Question

how crops production increased gradually

Answer 1

Answer:

Increases in crop production derive from three main sources: expansion of arable land,increases in cropping intensity (the frequency with which crops are harvested from a given area) and improvements in yield.

Answer 2

Answer:

Since 1948, U.S. agricultural productivity has more than doubled, enabling farmers to feed more people with less land and labor. Agricultural output growth is attributed to the growth in total inputs used and in technology advancement, or total factor productivity