Changes in soil organic matter content and quality in Amazonian mangrove forests converted to shrimp farms - Ruiz, Francisco; Ferreira, Tiago Osório; Barreto, Matheus Sampaio Carneiro; Rumpel, Cornelia; Dignac, Marie-France; Baudin, François; Otero, Xose Luis; Bernardino, Angelo Fraga (Frontiers in Soil Science, 2026)