Page 206 - Enzymes in Tropical Soils
P. 206
194 Enzymes In Tropical Soils
Siregar, U.J. and C.A. Siregar. 2010. Fitoremediasi: Prinsip dan Prakteknya dalam Restorasi
Lahan Paska Tambang di Indonesia. SEAMEO Biotrop, Bogor. (In Indonesian).
Smolders, E., K. Oorts, E. Lombi, I. Schoeters, and Y. Ma. 2012. The availability of copper in
soils historically amended with sewage sludge, manure, and compost. J. Environ.
Qual., 41:506-514.
Sparks, D.L. 1989. Kinetics of Soil Chemical Processes. Academic Press, Inc., Toronto.
Speir, T.W., R. Lee, E.A. Pansier, and A. Cairns. 1980. A comparison of sulphatase, urease,
and protease activities in planted and in fallow soils. Soil Biol. Biochem., 12:281-291.
Sposito, G. 1989. The Chemistry of Soils. Oxford Univ. Press., New York.
Sriyani, N. and A.K. Salam. 1998. Accumulation of lead and copper and growth of several
tropical weeds in a lead contaminated soil treated with lime. J. Agrotrop., 3(2):24-
28.
Stahl, R.S. and B.R. James. 1991. Zinc sorption by iron oxide-coated sand as a function of
pH. Soil Sci. Soc. Am. J., 55:1287-1290.
Stehouwer, R., R.L. Day, and K.E. MacNeal. 2006. Nutrient and trace element leaching
following mine reclamation with biosolids. J. Environ. Qual., 35:1118-1126.
Steinnes, E. 1990. Mercury. pp. 222-236. In B.J. Alloway (Ed). Heavy Metals in Soils.
Blackie, London.
Stietiya, M.H. and J.J. Wang. 2011. Effect of organic matter oxidation on the fractionation of
copper, zinc, lead, and arsenic in sewage sludge and amended soils. J. Environ.
Qual., 40:1162-1171.
Stott, D.E., W.A. Dick, and M.A. Tabatabai. 1985. Inhibition of pyrophosphatase activity in
soil by trace elements. Soil Sci., 139:112-117.
Stroo, H.F. and E.M. Jencks. 1982. Enzyme activity and respiration in mine soils. Soil Sci.
Soc. Am. J., 46:548-553.
Stuczynski, T., G. Siebielec, W.L. Daniels, G. McCarty, and R.L. Chaney. 2007. Biological
aspects of metal waste reclamation with biosolids. J. Environ. Qual., 36:1154-1162.
Studdert, G.A., H.E. Echevernia, and E.M. Casanovas. 1997. Crop-pasture rotation for
sustaining the quality and productivity of a Typic Argiudoll. Soil Sci. Soc. Am. J.,
61:1466-1472.
Stumm, W. and J.J. Morgan. 1981. Aquatic Chemistry, An Introduction Emphasizing
Chemical Equilibria in Natural Waters. 2nd ed. John Wiley & Sons, New York.
Sukkariyah, B.F., G. Evanylo, L. Zelazny, and R.L. Chaney. 2005. Cadmium, copper, nickel,
and zinc availability in a biosolids-amended Piedmont soil years after application. J.
Environ. Qual., 34:2255-2262.
Sumner, M.E., M.V. Vey, and A.D. Noble. 1991. Nutrient status and toxicity in acid soils. pp.
147-182. In B. Ulrich and M.E. Sumner (Eds.). Soil Acidity. Springler-Verlag, New
York.
Supriatin, S. Yusnaini, and A.K. Salam. 2007. Aktivitas fosfatase dalam kotoran cacing tanah
pada lahan kopi dengan beberapa sistem pengelolaan vegetasi penutup tanah. J.
Tanah Trop., 12(2):111-120. (In Indonesian).
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