| 1. | Brick-hard soil is not good for your lawn or for water conservation.
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| 2. | The plateau is generally unsuited to commercial crops due to its hard soils.
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| 3. | In fact, the desert's sparse plant cover and the hard soil encourage runoff.
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| 4. | Is feminism taking root in the hard soil of Mexican culture?
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| 5. | Digging the nests is often difficult in hard soil.
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| 6. | In the process they will quickly break down the hard soil below into loose, crumbly humus.
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| 7. | The hard soil makes it possible to move aircraft around without having to pave the storage areas.
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| 8. | Quoting an Irish proverb, Bush said continued peacemaking will be difficult _ like planting in hard soil.
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| 9. | As a gardening or excavation tool, it is effective for digging holes in root-bound or hard soil.
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| 10. | The naked mole rat burrows in hard soil for safety and to find the tubers it eats.
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