At the beginning of the 20th century it took a large team of farmers and field hands weeks to plant and harvest one crop, and it took four farmers to feed 10 people.

在二十世纪初，大批农户和帮工种植和收割一片庄稼需要花上数周时间，每四名农民养活十个人。

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Supermarkets offer more variety than ever, and there are over four times as many farmers' markets in the U.S. as there were 20 years ago.

超市的商品种类比以往任何时候都多，并且美国农贸市场的数量是二十年前的四倍多。

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Supermarkets offer more variety than ever, and there are over four times as many farmers markets in the US as there were 20 years ago.

超市提供的品种比以往任何时候都多，美国农贸市场的数量也是20年前的4倍。

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There are now forty-four farmers in that cooperative.

VOA: special.2010.08.03

The slide show has photos of four of the many farmers markets in Philadelphia.

FORBES: The Summer Bounty from Farm to City

The Millers were able to find a suitable storefront for their own business selling homemade ice pops, which began four years ago at area farmers' markets and opened at 64 Main in 2010.

WSJ: Cold Spring Adds to Mix of Shops

Monkombu Swaminathan, an agricultural scientist who worked with Mr Subramaniam, said this week that the politician had helped farmers to achieve in four years as much progress as they had managed in the preceding 4, 000 years.

ECONOMIST: Chidambaram Subramaniam