In a handful of fertile soil, there are more individual organisms than the total number of human beings that have ever existed.

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The International Union of Soil Sciences (IUSS) is the global union of soil scientists. The objectives of the IUSS are to promote all branches of soil science, and to support all soil scientists across the world in the pursuit of their activities. This website provides information for IUSS members and those interested in soil science.

Commission 1.3, Soil Genesis


Prof. Emer. Dr. Kazutake Kyma, IUSS Honorary Member, and Dr. Teruo Higashi, chair of Commission 1.3: Soil Genesis, with Japanese Society of Pedology (President, Prof. K. Sakurai)


Annual Meeting and “IYS 2015 and beyond” Symposium

When & Where

March 21, 2015; Tokyo Campus, University of Tsukuba, Japan

Soil message

Annual Meeting and “IYS 2015 and beyond” Symposium were held in Tokyo Campus, University of Tsukuba. Prof Emer IUSS honorary member, K Kyuma presented about history of Japanese Soil Science and Pedology, Prof Nagatsuka about WRB and Japanese soil taxonomy, Dr Anzai about pedology and agricultural production, and Dr Hakamata about soil and culture. Many insights were obtained.