农作物和商品

意见|200年历史的农场可以从经济作物到古代谷物吗?

The Smiths have been growing corn and soybeans for nearly 200 years. With prices continuing to fall in 2015, they tried growing teff, an ancient grain from Ethiopia. After years of investment, learning and tweaking, they’re beginning to see some traction with their product - Teffola
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