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Biochar and Compost Partnership for Olive Trees

This video is from the article: Soil fertility and plant nutrition in an organic olive orchard after 5 years of amendment with compost, biochar or their blend https://www.nature.com/articles/s41598-024... This research paper investigates how various organic additions influence the long-term health and productivity of a Mediterranean olive orchard by comparing the impacts of biochar, compost, and a hybrid blend. The study reveals a specialized division of benefits: biochar excels at optimizing soil physical properties like water retention and aeration, while compost serves as the primary driver for microbial activity and nutrient enrichment. Although established adult trees showed little immediate change due to their slow metabolic nature, a plantlet bioassay demonstrated that a mixture of 90% compost and 10% biochar significantly accelerated growth beyond what either material achieved alone. Ultimately, the authors advocate for this compost-biochar blend as a superior, cost-effective strategy for restoring soil fertility and ensuring sustainable agricultural performance in arid environments.