The objective of this trial was to evaluate the efficacy of Tavan products in the phytosanitary control of diseases in the avocado crop, specifically in the control of Lasiodiplodia theobromaea fungus that causes avocado dieback. Through this study, the influence of Tavan biotechnology on the improvement of crop health and fruit quality at harvest was determined. The trial was carried out at the Panamericana farm, located in Chincha, Ica, Peru, in order to provide data on the effectiveness of this phytosanitary control program.