Preemergent herbicide
Revision as of 13:03, 14 June 2007 by Kdanneberger (talk | contribs)
1. A herbicide that is applied to turf to control germinating weed seeds; a herbicide that kills plants as they germinate. See also postemergent herbicide, herbicide, nonselective herbicide, and selective herbicide.
The spraying of a preemergent herbicide to control weed development.
Source: http://www.ocagcomm.com
Some preemergent herbicides are used to keep weeds from taking over a lawn.
Source: http://homeharvest.com