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BBC
2 年
What is soil made from?
Soil is a mixture of tiny particles of rock, dead plants and animals, air and water. Different soils have different properties depending on their composition. Sandy soil is pale coloured and has ...
1 天
World Soil Day 2024: 10 easy steps to improve its health
The soil is a crucial natural resource, and caring for it is essential, especially when crop production declines. On World ...
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