As an extension of weed threshold models in which crop losses are based on weed density, an altemative model for grass weeds in cereal crops is proposed that incorporates the theoretical … However, because most weed populations generate effects that carry over to following years, an eco-nomically-defined action threshold that deals solely with impact in the current sea-son is not suited to … It can reduce reliance on herbicides and save money, especially in the long term.

Integrated weed management programs require long … Determining ets or action thresholds of weeds involves methods that can measure and predict the level of weed infestation.