SALINE SOILS OF RUSSIA (IDENTIFICATION, GEOGRAPHY, AND AREAS)

The system used in Russia to identify soil salinization based on depth , the bedding of the upper boundary of the salt horizon, the compositi on of the salts, and the extent of salinization is discussed. The need to revise the series of concepts concerning identification of saline soils is demonstrated in conjunction with their inventory in the Land Cadastre of Russia. The geography and diversity of saline soils in Rus sia are shown. Information is presented on areas occupied by saline so ils within agricultural lands with regard to oblasts and economic dist ricts of Russia.