Products labeled "organic" must contain at least 95 percent organically produced ingredients (again, not including water and salt).

凡产品上标明“有机”的，有机材料所占比例不得低于95%（同上，不包括水和食盐）；

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Mister Pollan shows that there are different levels of organically produced food. Some big farms grow organic food with methods similar to industrial farms.

波伦先生向人们展现了不同水平的有机食品。

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They found that conventionally produced crops had a higher content of nitrogen, while organically produced crops had higher phosphorous and acidity content.

他们发现，传统生产的作物有较高含量的氮，而有机作物有较高的磷和酸度。

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One is literal: the price of organically produced food is higher than that from more intensive farms, and is likely to remain so.

ECONOMIST: They’re burning animals again | The

To take a small example, many quite sensible people buy organically produced meat, not because they believe in all the principles of the organic movement, or even because they think it tastes significantly better or is always more healthy, but just because they feel queasy about factory farming.

ECONOMIST: Science