Search Results - International Conference on Phosphorus and Patassium in the Tropics (1981 : Kuala Lumpur) ).

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    Some studies on determination of available phosphorus in Papua New Guinea soils / by Velayutham, K.S

    Published 1981
    “…International Conference on Phosphorus and Patassium in the Tropics (1981 : Kuala Lumpur) ).…”
    Book