Large-scale copper mining replaced nitrate extraction as the country's main source of wealth. Chilean agriculture remained one of the most undeveloped sectors of economy and was stagnant, despite land reforms in the 1960s and 1970s, from 1930 to 1980.
Chilean agriculture remained undeveloped and stagnant from 1930 to 1980 despite land reforms implemented in the 1960s and 1970s, while large-scale copper mining became the country's main source of wealth.