根据国际乳品联合会(IDF)的统计,1999年世界奶类产量预计可达到5.64亿吨,比1998年增长1.8%。从原料奶的种类来看,其中,牛奶产量预计为4.79亿吨,占世界奶类总产量的84%,比1998年增长1.3%。水牛奶预计为0.63亿吨,增长6%,占总产量的11.2%。而山羊和绵羊奶的比例将由总产量的3.3%增长到3.7%。从地域产量来看,欧洲的奶产量保持不变,而大洋洲则继续 According to the statistics of the International Dairy Federation (IDF), the world milk production in 1999 is expected to reach 564 million tons, a 1.8% increase over 1998. Judging from the type of raw milk, milk production is expected to be 479 million tons, accounting for 84% of the world’s total milk production, which is an increase of 1.3% from 1998. Water milk is expected to be 063 million tons, an increase of 6%, accounting for 11.2% of total production. The proportion of goats and sheep milk will increase from 3.3% of total production to 3.7%. In terms of regional production, European milk production remains unchanged while Oceania continues