Organic inputs for soil fertility management in tropical agroecosystems: application of an organic resource databaseCheryl Palm, K.E. Giller, Catherine N. Gachengo et al.|Agriculture Ecosystems & Environment|2001Cited by 800
Digital Soil Map of the WorldPedro A. Sánchez, Gan‐Lin Zhang, Sonya Ahamed et al.|Science|2009Cited by 632
Assessing Nutritional Diversity of Cropping Systems in African VillagesRoseline Remans, Cheryl Palm|PLoS ONE|2011Cited by 182