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alluvial soils (Geography Dictionary)

alluvial soils : Soils deposited through the action of moving water. These soils lack horizons and are usually highly fertile.

_ ស្វែងរកឬបកប្រែពាក្យផ្សេងទៀតនៅប្រអប់នេះ៖
ឯកសារការងារនិងរៀនគ្រប់ប្រភេទ៖​
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