Browsing Natural and Agricultural Sciences by Subject

Now showing items 1-639 of 639

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 [1]
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]
Accretion bursts [1]
Accumulation [4]
Accuracy of predictions [1]
ACDM model [1]
Achievement [1]
Acid fertilizers [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]
ACSM2 activity screening [1]
ACSM2A [1]
ACSM2B [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 [2]
Active galactic nuclei [1]
Active galaxies [1]
Active risk [1]
Active sampling [1]
Activity [4]
Activity concentration [2]
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 [4]
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 [2]
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]
Adverse outcome pathways [1]
Aerial [1]
Aerial thermography [1]
AERMOD [2]
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]
Aerosol-cloud interactions [1]
Aerosols [7]
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]
Affinofile [1]
Affymetrix HuExST1.0 arrays [1]
Aflatoxin [1]
Aflatoxins [2]
AFLP [1]
Africa [5]
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 leopard [1]
African paediatric cohort [1]
African Penguin [1]
African renaissance [1]
African savanna [1]
African vegetables [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]
Agalega [1]
Age determination [1]
Age structure [1]
age-related decline [1]
Aged people [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-Park [2]
Agri-village [1]
AgriBEE [1]
Agricultural [1]
agricultural adaptation strategies [1]
Agricultural cooperatives [1]
Agricultural disturbance gradient [1]
Agricultural environmental impacts [1]
Agricultural impacts [1]
Agricultural Innovation [1]
Agricultural Innovation Systems [1]
Agricultural intensification [1]
Agricultural land & water use [1]
Agricultural marketing [1]
Agricultural Policy [1]
agricultural regions [1]
Agricultural sustainability perceptions [1]
Agricultural transformation [1]
Agricultural water use guidelines [1]
Agriculture [10]
Agro-ecosystem [2]
Agro-ecosystems [1]
Agro-environmental issues [1]
Agro-food system crop enhancement [1]
Agro-industrial waste [1]
Agro-processing [1]
Agroecology [1]
Agroecosystem [1]
Agroecosystems [1]
Agromorphological traits [1]
Agronomic [2]
Agrotis segetum [1]
AHTR [1]
AIC [1]
AIDS (disease) [1]
AIM analysis [1]
Air mass history [1]
Air pollution [10]
air pollution interventions [1]
Air quality [6]
air quality [1]
Air Quality Act [1]
Air quality management [1]
Air quality management plan (AQMP) [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 (phytoplankton) blooms [1]
algal assemblages [1]
Algal cells [1]
Algal colonies [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 phosphatase [1]
Alkaline water electrolysis [2]
Alkene [2]
Alkene metathesis [2]
Alkire-Foster [1]
Alkoholoksidasie [1]
Alkylation [1]
All-or-nothing loss [1]
Alpha spectrometry [1]
Alpha-diversity [1]
Alpine rehabilitation [1]
Alternate species [1]
Alternating conditional expectations [1]
Alternative control methods [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 [2]
Aluminium [3]
Aluminium leaching [1]
Aluminum chloride [1]
AmaNdebele [2]
Amaranthus [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 spp. [1]
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 [5]
amphibians [1]
Ampicillin [1]
Amplicon sequencing [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 and numerical analysis [1]
Analytical Element Method (AEM) [1]
analytical tools [1]
Anaplasma marginale [1]
Anaplasma phagocytophilum [3]
Anastomose [1]
Anastomosis [1]
Anchovy [1]
Ancyrocephalidae [1]
Androgen receptor [1]
Anglers [1]
Angling [1]
Anhydrophryne ngongoniensis [1]
Anion exchange membrane [1]
Anions [1]
Anisotropic synchrotron photon [1]
ANN [1]
Annealing [2]
Annotation [1]
Annual effective dose [3]
Anomalous cosmic rays [1]
Anomaly Classification [1]
Anomaly detection [1]
Anorganiese besoedeling [1]
Anorganiese elemente [1]
ANOVA [2]
Antagonism [1]
Antelope [1]
Anterior pelvic tilt [1]
Anthelmintic resistance [2]
Anthephora pubescens [1]
Anthropocene [1]
Anthropogenic [1]
Anthropogenic activities [5]
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-emetic [1]
Anti-inflammatory cytokines, [1]
Anti-nutritional factors [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 [2]
Antibiotic-resistance genes [1]
Antibiotic-resistant bacteria (ARB) [1]
Antibiotic-resistant genes (ARGs) [1]
Antibiotics [3]
Anticeptic treatment [1]
Antidepressants [2]
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 [2]
Antiviral state [1]
Antixenosis [1]
Antropogeniese faktore [1]
antropometrie [1]
Ants [5]
Anura [6]
Anuran communities [1]
Anuran conservation [1]
Anuran distribution [1]
Anurans [1]
AOD [1]
AOD-cloud fraction [1]
AOD-LWP [1]
Apartheid planning [1]
Aphelenchoides [1]
Aphids [1]
Aphytophagous larvae [1]
Apicomplexa [1]
Aplectana [1]
ApoPercentage [1]
Apoptosis [2]
apoptosis [1]
Apparent Density [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 biodiversity [1]
Aquatic community structures [1]
Aquatic ecosystem [1]
Aquatic ecosystems [2]
Aquatic ecotoxicology [1]
aquatic environment [1]
Aquatic food webs [2]
Aquatic Health [1]
Aquatic health [1]
Aquatic invertebrates [1]
Aquatic life [1]
Aquatic macroinvertebrates [2]
aquatic macroinvertebrates [1]
Aquatic sediment [1]
Aqueous ozonation [1]
Aqueous solution [1]
Aquifer [1]
Arabidopsis thaliana [2]
Arachis hypogaea [2]
Arbitrage pricing [1]
Arboricides [1]
Arbuscular mycorrhiza fungi (AMF) [1]
Arbuscular mycorrhizal fungi [2]
Arbuscular mycorrhizal fungi (AMF) [1]
Arbuskulêre mycorrhiza fungi (AMF) [1]
ARC-OVR tsetse colony [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]
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]
Asset-based assessment [1]
Assets [2]
Associated extracellular substances [1]
Assumptions [1]
assurance [1]
Assured systems method [1]
Asteraceae [2]
Astrobiology [1]
Astrocyte-microglia lactate shuttle (AMLS) [1]
Astroparticle physics [1]
Astropause [1]
Astrophysics [1]
Astropouse [1]
Astrosphere [1]
Astrospheres [2]
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]
Atomicoxygen [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]
Autoclaving [1]
Autodissemination [1]
Autoencoder [1]
Autoencoders [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 [7]
Awareness and training programme [1]
Axisymmetric [1]
Ångström exponent [1]
Aﬃne subgroup [1]