Não informado. (1913). Journal of the American Society of Agronomy. American Society of Agronomy.
Cita Chicago Style (17a ed.)Não informado. Journal of the American Society of Agronomy. Washington: American Society of Agronomy, 1913.
Cita MLA (8a ed.)Não informado. Journal of the American Society of Agronomy. American Society of Agronomy, 1913.
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