KARAKTERISTIK SORPSI DAN DESORPSI FOSFAT PADA OXISOL DENGAN PENDEKATAN KINETIK



DOI: https://doi.org/10.25077/js.7.2.97-109.2010

Mimien Hariyanti *  (Jurusan Tanah Fakultas Pertanian Universitas Andalas)

(*) Corresponding Author

Abstract


The phosphorous sorption and desorption characteristics were studied in Oxisols Padang Siantah West Sumatera. The amount of P (0, 20, 40, 80, 100, 200, 400, 800 g P) was added to 1 gram soil and incubated for 0.04 days (1 hour) , 0.125 days (3 h), 0.25 days (6 h), 0.375 days (9 h), 1,3, 6, 9, 18 dan 36 days. A completely factorial design in triple replication was set up. The results of P sorption and desorption experiment showed that Oxisol had very high sorption with time until 99 from added P. P desorption maximum at the time was 3 days with sorption value 1,67 % from added P.
Keywords : Oxisol, Fe and Al oksides, P sorption, P desorption, time of reaction.
Copyright (c)


Full Text:

PDF

References


Ahmad, F. 1988. Effect of clay minerals and clay humic acid complexes on availability and fixation of phosphates. Dissertation of Doctor. University of Georgia, Athens, Georgia. 221 p.

Brady, N.C., R.R. Weil. 1999. The nature and properties of soils. Twelfth Edition Prentice Hall. Upper Saddle River, New Jersey. 07458, 881 p.

Buehler. S, A. Oberson, I.M. Rao, D.K. Fiersen, E. Frossard. 2002. Sequential phosphorus extraction of a 33P- labeled Oxisol under contrasting agricultural systems. Institute of Plant Sciences, Soil science society America Journal. 66 :868 877 (2002).

Fiantis, D. 1989. Pemberian fosfor pada beberapa family tanah Oxisol dan pengaruhnya terhadap pertumbuhan dan produksi kedelai. Skripsi, Fakultas pertanian Universitas Andalas, Padang.

Hairiah, K., M.Noordwijk., K.Giller. 2000. Pengelolaan tanah masam secara biologi. International Centre for Research in Agroforestry. Jakarta.187 hal.

Havlin, J., J.D. Beaton, S.L Tisdale, W.L Nelson. 1999. Soil fertility and fertilizer. An Introduction to Nutrient Management. Sixth Edition. Prentice Hall. Upper Saddle River, New Jersey, 499 p.

Herviyanti. 2007. Upaya pengendalian keracunan besi (Fe) dengan asam humat dan pengelolaan air untuk meningkatkan produktifitas tanah sawah bukaan baru. Disertasi Doktor. Pasca Sarjana Universitas Andalas. Padang. 176 hal.

Hyland. C, Q.Ketterings, D.Dewing, K. Stockin, K. Czymmeck, G. Albrecht, L. Geohring. 2005. Phosphorus basics- The phosphorus cycle. Department of Crop and Soil Science College of Agriculture and Life Science, Cornell University. 2 p.

K. Borling. 2003. Phosphorus sorption, accumulation, and leaching- Effects of longterm inorganic fertilization of cultivated soils. Department of Soil Science Uppasala Doctoral Thesis. Swedish University of Agricultural Sciences Uppasala. ISSN 1401-6249. ISBN 91-576-6466-8. 39 p.

Mikkuta, Christian. 2006. Controls of the phosphate sorption and desorption kinetics of organic matter goethite associations. Dissertation of Doctoral. Berlin University. 160 p.

Nuryanti, Z. 2003. Karakteristik sorpsi P pada tanah bermuatan bervariasi (Andisol, Oxisol, dan Ultisol). Skripsi S1 Fakultas Pertanian, Unand. Padang.

Pusat penelitian dan pengembangan tanah dan agroklimat. 2004. Sumber daya Lahan Indonesia dan pengelolaannya. Badan Penelitian dan Pengembangan Pertanian. Departemen Pertanian. 242 hal.

Sato, Shinjiro. 2003. Phosphorus sorption and desorption in Brazilian Ultisol- Effects of pH and organic anions on phosphorus bioavailability. A Dissertation of Doctor of Philosophy. University of Florida. 124 p.

Siradz, S.A. 2000. Mineralogy and chemistry of red soils of Indonesia : IV Phosphorus sorption characteristics of soil, kaolin, and iron oxide concentrates. Soil Science, Faculty of Agriculture, Gadjah Mada University, Yogyakarta. 23 p.

__________ 2000. Peranan lempung kaolinit dalam retensi P pada tanah-tanah masam. Jurusan Tanah. Faperta UGM. 7 hal.

Tim Pusat Penelitian Tanah dan Agroklimat. 1993. Petunjuk teknis evaluasi lahan. Proyek Pembangunan Penelitian Pertanian Nasional Badan Penelitian dan Pengembangan Pertanian. Departemen Pertanian Bogor.

White, R.E. 1981. Retention and release of phosphate by soil and soil constituents. In Soils and Agriculture. Critical Reports of applied Chemistry Edited by P.B Tinker. p 71- 100.

Yekini, B., J.A.A. Fiskell, V.E. Berkheiser dan J.I. Street. 1981. Phopsphate adsorbed and desorbed from three regional soils. Soil and Crop Sci. Soc.Florida Proc .40:50-53.


StatisticsArticle Metrics

This article has been read : 784 times
PDF file viewed/downloaded : 26 times

Copyright (c)



ISSN: 2356-0835