University of Arizona extension experts say covering plants and small trees with cloth or paper can help prevent frost damage.

VOA: special.2010.01.12

These services can prevent unnecessary exposure of paper documents that contain sensitive information.

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Mr Dewar is sage enough to know that as well, which is why he was happy privately to reassure Mr Salmond that there would be nothing in the white paper to prevent the Scottish parliament from, say, holding a referendum on independence if it wanted.

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And that, a blank piece of paper, is not going to prevent middle-class tax rates from going up.

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