      Amphibian disease [1]
      Amphibian ecology [1]
      Amphibian ecotoxicology [1]
      Amphibians [3]
      amphibians [1]
      Ampicillin [1]
      An integrated framework [1]
      Anabaena [1]
      Anaerobic [1]
      Anaerobic digestion [3]
      Anaerobic treatment [1]
      Anaesthesia [1]
      Analogue [1]
      Analysis [1]
      Analysis solution [1]
      Analytic function on a Banach space [1]
      Analytic hierarchy process [1]
      Analytical Element Method (AEM) [1]
      analytical tools [1]
      Anaplasma marginale [1]
      Anaplasma phagocytophilum [3]
      Anastomose [1]
      Anastomosis [1]
      Ancyrocephalidae [1]
      Androgen receptor [1]
      Anglers [1]
      Angling [1]
      Anhydrophryne ngongoniensis [1]
      Anion exchange membrane [1]
      Anions [1]
      ANN [1]
      Annealing [2]
      Annotation [1]
      Annual effective dose [1]
      Anomalous cosmic rays [1]
      Anomaly Classification [1]
      Anorganiese besoedeling [1]
      Anorganiese elemente [1]
      ANOVA [1]
      Antagonism [1]
      Antelope [1]
      Anterior pelvic tilt [1]
      Anthelmintic resistance [2]
      Anthropocene [1]
      Anthropogenic [1]
      Anthropogenic activities [4]
      Anthropogenic effects [1]
      Anthropogenic emissions [2]
      Anthropogenic factors [4]
      Anthropogenic impacts to primary aquifers [1]
      Anthropogenic risk factors [1]
      anthropometry [1]
      Anti-black aurora magnetosphere [1]
      Anti-inflammatory cytokines, [1]
      Anti-protons [1]
      Antibiosis [2]
      antibiotic growth promoters [1]
      Antibiotic residues [1]
      Antibiotic resistance [11]
      Antibiotic Resistance Genes [1]
      Antibiotic resistance genes [4]
      antibiotic resistance genes [1]
      Antibiotic resistance pattern [1]
      Antibiotic resistant bacteria (ARB) [1]
      Antibiotic Resistant Bacteria (ARBs) [1]
      Antibiotic Resistant Genes (ARGs) [1]
      Antibiotic resistant genes (ARGs) [1]
      Antibiotic-resistance [1]
      Antibiotic-resistance genes [1]
      Antibiotic-resistant bacteria (ARB) [1]
      Antibiotic-resistant genes (ARGs) [1]
      Antibiotics [3]
      Anticeptic treatment [1]
      Antidepressants [1]
      Antifungal agents [1]
      Antifungal resistance [1]
      Antifungal susceptibility tests [1]
      Antimalarial activity [1]
      Antimicrobial [2]
      Antimicrobial activity [2]
      Antimicrobial agents [1]
      Antimicrobial resistance [5]
      antimicrobial resistance [1]
      Antimicrobial skin peptides [1]
      Antimicrobial susceptibility [1]
      Antimony oxide nanoparticles [1]
      Antioxidant [2]
      Antioxidant capacity [1]
      Antioxidant therapy [1]
      Antioxidants [1]
      Antiviral state [1]
      Antixenosis [1]
      Antropogeniese faktore [1]
      antropometrie [1]
      Ants [5]
      Anura [5]
      Anuran communities [1]
      Anuran conservation [1]
      Anuran distribution [1]
      Anurans [1]
      Apartheid planning [1]
      Aphelenchoides [1]
      Aphids [1]
      Aphytophagous larvae [1]
      Apicomplexa [1]
      Aplectana [1]
      ApoPercentage [1]
      Apoptosis [2]
      apoptosis [1]
      Apparent digestibility [1]
      Apparent molar adiabatic compressibility [2]
      Apparent molar volume [2]
      Application rates [1]
      Applications [1]
      Approach driven [1]
      Approach to learning [1]
      Approach to skills transfer [1]
      Aproaerema modicella [1]
      Aquaculture [2]
      Aquatic ecosystem [1]
      Aquatic ecosystems [2]
      Aquatic ecotoxicology [1]
      aquatic environment [1]
      Aquatic food webs [1]
      Aquatic Health [1]
      Aquatic health [1]
      Aquatic macroinvertebrates [1]
      aquatic macroinvertebrates [1]
      Aquatic sediment [1]
      Aqueous ozonation [1]
      Aqueous solution [1]
      Aquifer [1]
      Arabidopsis thaliana [2]
      Arachis hypogaea [1]
      Arbitrage pricing [1]
      Arboricides [1]
      Arbuscular mycorrhiza fungi (AMF) [1]
      Arbuscular mycorrhizal fungi [2]
      Arbuscular mycorrhizal fungi (AMF) [1]
      Arbuskulêre mycorrhiza fungi (AMF) [1]
      Arcadia [1]
      Archimedean Copulas [1]
      Architect [1]
      architecture acceptance [1]
      Area [1]
      Area based planning [1]
      Arena test [1]
      ARG [1]
      Argasidae [1]
      Arid [1]
      arid [1]
      Aridity gradient [1]
      Aromatic hydrocarbons [2]
      aromatic ring condensation [1]
      aromatization [1]
      artefacts [1]
      Artemisia afra [2]
      Arterial routes [1]
      Arthropoda [1]
      Arthropods [3]
      Artificial data [1]
      Artificial diets [1]
      artificial intelligence [1]
      Artificial Intelligence Agents [1]
      Artificial mussel [1]
      Artificial mussels [1]
      Artificial neural network [1]
      Artificial neural networks [2]
      ARV [1]
      Aryl hydrocarbon receptor [1]
      Aryl hydrocarbon receptors (AhR) [1]
      Ascorbic acid [1]
      Ash [1]
      Ash Disposal Facilities [1]
      Ash disposal facility [1]
      ash fusion temperatures [1]
      Asiel-KoA-sintetase (AKS) [1]
      Asiel-KoA-sintetase mediumketting 2A (AKSM2A) [1]
      Asiel-KoA-sintetase mediumketting 2B (AKSM2B) [1]
      Aspergillus [1]
      Aspergillus spp. [1]
      Assessing [1]
      Assessment [2]
      Assessment instruments [1]
      Assessment parameters [1]
      Assets [1]
      assurance [1]
      Assured systems method [1]
      Astrobiology [1]
      Astrocyte-microglia lactate shuttle (AMLS) [1]
      Astroparticle physics [1]
      Astropause [1]
      Astrophysics [1]
      Astropouse [1]
      Astrosphere [1]
      Astrospheres [1]
      Asymmetry [1]
      Asymptotes [1]
      Asymptotics [2]
      Asynchronous [1]
      Athletes [1]
      ATLAS.ti™ [1]
      Atmospheric aerosols [2]
      Atmospheric Cherenkov γ-ray telescopes [1]
      Atmospheric circulation [1]
      Atmospheric conditions [1]
      Atmospheric deposition [1]
      Atmospheric mercury (Hg) [1]
      Atmospheric nucleation [1]
      Atmospheric scavenging [1]
      Atmospheric trace gas concentrations [1]
      Atmospheric trace gases [1]
      Attachment organs [1]
      Attapulgite [1]
      Attention control [1]
      Attenuated total reflectance infrared spectroscopy (ATR-IR) [1]
      Attitude [2]
      Attitudes [1]
      Attitudes and Perceptions [1]
      Attitudes towards mathematics [1]
      attractants [1]
      Atypical enteropathogenic E. coli O177 strain [1]
      Audio-visual technology [1]
      Audit Methodology Processes [1]
      Audit tool [1]
      Auditor-General of South Africa [1]
      Augea capensis Thunb. [1]
      Auger effect [1]
      Austroglanis sclateri [1]
      Aut-ecological indices [1]
      Authorisation [1]
      Authorisation processes [2]
      Authorisations [1]
      Authority [1]
      auto-catalyst [1]
      Autodissemination [1]
      Autoencoder [1]
      AutoGANN [1]
      Autogenous vaccines [1]
      Automated [1]
      Automated construction algorithm [1]
      Automated recorders [1]
      Automatic teller machine (ATM) [1]
      Automation [4]
      Automobile dependency [1]
      Availability of resources [1]
      Available (soluble) fraction [1]
      Avian [1]
      avian [2]
      Avian community [1]
      Avian influenza [1]
      Avian species [1]
      Aviation radiation dosimetry [1]
      Avoidance & Biomarkers [1]
      Awareness [6]
      Awareness and training programme [1]
      Axisymmetric [1]
      Ångström exponent [1]