Efficacy and economics of ground cover management as a conservation biological control strategy against Tetranychus urticae in clementine mandarin orchards

► Bare soil, wild and F. arundinacea covers in citrus were compared. ► F. arundinacea as a cover can reduce T. urticae populations in citrus. ► Adoption of F. arundinacea resulted in reduced pesticide use in citrus. ► Adoption of F. arundinacea resulted in reduced management costs.