在最不发达国家，大约有70%的人口以第一产业-主要是农业为生。
In the least developed countries about 70 percent of people make a living from the primary industries, mainly agriculture.
从2004年开始第一产业为农业、林业、牧业、渔业及农林牧渔服务业。
The Primary Industry has included Farming, Forestry, Animal Husbandry, Fishery and Their Services Since 2004.
第一产业是指农业、林业、畜牧业、渔业和农林牧渔服务业。
Primary industry refers to agriculture, forestry, animal husbandry and fishery and services in support of these industries.
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