Vaporization

The evaporation of the active ingredient in a pesticide during or after application. Related Images:

Synthetic pesticide

Chemically formulated pesticide, mainly from inorganic sources. Related Images:

Systemic

Spreading internally throughout the plant. Related Images:

Selective pesticide

A pesticide that kills only certain kinds of plants or animals; for example, 2,4-D kills broadleaf lawn weeds but leaves grass largely unharmed. Related Images:

Nematicide

A material that kills or protects against nematodes. Related Images:

Insecticide

A chemical used to control, repel, suppress, or kill insects. Related Images: