Social conditions 6 Employment 5 History 5 Women 4 Womyn 4 Agricultural laborers 3 Economic aspects 3 更多 ... Economic conditions 3 Foreign workers, Mexican 3 Labor unions 3 Land tenure 3 Peasants 3 Social aspects 3 Child labor 2 Economic development 2 Emigration and immigration 2 Environmental aspects 2 Indians of South America 2 Labor leaders 2 Management 2 Migrant agricultural laborers 2 Petroleum industry and trade 2 Privatization 2 Rural conditions 2 Trials, litigation, etc 2 Women foreign workers 2 Women in development 2 Women offshore assembly industry workers 2 Actions and defenses 1 Agricultural laborers, Foreign 1 少 ...