Glossary

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acceptable toxicity levelsearch for term
The level of pesticide present in food or water in which a lifetime of human consumption is not likely to cause adverse health effects in humans.
active ingredientsearch for term
The specific chemical in a formulation that is responsible for killing or controlling a plant.
acute effectsearch for term
An illness that becomes apparent soon after an exposure to a pesticide occurs.
acute exposuresearch for term
A single or short-term exposure to a chemical that results in severe harm or death.
adsorbingsearch for term
To take up and hold by adsorption.
adsorptionsearch for term
The attachment of a thin layer of molecules (as of gasses, solutes, or liquids) to the surfaces of solids or liquids with which they are in contact.
adventivesearch for term
Arrived in the geographical area specified from somewhere else by any means (adjective); not native (non-indigenous) to the area in which it has arrived.
adventive biological controlsearch for term
Regulation of a pest population by a natural enemy that has arrived from elsewhere without deliberate introduction.
algae bloom (algal bloom) (bloom)search for term
When chlorophyll concentrations reach a level over 40 micrograms per liter, forming mats or clumps of algae.
alkalinesearch for term
Basic, having a pH of more than 7.
anadromoussearch for term
A fish that migrates from the sea to freshwater.
anoxiasearch for term
A hypoxia of extreme severity as to result in permanent damage.
apical meristemsearch for term
The portion of a plant, located at end of a root or shoot that is responsible for increase in length.
application ratesearch for term
Pertaining to the amount of pesticide that is applied to a known area, such as a surface acre.
aquaculturesearch for term
The cultivation of animals and plant life in a water environment. Florida is one of the national leaders in aquaculture, producing large quantities of aquatic plants, fish and animals for commercial sale. Many of the aquaculture crops in Florida are not traditional food species, but specialty items such as tropical fish and ornamental aquatic plants.
aquascapingsearch for term
The practice of using aquatic and wetland plants to landscape in and around water. It is mainly for the purpose of visual enhancement, but can also attract wildlife including waterbirds. In Florida, many retention and stormwater management ponds are aquascaped to help mitigate for lost wetland habitat. Aquascaping helps filter pollutants from runoff and safeguard water quality.
aquatic macrophytesearch for term
Aquatic plants that are large enough to be visable to the naked eye.
aquifersearch for term
A formation, group of formations, or part of a formation that contains or conducts groundwater. Especially one that supplies water for wells and springs.
atmospheric nitrogensearch for term
Nitrogen in gaseous state.
augmentative biological controlsearch for term
Release of large numbers of a biological control agent to supplement small numbers already present, in expectation of a greatly increased effect.