thripicide

English

Alternative forms

• thripsicide

Etymology

From thrip +‎ -icide.

Noun

thripicide (plural thripicides)

1. A substance that kills thrips.
   • 1921, California Citrograph, page 180:

     The importance of the thrip has led to my arranging with Prof. Quayle and the Walnut Growers Association Spray Company to conduct demonstrations in the use of certain dust sprays believed to be effective thripicides, and less expensive than lime-sulphur.

   • 1925, Bulletin, Sunkist Growers. Pest Control Dept, page 22:

     Oil sprays uncombined with lime sulfur appear to have little value as thripicides.

   • 1941 September, R[obert] H[ale] Nelson, C[arroll] C[layton] Cassil, “Method of Treatment”, in Adsorption of Mercuric Chloride from Solution by Gladiolus Corms (Circular; No. 610), Washington, D.C.: United States Department of Agriculture, section “Twelve-Hour Tests”, page 4:

     All recommendations known to the authors for the use of this material as a thripicide specify solutions of or near 1 to 1,000.

   • 1982, Recent Advances in Knowledge of the Phytoseiidae: Proceedings of a Formal Conference of the Acarology Society of America Held at the Entomological Society of America Meeting, San Diego, December 1981, page 10, column 2:

     This pest management strategy may be accomplished through: 1) applying thripicide(s) only when thresholds are reached;