Fecha de publicación: -- Fuente: WIPO "tomato" Provided herein is a solid soil additive comprising at least the following components: at least one superabsorbent polymer (SAP) with a weight proportion between 33% and 70%; at least one organic carrier with a weight proportion between 45% and 65%; and wherein the polymer and the carrier are physically bonded. Also provided herein are methods for making and using the solid soil additive.