Cadisch, G.; Rowe, E.; Van Noordwijk, M. Nutrient harvesting - tree root safety-net. Agroforestry Forum (1997) 8 (2) 31-33.
Nutrient harvesting - the tree-root safety net
Department for International Development
Climate and Environment
van Noordwijk, M.
Don’t include personal or financial information like your National Insurance number or credit card details.