herbicide


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herbicide

 [her´bĭ-sīd]
an agent that is destructive to weeds or causes an alteration in their normal growth.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

herb·i·cide

(ĕr'bi-sīd)
Any chemical compound designed to kill plants. Herbicides have been used in military operations for deforestation, but the U.S. military excludes herbicides from being classified as chemical-warfare agents.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

herbicide

any chemical that kills plants. Herbicides can be highly selective. For example, 2,4-D only kills DICOTYLEDONS (broad-leaved plants), leaving MONOCOTYLEDONS unharmed.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005
References in periodicals archive ?
Several countries in the world have joined the call to ban the use of these herbicides following a wave of lawsuits against Monsanto and parent company Bayer by those diagnosed with cancer after using Roundup in America.
Importantly, winter hardy cover crops also reduced horseweed size inequality - meaning fewer large horseweed plants were found at the time of herbicide application.
The combination of diclosulam with bentazon or with two sequential glyphosate applications in E1 resulted in lower plant heights than the other combinations of diclosulam with post-emergence herbicides. The application of sulfentrazone combined with glyphosate resulted in plants with heights 18 cm lower than those in the treatment with no pre-emergence herbicide application.
The farmers would get maximum benefits by applying herbicides at pre-emergence and post emergence periods of weeds adopting the cropping system-based weed management methods both in dry-land farming and wet-land farming of crops.
'In the case of illegal imports of agricultural herbicides, the provincial agriculture departments together with the inspection department will act swiftly to crack down on the matter and ensure farmers were not impacted,' the announcement had read.
According to the company, the Tough 5EC (Pyridate) is a selective herbicide for post-emergence control or suppression of actively growing annual broadleaf weeds in mint.
The training, facilitated by Godwin Atser, Communication and Knowledge Exchange Expert, covered areas such as Land Preparation and Best Agronomic Practices, Types of Weeds, Types of Herbicides, Herbicides Application and Calibration, and Safe Use of Herbicides.
For responses that did not produce a significant herbicide by insecticide seed treatment interaction, seed treatment main effects were evaluated.
Conflicts over the use of herbicides to control roadside weeds have been as much a part of Lane County's landscape as Himalayan blackberry vines, and just as thorny.
These facilitate or enhance the emulsifying, dispersing, spreading, sticking or wetting properties of the herbicide tank mix.
"Herbicide Booster succeeds when other products fall short," said Jared McGlothlin, Royal-Grow representative.