Effects of Fall and Winter Cover Crops on Weed Suppression in the United States: A Meta-Analysis
Fengxia Dong,
Wendy Zeng
Abstract:Cover cropping recently emerged as a promising alternative to conventional tillage and herbicide use for weed suppression in agricultural systems. We investigated their effectiveness in weed control and the varying effects of different management strategies using a meta-analysis. Our analysis studied two categories: weed biomass control and weed density control. We employed a random-effect model to analyze weed biomass to address between-study heterogeneity and found that cover crop treatments led to a signifi… Show more
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