Tomato (Solanum lycopersicum L.) is an economically important horticultural crop whose productivity is frequently constrained by soil-borne pathogens and declining soil fertility. Trichoderma harzianum is a beneficial fungus that acts as both a biofertilizer and a biological control agent by enhancing nutrient availability and promoting plant growth. Although numerous studies have reported the positive effects of Trichoderma harzianum on tomato cultivation, information regarding its propagation on cassava peel and the influence of different application methods remains limited. Therefore, this study aimed to evaluate the growth-promoting effect of cassava peel-based Trichoderma......

Keywords: Trichoderma harzianum, Biofertilizer, Cassava Peel, Tomato Growth, Application Method.