他发现农民已经从传统的农作物转向更有利可图的出口型农产品。
Already, he sees farmers switching from their traditional crops to more profitable export crops.
由于受到恶劣天气影响，农作物一再歉收，农产品价格出现大幅上涨。
Agricultural commodities prices have surged following a series of crop failures caused by bad weather.
加纳esoko是一个市场信息系统，它为多种农作物推出了商品价格指数，每天通过短信将指数发送给农户，帮助他们为自己的农产品定价。
Esoko Ghana, a market information system, has created a commodity index with prices for many different crops that it sends by daily text message to farmers to help them price their produce.
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