By Dr. Mercola
By Dr. Mercola
Plants need nitrogen to grow, and each year as crops are harvested, those ears of corn and apples pull nitrogen (and other nutrients) from the soil, leaving it depleted. In order to grow crops on the land again, nutrients, including nitrogen, must be added back into the soil.
Nitrogen is a bit of a conundrum because while it makes up 80 percent of the air around us, atmospheric nitrogen is unusable by plants. The form of nitrogen that plants use to grow is called nitrate, and, as Mother Jones reported, traditional agriculture techniques naturally help cycle usable …read more
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