World soyabeans prices climbed to a record this week, partly because farmers in the US and Asia have instead been growing corn, palm oil and other crops to supply the biofuel industry.

• 全球大豆价格上周攀升至创纪录高位，部分原因是美国和亚洲农民转种玉米、棕榈油和其它农作物，以供应生物燃料行业。