The three sisters planting system is used as evidence that Mayan agriculture was not primitive but symbiotic, scientific, and able to sustain large populations under constrained conditions.
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Symbiosis
The three sisters planting system is used as evidence that Mayan agriculture was not primitive but symbiotic, scientific, and able to sustain large populations under constrained conditions.
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"They had something called the Mayan calendar. And it's an astonishing achievement because back then they used 365 days. So the Egyptians were actually..."
"Okay? What they would do is this. They would grow corn, bean, and squash together in a symbiotic relationship. So that they're all helping..."
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