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Perennial agriculture involves cultivating crop species that live for more than two years without needing to be replanted annually. This method typically requires less tilling and can reduce the need for labor and pesticides, contributing to improved soil health. Perennial crops are adapted to local conditions and can be considered a form of sustainable agriculture.

Historically, humans have cultivated perennial fruiting crops for thousands of years, benefiting from their lower labor requirements and long-term food production. The concept of widespread perennial agriculture gained traction in the early 20th century as a way to combat environmental issues like soil erosion. Perennial crops offer environmental advantages, including reduced soil erosion due to extensive root systems and less tilling. They also tend to compete better with weeds and require fewer pesticide applications. Research continues to explore the potential of perennial grains, aided by advancements in plant genetics.

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