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Abstract:

Exopolysaccharide (EPS) and sheaths isolated from a Tolypotrix tenuis were inoculated in a saline soil, in a greenhouse experiment. EPS increased soluble C by 64%, 125% and 104% and microbial activity by 273%, 81% and 49%, at at 40, 180 and 360 days after soil inoculation, respectively. Sheath addition also increased soluble C by 237% and 178% and microbial activity by 294% and 228% at 180 and 360 days, respectively. The size of aggregates stable to water increased with time for both treatments. EPS produced the highest increase in aggregates >2 000 μM (11.21 fold) at day 180 and aggregates between 500 and 1 000 μm (14.22 fold) at day 360. With sheaths, the highest increase was for aggregates between 1 000 and 2 000 μm (18.57 fold) at day 180 and >2 000 μm (18.08 fold) at day 360. Sheaths produced higher increases that EPS in the largest aggregtes in part as a consequence of a higher increase of microbial activity.

Registro:

Documento: Artículo
Título:Saline sodic soil changes by inoculation of Tolypothrix tenuis (cyanobacteria) sheaths or exopolysaccharide
Autor:De Cano, M.S.; Zaccaro, M.C.; Palma, R.M.; De Caire, G.Z.
Filiación:Universidad de Buenos Aires, Intendente Guiraldes 2620, (1428) Ciudad de Buenos Aires, Argentina
Palabras clave:Cyanobacteria; Exopolysaccharide; Sheaths; Soil stability; Tolypothrix tenuis; Tolypothrix tenuis
Año:2001
Volumen:71
Número:4
Página de inicio:282
Página de fin:283
Título revista:Indian Journal of Agricultural Sciences
Título revista abreviado:Indian J. Agric. Sci.
ISSN:00195022
CODEN:IJASA
Registro:https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_00195022_v71_n4_p282_DeCano

Referencias:

  • Alef, K., Kleiner, D., Applicability of arginine ammonification as indicator of microbial activity in different soils (1987) Biology and Fertility of Soils, 5, pp. 148-151
  • Bouyucos, G.J., Hydrometer method improved for marketing part the size analysis of soil (1962) Agronomy Journal, 54, pp. 464-465
  • De Caire, G.Z., De Cano, M.S., De Mule, M.C.Z., Palma, R.M., Colombo, K., Exopolysaccharide of Nostoc muscorum (cyanobacteria) in the aggregation of soil particles (1997) Journal of Applied Phycology, 7, pp. 1-5
  • De Cano, M.S., De Mule, M.C.Z., De Caire, G.Z., Palma, R.M., Colombo, K., Aggregation of soil particles by Nostoc muscorum Ag. (Cyanobacteria) (1997) International Journal of Experimental Botany (Phyton), 60 (1-2), pp. 33-38
  • Davidson, E.A., Galloway, L.F., Strand, M.K., Assessing available carbon: Comparison of techniques across selected forest soil (1987) Communications in Soil Science and Plant Analysis, 18, pp. 48-64
  • Grieve, I.C., Soil aggregate stability test for the geomorphologist (1979) Geomorphology Research, 25, pp. 1-28
  • Nakagawa, M., Takamura, Y., Yagi, O., Isolation and characterization of the slime from a Cyanobacterium, Microcystis aeruginosa K-3 A (1987) Agricultural Biology and Chemistry, 51 (2), pp. 329-337
  • Rogers, S.L., Burns, R.G., Changes in aggregate stability, nutrient status, indigenous microbial populations, and seedling emergence, following inoculation of soil with Nostoc muscorum (1994) Biology and Fertility of Soils, 18, pp. 209-215

Citas:

---------- APA ----------
De Cano, M.S., Zaccaro, M.C., Palma, R.M. & De Caire, G.Z. (2001) . Saline sodic soil changes by inoculation of Tolypothrix tenuis (cyanobacteria) sheaths or exopolysaccharide. Indian Journal of Agricultural Sciences, 71(4), 282-283.
Recuperado de https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_00195022_v71_n4_p282_DeCano [ ]
---------- CHICAGO ----------
De Cano, M.S., Zaccaro, M.C., Palma, R.M., De Caire, G.Z. "Saline sodic soil changes by inoculation of Tolypothrix tenuis (cyanobacteria) sheaths or exopolysaccharide" . Indian Journal of Agricultural Sciences 71, no. 4 (2001) : 282-283.
Recuperado de https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_00195022_v71_n4_p282_DeCano [ ]
---------- MLA ----------
De Cano, M.S., Zaccaro, M.C., Palma, R.M., De Caire, G.Z. "Saline sodic soil changes by inoculation of Tolypothrix tenuis (cyanobacteria) sheaths or exopolysaccharide" . Indian Journal of Agricultural Sciences, vol. 71, no. 4, 2001, pp. 282-283.
Recuperado de https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_00195022_v71_n4_p282_DeCano [ ]
---------- VANCOUVER ----------
De Cano, M.S., Zaccaro, M.C., Palma, R.M., De Caire, G.Z. Saline sodic soil changes by inoculation of Tolypothrix tenuis (cyanobacteria) sheaths or exopolysaccharide. Indian J. Agric. Sci. 2001;71(4):282-283.
Available from: https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_00195022_v71_n4_p282_DeCano [ ]