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Characteristics of humic substances in paddy soils

, : Characteristics of humic substances in paddy soils. Pedosphere 1(3): 229-239

The composition of humus and the characteristics of humic acid in seven paddy soils were compared with those of upland soils. The HA:FA ratio of the humus of a paddy soil was generally higher than that of adjacent upland soil derived from the same parent material.


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