Bags of garden fertilizer are labeled with three numbers, such as 15-4-5. These numbers indicate the percent of nitrogen, phosphorus, and potassium in the product. The remainder of the bag is filler that helps the fertilizer disperse.
Yesterday, we introduced the topic of synthetic nitrogen fertilizer. Anyone with a lawn or a garden is familiar with the product. But prior to the 1950s, it use was not the norm.
Tiny blue-green algae brought Toledo, Ohio’s municipal water system to a halt this summer. Toxic blooms left residents scrambling for bottled water to meet their drinking, cooking, and washing needs.
Writer Verlyn Klinkenborg talks about his new book, a collection of pieces from his New York Times column The Rural Life.
Post-agricultural plant community succession is being studied in permanent plots in central New Jersey.
research examining the cycling of novel allochthonous carbon, i.e. agricultural crop by-products, in Midwestern agricultural streams.
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