Some studies on determination of available phosphorus in Papua New Guinea soils /
Velayutham, K.S.
Some studies on determination of available phosphorus in Papua New Guinea soils / K.S.Velayutham, K.S. Pandrilei and K.Thiagalingam. - 1981. - p. 203-210.
Photocopy from : Phosphorus and potassium in the tropics : proceedings of the International Conference in Kuala Lumpur, 17-19th August 1981.
Soils--Phosphorus content.--Papua New Guinea
Some studies on determination of available phosphorus in Papua New Guinea soils / K.S.Velayutham, K.S. Pandrilei and K.Thiagalingam. - 1981. - p. 203-210.
Photocopy from : Phosphorus and potassium in the tropics : proceedings of the International Conference in Kuala Lumpur, 17-19th August 1981.
Soils--Phosphorus content.--Papua New Guinea