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Biological control and integrated weed management often involve specialized terms and concepts that may be unfamiliar to new practitioners. Clear, plain language definitions are provided in this glossary to help you better understand key ideas, processes, and vocabulary as you explore this website. Glossary terms also appear throughout the site as highlighted words. When you see one of these terms, simply hover over or click it to view a quick definition without leaving the page.
- abdomen
- abiotic
- achene
- adventive
- aeciospore
- aerenchyma
- aestivate
- aestivation
- allelopathic
- allelopathy
- alternate
- anal plate
- annual species
- antenna
- antennae
- anther
- apical bud
- apical dominance
- apomict
- apterous
- arthropod
- aspirator
- augmentative biocontrol
- awn
- axil
- axillary bud
- back-crossing
- banner
- basal
- basidiospore
- beetle
- biennial
- biocontrol agent
- bioherbicide
- biological control
- biological control agent
- biotype
- bolting
- bract
- broadcast application
- bulbil
- bulblet
- capitula
- capsule
- caterpillar
- centrifugal method
- centrifugal phylogenetic approach
- chemical control
- choice test
- chrysalis
- classical biocontrol
- classical biological control
- clone
- cocoon
- cold stratification
- community
- competition
- complete metamorphosis
- compound eyes
- compound leaf
- conidia
- conservation biocontrol
- conservation biological control
- coordinates
- corm
- cormel
- cover
- crown
- cultural biocontrol
- cultural biological control
- cultural control
- cuticle
- cyanthium
- cyme
- deciduous
- defoliation
- defoliator
- dehisce
- density
- diapause
- dicot
- dioecious
- dispersal
- dissemination
- dormancy
- dorsal surface
- dripline
- elliptical
- elytra
- emergence
- enemy release hypothesis
- epidermis
- eradicate
- erect
- evergreen
- exoskeleton
- exotic
- exuvia
- fibrous root system
- filament
- flocculence
- floret
- flower beetles
- flower head
- forb
- fragmentation
- frass
- gall
- generalist
- genotype
- genus
- glandular
- glume
- GPS
- growing degree-day
- grub
- gynodioecious plant
- habit
- haplotype
- head
- head capsule
- herbaceous
- herbicide
- herbivory
- hermaphrodite
- homogenous
- host
- host race
- host range
- host specificity
- hybrid
- hyperaccumulator
- hypericin
- incomplete metamorphosis
- inflorescence
- inoculate
- insect
- insectary
- instar
- integrated pest management
- interspecific
- invasive
- invasive species treadmill
- invertebrate
- involucre
- lag phase
- lamina
- larva
- larvae
- lateral root
- layering
- leaflet
- leaky dioecy
- legume
- lenticels
- lerp
- ligule
- litter
- lobed
- macropterous
- maggot
- marbled
- margin
- mass rearing
- mechanical control
- membranous
- metabolic sink
- metamorphosis
- mitochondrian DNA
- molting
- monocot
- monoculture
- monoecious
- monophagous
- morphological
- morphotype
- mycelium
- mycoherbicide
- native
- natural enemies
- nectar
- no-choice test
- node
- nontarget effect
- Nosema
- noxious weed
- nursery site
- nymph
- obovate
- ocrea
- oligophagous
- opposite
- outcrossing
- ovary
- ovate
- oviposit
- oviposition scars
- ovipositor
- pappus
- parasitoid
- parenchyma
- pathogen
- perennial
- petiole
- phenology
- photoperiod
- photosynthesis
- phylogenetic
- physical control
- physiological host range
- phytophagous insect
- pistil
- plant cover
- polyphagous
- post-emergent herbicide
- pre-emergent herbicide
- proleg
- propagule
- prostrate
- pupa
- pupae
- puparium
- pycniospore
- quadrat
- qualitative
- quantitative
- raceme
- rachis
- radicle
- ramet
- random sample
- receptacle
- recurved
- regulated invasive plant
- rhizome
- root crown
- rosette
- samara
- scarification
- scours
- seed bank
- seed head
- selective
- semi-gall
- senescence
- sepals
- serrated
- sheath
- shrub
- single neucleotide polymorphism
- snout
- spadix
- spathe
- specialist
- species
- spiked flowers
- spillover feeding
- spine
- spore
- sporeling
- sporocarp
- spot application
- stalk
- stamen
- stipule
- stolon
- subshrub
- subspecies
- succulent
- surfactant
- sympatric
- synchrony
- taxon
- taxonomy
- teliospores
- terminal
- thorax
- toothed
- transect
- tree
- trichome
- turion
- tussock
- umbel
- urediniospore
- variegated
- vascular
- vegetatively
- vegetative reproduction
- ventral surface
- viability
- voucher specimen
- weed
- weevil
- whorled
- winged
- winter annual

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