Pyrethroids waa cayayaanka kiimikada synthetic ee u dhaqma si la mid ah pyrethrins,kuwaas oo ka soo jeeda ubaxa chrysanthemum.

Pyrethroids ayaa si weyn loogu isticmaalaa xakamaynta cayayaanka kala duwan, oo caadi ahaan loo isticmaalo barnaamijyada xakamaynta kaneecada si loo dilo kaneecada qaangaarka ah.

Permethrin waxay caadi ahaan u codsatay cayayaan gudaha iyo dibaddaba la deggan yahay iyo buufiyo, dharka la daweeyay, badeecooyinka boodada ee eeyaha, daawaynta dhogorta, wax soo saarka beeraha iyo xoolaha, iyo wax soo saarka kaneecada.Permethrin waa kaneecada ugu badan ee la isticmaalo.

• Qiimaha Permethrin
• Codsiga:
• (1) Duqsigu dadka waaweyn: Codso 10% Permethrin EC, ku buufinaya 0.01-0.03ml halkii m³.
• (2) Kaneecada qaangaarka ah: Codso 10% Permethrin EC, ku buufinta 0.01-0.03ml halkii m³.Dirxiga kaneecada: Isku qas 1ml iyo 1L 10% Permethrin EC iyo 1L oo biyo ah, ku buufinta barkada meesha ay kaneecada yar yar ku dhasho.
• (3) Baranbar: Codso 10% Permethrin EC, ku buufinaya 0.05 ml halkii m³.
• (4) Termites : Codso 10% Permethrin EC , ku qas 1ml biyo 1L, ku buufinta kaynta.

D-phenothrin waxay si caadi ah u codsatay in lagu xakameeyo kaneecada qaangaarka ah iyo cayayaanka kale ee dhibka leh gudaha iyo dibadda deyrarka la dego iyo meelaha madadaalada dadweynaha.Goobaha la isticmaalo waxaa ka mid ah gudaha iyo hareeraha guryaha la dego/guriga, dhismayaasha ganacsiga iyo warshadaha, baabuurta gaadiidka, meelaha madadaalada, meelaha xoolaha, daawaynta tooska ah ee xoolaha (eyyada).

• Mudnaanta D-phenothrin: Aan sun ahayn, heerka dilka sare, spectrum ballaaran, badbaado u ah aadanaha iyo xayawaanka.
• Codsiga:
• (1) Duqsigu dadka waaweyn: Codso 5% dareeraha Aerosol, ku buufinaya 5-10g halkii m³.
• (2) Kaneecada qaangaarka ah: Codso 5% dareeraha Aerosol, ku buufinta 2-5 g halkii m³.
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