Description of Typical Soil Series of Soil Taxonomy in Henan Province

Soil series is the most basic category of soil taxonomy. Establishment and improvement of typical soil series have become the research hotspot in the field of soil taxonomy. This research introduced the establishment of soil series in Henan Province, Based on 222 typical pedons from field survey and lab analysis, they were classified into 5soil orders, 11 suborders, 21 soil groups, 37 subgroups and 187 soil series according to Retrieval System of Chinese Soil Taxonomy(the third edition) and Chinese classification standards of soil family and soil series, The establishment of soil series was briefly introduced according to the 22 typical soil series in the farmland area of Henan Province.