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(2 4-DICHLOROPHENOXY)ACETIC ACID [1 record]

Record 1 2004-10-26

English

Subject field(s)
  • Chemical Elements and Compounds
  • Crop Protection
  • Agricultural Chemicals
CONT

Selective translocated spray chemicals move within the sprayed plants. They are useful as selective sprays in low-volume application and as killers of perennial weeds. Examples are 2,4-D, 2,4,5-T, MCPA, the corresponding propionic and butynic acids, amino triazole, Dalapon, and picloram.

French

Domaine(s)
  • Éléments et composés chimiques
  • Protection des végétaux
  • Agents chimiques (Agriculture)
CONT

Les désherbants hormonés ne sont pas, à proprement parler, des hormones, mais des substances de synthèse qui ont un pouvoir de télémorphose. Le premier produit utilisé en France, l'acide 2,4-dichlorophénoxyacétique (le 2,4-D), le fut sous forme de sels alcalins. Les sels aminés de cet acide se révèlent d'une utilisation plus souple.

Spanish

Campo(s) temático(s)
  • Elementos y compuestos químicos
  • Protección de las plantas
  • Agentes químicos (Agricultura)
OBS

Polvo cristalino blanco o amarillo; difícilmente soluble en agua o aceites; soluble en alcoholes. Tóxico e irritante. Tolerancia, 10 mg por metro cúbico de aire.

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