The tetranychid Tetranychus turkestani Ugarov and Nikolskii is a serious pest of many important crops around the world. Management T. by augmentative biological control using predators such as phytoseiid Amblyseius swirskii (Athias-Henriot) envisioned an environmentally safe alternative to acaricides. Foundational knowledge on – A. interactions in laboratory are necessary predict outcome releas...