Agriculture

  1. Agriculture

    The cabbage’s clock

    A newly harvested plant, fruit or vegetable does not turn off — like a switch — and die, scientists report. Instead, an internal “clock” inside the fresh-picked plant continues to tick away. It responds to light and darkness, just as when it had been rooted in the soil.

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  2. Chemistry

    A plant enemy’s enemy

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  3. Agriculture

    Cool Jobs: Green Science

    In parts of the Arctic, entire forests are creeping northward. Luckily, ecologist Serge Payette is hot on their trail.

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  4. Agriculture

    Weed wars

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  5. Agriculture

    Farms sprout in cities

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  6. Agriculture

    Flush-free fertilizer

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  7. Agriculture

    Growing healthier tomato plants

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  8. Genetics

    Animal clones: Double trouble?

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  9. Agriculture

    Protecting cows—and people—from a deadly disease

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