biography
| name: |
Johnson, Samuel William
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| sex:
| male
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| lived:
| (1830–1909)
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| biography:
| Agricultural chemist, born in Kingsboro, New York, USA. After studying at Yale and completing his graduate work in Germany, he returned to become a professor at Yale (1856). His own research on soils, crop rotation, soil analysis, plant nutrition, fertilizers, and food adulteration advanced scientific agriculture in the USA. He is also known as a pioneer in agricultural regulation (1850s) and he was one of the first to organize an American agricultural experiment station, establishing one in Connecticut (1875) and serving as its director (1877–99). |
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