What makes the soil in tropical rainforests so rich?

By A Mystery Man Writer

Healthy soils are life-giving black gold

Solved Lake Fish Creek .B 800- ROCK Mountain xo -1500 900

Tropical rainforest biomes (article)

Why is rainforest topsoil so fertile for rainforests yet so

Why is rainforest topsoil so fertile for rainforests yet so

Tropical rainforests are viewed as rich in biomass productivity

Tropical Rainforest Guide: How Rainforests Work

Human Impacts - Tropical Rainforest Biome

Why do the areas in the tropical rainforest have a high rainfall

Why do rainforests soil lack nutrients? - Quora