摘要: <正> FAO reports that world beef trade grew from about 3 million metric tons in 1970 to more than eight million tons in 2000, and it estimates this number will top 9 million by 2010. Meanwhile, world pork trade grew from about 1.7 million metric tons, to 7.5 by 2000 and is expected to top 10 million tons by 2010. And world poultry trade began at