NASA - Landsat Satellites Find the 'Sweet Spot' for Crops

NASA - Landsat Satellites Find the 'Sweet Spot' for Crops

Farmer Gary Wagner walks into his field where the summer leaves on the sugar beet plants are a rich emerald hue -- not necessarily a good color when it comes to sugar beets, either for the environment or the farmer. That hue tells Wagner that he's leaving money in the field in unused nitrogen fertilizer, which if left in the soil can act as a pollutant when washed into waterways, and in unproduced sugar, the ultimate product from his beets.

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