Consulta: (autoria:"LADD, J. N.")
Registros recuperados: 31
Data/hora: 15/06/2024 17:37:47

LADD, J. N. The use of 15N in following organic matter turn over with specific reference to rotation systems. Plant Soil, v.58, p.401-411, 1981.
Biblioteca(s): Embrapa Agrobiologia.

AMATO, M.; LADD, J. N. Decomposition of 14C-labelled glucose and legume material in soils: properties influencing the accumulation of organic residue C and microbial biomass C. Soil Biol. Biochem., v.24, n.5, p.455-464, 1992.
Biblioteca(s): Embrapa Agrobiologia.

AMATO, M.; LADD, J. N. Assay for microbial biomass based on ninhydrin-reactive nitrogen in extracts of fumigated soils. Soil Biol. Biochem., v. 20, n. 1, p. 107-114, 1988.
Biblioteca(s): Embrapa Agrobiologia.

AMATO, M.; LADD, J. N. Studies of nitrogen immobilization and mineralization in calcareous soils- V. Formation and distribution of isotope-labelled biomass during decomposition of 14C- and 15N-labelled plant material. Soil Biology and Biochemistry, v.12, p.405-411, 1980.
Biblioteca(s): Embrapa Pantanal.

LADD, J. N.; AMATO, M. The fate of nitrogen from legume and fertilizer sources in soils successively cropped with wheat under field conditions. Soil Biol. Biochem., v. 18, n. 4, p. 417-425, 1986.
Biblioteca(s): Embrapa Agrobiologia.

LADD, J. N.; AMATO, M. The fate of nitrogen from legume and fertilizer sources in soils successively cropped with wheat under field conditions. Soil Biology Biochemistry, v.18, n.4, p.417-425, 1986.
Biblioteca(s): Embrapa Pantanal.

LADD, J. N.; AMATO, M. Relationships between biomass 14C and soluble organic 14C of a range of fumigated soils. Soil Biol. Biochem., v. 20, n. 1, p. 115-116, 1988.
Biblioteca(s): Embrapa Agrobiologia.

LADD, J. N.; AMATO, M. Relationships between biomass 14C and soluble organic 14C of a range of fumigated soils. Soil Biology Biochemistry, v.20, n.1, p.115-116, 1988.
Biblioteca(s): Embrapa Pantanal.

BUTLER, J. H. A.; LADD, J. N. Growth and nitrogen fixation by Medicago littoralis in pot experiments: Effect of plant density and competition from Lolium multiflorum. Soil Biol. Biochem., v. 17, n. 3, p. 355-361, 1985.
Biblioteca(s): Embrapa Agrobiologia.

PAUL, E. A.; LADD, J. N. ed. Soil biochemistry. New York: Marcel Dekker, 1981. v.5 480p. (Books in Soils and the Environment).
Biblioteca(s): Embrapa Agrobiologia; Embrapa Soja.

BUTLER, J. H. A.; LADD, J. N. Symbiotically-fixed and soil derived nitrogen in legumes grown in pots in soils with different amounts of available nitrate. Soil Biol. Biochem., v. 17, p. 47-55, 1985.
Biblioteca(s): Embrapa Agrobiologia.

JENKINSON, D. S.; LADD, J. N. Microbial biomass in soil: measurement and turnover. In: PAUL, E. A.; LADD, J. N. (Ed.). Soil biochemistry. New York: Marcel Dekker, 1981. p. 415-471.
Biblioteca(s): Embrapa Agrobiologia; Embrapa Semiárido.

LADD, J. N.; AMATO, M.; OADES, J. M. Decomposition of plant material in Australian soils. III. Residual organic and microbial biomass C and N from isotope labelled legume material and soil organic matter, decomposing under field conditions. Aust. J. Soil Res., v.23, n.4, p.603-612, 1985.
Biblioteca(s): Embrapa Agrobiologia.

LADD, J. N.; PARSONS, J. W.; AMATO, M. Studies of nitrogen immobilization and mineralization in calcareous soils. 1. Distribution of immobilized nitrogen amongst soil fractions of different particle size and density. Soil Biol. Biochem., v.9, p.309-318, 1977.
Biblioteca(s): Embrapa Agrobiologia.

LADD, J. N.; PARSONS, J. W.; AMATO, M. Studies of nitrogen immobilization and mineralization in calcareous soils. II. Mineralization of immobilized nitrogen from soil fractions of different particle size and density. Soil Biol. Biochem., v.9, n.5, p.319-325, 1977.
Biblioteca(s): Embrapa Agrobiologia.

LADD, J. N.; FOSTER, R. C.; SKJEMSTAD, J. O. Soil strucutre: carbon and nitrogen metabolism. Geoderma, v.56, p.401-434, 1993.
Biblioteca(s): Embrapa Pantanal.

LADD, J. N.; OADES, J. M.; AMATO, M. Distribution and recovery of nitrogen from legume residues decomposing in soils sown to wheat in the field. Soil Biology and Biochemistry, v. 13, p. 251-256, 1981.
Biblioteca(s): Embrapa Trigo.

LADD, J. N.; OADES, J. M.; AMATO, M. Distribution and recovery of nitrogen from legume residues decomposing in soils to wheat in the field. Soil Biol. Biochem., v. 13, p. 251-256, 1981.
Biblioteca(s): Embrapa Agrobiologia.

LADD, J. N.; OADES, J. M.; AMATO, M. Microbial biomass formed from 14C, 15N-labelled plant material decomposing in soils in the field. Soil Biol. Biochem., v.13, n.2, p.119-126, 1981.
Biblioteca(s): Embrapa Agrobiologia; Embrapa Pantanal.

VAN GESTEL, M.; LADD, J. N.; AMATO, M. Microbial biomass responses to seasonal change and imposed drying regimes at increasing depths of undisturbed topsoil profiles. Soil Biol. Biochem., v.24, n.2, p.103-111, 1992.
Biblioteca(s): Embrapa Agrobiologia.

LADD, J. N.; BUTLER, J. H. A.; AMATO, M. Nitrogen fixation by legumes and their role as sources of nitrogen for soil and crop. Biological Agriculture and Horticulture, v.3, n.2/3, p.269-286, 1986.
Biblioteca(s): Embrapa Agrobiologia; Embrapa Semiárido.

VAN VEEN, J. A.; LADD, J. N.; AMATO, M. Turnover of carbon and nitrogen through the microbial biomass in a sandy loam and a clay soil incubated with [14C(U)] glucose and[15N] (NH4)2SO4 under different moisture regimes. Soil Biol. Biochem., v. 17, n. 6, p. 747-756, 1985.
Biblioteca(s): Embrapa Agrobiologia.

VEEN, J. A. van; LADD, J. N.; AMATO, M. Turnover of carbon and nitrogen through the microbial biomass in a sandy loam and a clay soil incubated with [14C(U)] glucose and [15N](NH4)2SO4 under different moisture regimes. Soil Biology Biochemsitry, v.17, n.6, p.747-756, 1985.
Biblioteca(s): Embrapa Pantanal.

LADD, J. N.; JACKSON, R. B.; AMATO, M.; BUTLER, J. H. A. Decomposition of plant material in Australian soils. I. The effect of quantity added on decomposition on residual microbial biomass. Aust. J. Soil Res., v.21, n.4, p.563-570, 1983.
Biblioteca(s): Embrapa Agrobiologia.

AMATO, M.; JACKSON, R. B.; BUTLER, J. H. A.; LADD, J. N. Decomposition of plant material in Australian soils. II. Residual organic 14C and 15N from legume plant parts decomposing under field and laboratory conditions. Aust. J. Soil Res., v.22, n.3, p.331-342, 1984.
Biblioteca(s): Embrapa Agrobiologia.

LADD, J. N.; BRISBANE, P. G.; BUTLERY, J. H. A.; AMATO, M. Studies on soil fumigation. III. Effects on enzyme activities, bacterial numbers and extractable ninhydrin reactive compounds. Soil Biol. Biochem., v.8, p.255-260, 1976.
Biblioteca(s): Embrapa Agrobiologia.

LADD, J. N.; AMATO, M.; JACKSON, R. B.; BUTLER, J. H. Utilization by wheat crops of nitrogen from legume residues decomposing in soil in the field. Soil Biol. Biochem., v. 15, n. 3, p. 231-238, 1983.
Biblioteca(s): Embrapa Agrobiologia.

LADD, J. N.; AMATO, M.; JACKSON, R. B.; BUTLER, J. H. A. Utilization by wheat crops of nitrogen from legume residues decomposing in soils in the field. Soil Biology and Biochemistry, v. 15, n. 3, p. 231-238, 1983.
Biblioteca(s): Embrapa Trigo.

VEEN, J. A. van; LADD, J. N.; MARTIN, J. K.; AMATO, M. Turnover of carbon, nitrogen and phosphorus through the microbial biomass in soils incubated with 14C-, 15N- and 32P-labelled bacterial cells. Soil Biology & Biochemistry, v.19, n.5, p.559-565, 1987.
Biblioteca(s): Embrapa Pantanal.

AMATO, M.; LADD, J. N.; ELLINGTON, A.; FORD, G.; MAHONEU, J. E.; TAYLOR, A. C.; WALSGOTT, D. Decomposition of plant material in Australian soils. IV. Decomposition in situ of 14C- and 15N-labelled legume and wheat materials in a range of Southern Australian soils. Australian Journal of Soil Research, Victoria, v. 25, p. 95-105, 1987.
Biblioteca(s): Embrapa Agrobiologia.

AMATO, M.; LADD, J. N.; ELLINGTON, A.; FORD, G.; MAHONEY, J. E.; TAYLOR, A. C.; WALSGOTT, D. Decomposition of plant material in Australian soils. IV. Decomposition in situ of 14C- and N-labelled legume and wheat materials in a range of Southern Australian soils. Australian Journal Soil Research, v.25, n.1, p.95-105, 1987.
Biblioteca(s): Embrapa Pantanal.