I THINK CLAYEY SOIL CONTAIN HUMUS BECAUSE IN IT CLAY IS PRESENT AND WITH THE HELP CLAY AND SAND LOAMY SOIL IS FORMED WHICH IS RICH IN HUMUS . I AM NOT SURE .
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Umra answered this
true. just clayey soil has more clay than humus
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Asha Kujur answered this
True.
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Nitha Biju Kochumuttam answered this
True
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Harshita Goyal answered this
all soils contain more or less amt of humus
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Pranav Zope answered this
it is true because all the soils contain some amount of humus.