Which outcome occurs when pre-Columbian chinampa farmers over-cultivate maize monocultures?

💡 Explanation

When maize monoculture occurs on chinampas, phosphorus depletion occurs because maize utilizes considerable phosphorus from the soil but without crop rotation, this phosphorus is not replenished, leading to its rapid exhaustion. Therefore soil phosphorus depletes severely, rather than increasing nitrogen, enhancing resilience, or decreasing salinity, which all require different agricultural interventions.

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