Threshold levels are based on field observations and local experience. These thresholds are usually expressed as the number of pests, their growth stages, or the extent of damage that …

Jun 12, 2025 · Threshold concepts are critical in weed science as they help farmers and agronomists determine when weed control measures are necessary. The concept of …

This information forms the basis of thresholds that trigger pest management interventions such as the release of beneficials. Over the long term, this data can be used to assess the …

It can reduce reliance on herbicides and save money, especially in the long term. It increases the chances of successful control or eradication. Integrated weed management programs require …

Chemical: Used correctly, herbicides can be a very effective tool to control weed infestations. It is important to select the most appropriate chemical for your circumstances. Selective herbicides …

Furthermore, they argued that reducing weed infestations to well below such threshold levels is likely to represent a poor use of resources (Adair and Groves 1998).

Some of these thresholds can be applied to weed science for managing weeds in crops. Determining ETs or action thresholds of weeds involves methods that can measure and …