Fecha de publicación: 09/01/2025 Fuente: WIPO "tomato" A biostimulant is disclosed including a solid mixture of a) granules including a fungus of Trichoderma genus and at least one binding agent, and b) granules including a lignin fraction and optionally at least one carrier, as well as processes for preparing the same and uses as a plant growth and fruit production promoter in agriculture. In an additional aspect, an agro-chemical product is also disclosed including the biostimulant and agro-chemical additives.