Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A white crystalline solid, C9H10Cl2N2O, used as an agricultural herbicide.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun The non-selective herbicide N'-(3,4-dichlorophenyl)-N,N-dimethyl-urea

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

[di– + ur(ea) + –on.]

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Examples

  • Conventional treatment of tanks and ponds consists of substances like diuron, sodium chloride, hydrogen peroxide, titanium dioxide, and copper, but aside from their expense any one of these can lead to a cycle of greater dependency.

    Ultrasound Makes Catfish Taste Better 2009

  • Chemical control gives excellent results: pre-emergence application of, for example, linuron or diuron with subsequent application of shielded sprays of paraquat, has proved successful.

    Chapter 11 1987

  • Regular weeding is necessary; hand-weeding is commonly practiced but nitrofen and diuron have proved to be effective in weed control without damaging the crop.

    Chapter 27 1987

  • Pre-emergence applications of 2,4-D, MCPA, monuron and diuron at the rate of 1.7 kg/ha have been recommended for weed control.

    Chapter 10 1987

  • Chemical herbicides are becoming increasingly used in the more sophisticated areas; pre-emergence herbicides include prometryn, diuron and nitrofen.

    Chapter 32 1987

  • For optimum yields yams must be kept free from weeds, at least for the first three months of growth, and the following herbicides have been used successfully: diuron 2.6 kg/ha, together with TCA at 4.4 kg/ha, and atrazine at 1. 5-2.9 kg/ha.

    Chapter 37 1987

  • The application of the pre-emergence herbicide diuron at 1.6 kg/ha has been recommended; other effective herbicides are atrazine, prometryn and ametryn.

    Chapter 31 1987

  • Simazine, diuron, and diphenamid may take even longer.

    Chapter 10 1981

  • The discovery comes as the national chemical regulator, the Australian Pesticides and Veterinary Medicines Authority APVMA, considers whether to allow the continued use of diuron.

    The Australian | News | 2011

  • WWF Australia freshwater program leader Nick Heath says DERM's study is the "smoking gun" and APVMA must ban diuron immediately.

    The Australian | News | 2011

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