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How to Manage Pests

Degree-days: Pink Bollworm

Use this program to run a model of pink bollworm, recommended by UC Cooperative Extension. In calculating degree-days, the program uses temperatures from the UC IPM weather database, a file you supply, or data you enter online.

Pink Bollworm

  • Lower/upper threshold: 57/91°F
  • Calculation/upper cutoff method: single sine/horizontal

Choose a crop before running this model

Crops associated with this model

Statewide IPM Program, Agriculture and Natural Resources, University of California
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For noncommercial purposes only, any Web site may link directly to this page. FOR ALL OTHER USES or more information, read Legal Notices. Unfortunately, we cannot provide individual solutions to specific pest problems. See our Home page, or in the U.S., contact your local Cooperative Extension office for assistance.

Agriculture and Natural Resources, University of California

Accessibility   web template revised: September 18, 2020 Contact webmaster.