Remarkably few plant and animal species dominate global agriculture and food production. Cattle, sheep, pigs and poultry make up most of the livestock sector, while wheat, maize, rice and soya account for 60 per cent of the world’s total crop output. Fewer than 30 species account for more than 95 per cent of human food needs.
为数极少的植物和动物种类在manbetx app苹果 农业和粮食生产中占据了主导地位。畜牧业主要由牛、羊、猪和禽类占主导，而小麦、玉米、水稻和大豆则占manbetx app苹果 谷物总产量的60%。不到30个物种占据了逾95%的人类食物需求。
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