Segura, M., Etxaleku, N., Castillo, Á., Salazar, M., & Alvarado, A. (2005). Effect of P fertilization on the growth of Alnus acuminata plantations at Andisols of the Virilla river watershed, Costa Rica.
Chicago-tyylinen lähdeviittausSegura, Manuel, Néstor Etxaleku, Álvaro Castillo, Marlon Salazar, ja Alfredo Alvarado. Effect of P Fertilization On the Growth of Alnus Acuminata Plantations At Andisols of the Virilla River Watershed, Costa Rica. 2005.
MLA-viiteSegura, Manuel, et al. Effect of P Fertilization On the Growth of Alnus Acuminata Plantations At Andisols of the Virilla River Watershed, Costa Rica. 2005.
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