lesson
The Third Agricultural Revolution and the Green Revolution
Trace the mid-20th-century development of high-yielding crop varieties, synthetic fertilizers, and advanced irrigation.

Trace the mid-20th-century development of high-yielding crop varieties, synthetic fertilizers, and advanced irrigation.
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9th Grade · Social Studies · US-OK-SS
7 lessons
Examine the origin and diffusion of plant and animal domestication, the Second Agricultural Revolution, and the Green Revolution.