Building an 8-by-4-foot raised bed and filling it with compost and soil will run about $80, Mr. Wolford figures.

根据沃芙德的计算，垫高一块8x4平方英尺的地，并用混合肥料和土壤填好，这要花大约80美元。

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Let's say you live in Chicago.The city has a heavy clay soil, so many residents opt for raised vegetable beds, says Ron Wolford, who works at the University of Illinois Extension.

伊利诺伊大学的沃芙德(Ron Wolford)说，要是住在芝加哥的话，那里土壤中的黏土比例很高，所以很多居民选择垫高土地。

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Last summer, Mr. Wolford tipped authorities to look for Ms. Berry's remains in a Cleveland lot.

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Last summer, Wolford tipped authorities to look for Berry's remains in a Cleveland lot.

NPR: 3 Missing Women Found In Ohio, 3 Brothers Arrested

Philip Wolford said it wasn't until after the incident that he learned journalists were in the hotel.

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