Scientists classify soil based on factors such as mineral content, texture, drainage capacity, and fertility. Globally, the 7 most common types of soil form the basis of farming and ecosystem balance: ...
Originally published in vyp. 6 of Izvestiia Geograficheskogo instituta in Leningrad (romanized form) TENTATIVE CLASSIFICATION OF SOILFORMING PROCESSES AS RELATED TO SOIL GENESIS OPYT KLASSIFIKATSII ...
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