檢索結果 - Olguera, Dernie T.

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    Physico-chemical characteristics of soils under cacao production system in Davao de Oro, Philippines134 由 Villason, Nelvin A.

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    Characteristics and nutrient status of two degraded upland soils in Samar, Philippines 由 Asio, Victor B.

    發表在 Annals of Tropical Research (2015)
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