だいいちさんぎょう 第一次産業
1. primary industry
Wikipedia definition
2. Primary sector of the economyThe primary sector of the economy is the sector of an economy making direct use of natural resources. This includes agriculture, forestry and fishing, mining, and extraction of oil and gas. This is contrasted with the secondary sector, producing manufactured and other processed goods, and the tertiary sector, producing services. The primary sector is usually most important in less developed countries, and typically less important in industrial countries.
Read “Primary sector of the economy” on English Wikipedia
Read “第一次産業” on Japanese Wikipedia
Read “Primary sector of the economy” on DBpedia


to talk about this word.