1.This site offers images from the tropics e.g. pictures of soil profiles: aridisol in Peru, vertisol in Kenya, alfisol in Nigeria, mollisol in Thailand, spodosol in Brazil, laterite outcrops etc.

1.该站点提供大量热带壤的剖面图，：的成、亚的变性、日利亚的淋溶、泰国的软、巴西的灰、红岩层等。