Glossary

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labelingsearch for term
The pesticide label and all associated materials, including supplemental labels, special local needs registration information, and manufacturer’s information. The label is a legal document.
LD50search for term
Dose lethal to 50% of a test population (typically used for lab rats receiving the herbicide orally or in other ways).
lethal plant dosesearch for term
The amount of herbicidal actvie ingredient that is required to kill a plant.
ligninssearch for term
Substances related to cellulose that occur in the woody cell walls of plants and in the cementing material between them.
limnologistsearch for term
A Scientist that studies lakes and other freshwater bodies including their physical, chemical, and biological characteristics.
littoral zonesearch for term
The zone of water closest to the shore where light reaches all the way to the bottom.