Bacterial incorporation of tritiated thymidine and populations of bacteriophagous fauna in the rhizosphere of wheat

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Standard

Bacterial incorporation of tritiated thymidine and populations of bacteriophagous fauna in the rhizosphere of wheat. / Christensen, Henrik; Griffiths, Bryan; Christensen, Søren.

I: Soil Biology & Biochemistry, Bind 24, Nr. 7, 1992, s. 703-709.

Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt

Harvard

Christensen, H, Griffiths, B & Christensen, S 1992, 'Bacterial incorporation of tritiated thymidine and populations of bacteriophagous fauna in the rhizosphere of wheat', Soil Biology & Biochemistry, bind 24, nr. 7, s. 703-709. https://doi.org/10.1016/0038-0717(92)90049-4

APA

Christensen, H., Griffiths, B., & Christensen, S. (1992). Bacterial incorporation of tritiated thymidine and populations of bacteriophagous fauna in the rhizosphere of wheat. Soil Biology & Biochemistry, 24(7), 703-709. https://doi.org/10.1016/0038-0717(92)90049-4

Vancouver

Christensen H, Griffiths B, Christensen S. Bacterial incorporation of tritiated thymidine and populations of bacteriophagous fauna in the rhizosphere of wheat. Soil Biology & Biochemistry. 1992;24(7):703-709. https://doi.org/10.1016/0038-0717(92)90049-4

Author

Christensen, Henrik ; Griffiths, Bryan ; Christensen, Søren. / Bacterial incorporation of tritiated thymidine and populations of bacteriophagous fauna in the rhizosphere of wheat. I: Soil Biology & Biochemistry. 1992 ; Bind 24, Nr. 7. s. 703-709.

Bibtex

@article{01fc67a074d011dbbee902004c4f4f50,
title = "Bacterial incorporation of tritiated thymidine and populations of bacteriophagous fauna in the rhizosphere of wheat",
abstract = "Bacterial and microfaunal populations, and bacterial productivity measured by tritiated thymidine (3HTdr) incorporation, in the rhizosphere of wheat seedlings were measured. Soil from planted pots was fractionated into rhizosphere and non-rhizosphere (bulk) soil, while unplanted soil was taken from pots without plants. Total bacterial counts and biovolume did not differ between fractions but viable (plate) counts were 8 times higher in the rhizosphere compared to bulk and unplanted soil. 3HTdr was incorporated at a constant rate with low variability in bulk or unplanted soil. In rhizosphere soil 3HTdr incorporation was lower than in bulk or unplanted soils and showed high variability. The populations of bacterial-feeding protozoa and nematodes indicated that rhizosphere bacterial activity was actually 3–4 times greater in rhizosphere than bulk soil in accordance with the results of the plate counts. It is suggested that the bacterial community structure was changed, by the plant, resulting in a different 3HTdr uptake pattern compared to unplanted soil.",
author = "Henrik Christensen and Bryan Griffiths and S{\o}ren Christensen",
year = "1992",
doi = "10.1016/0038-0717(92)90049-4",
language = "English",
volume = "24",
pages = "703--709",
journal = "Soil Biology & Biochemistry",
issn = "0038-0717",
publisher = "Pergamon Press",
number = "7",

}

RIS

TY - JOUR

T1 - Bacterial incorporation of tritiated thymidine and populations of bacteriophagous fauna in the rhizosphere of wheat

AU - Christensen, Henrik

AU - Griffiths, Bryan

AU - Christensen, Søren

PY - 1992

Y1 - 1992

N2 - Bacterial and microfaunal populations, and bacterial productivity measured by tritiated thymidine (3HTdr) incorporation, in the rhizosphere of wheat seedlings were measured. Soil from planted pots was fractionated into rhizosphere and non-rhizosphere (bulk) soil, while unplanted soil was taken from pots without plants. Total bacterial counts and biovolume did not differ between fractions but viable (plate) counts were 8 times higher in the rhizosphere compared to bulk and unplanted soil. 3HTdr was incorporated at a constant rate with low variability in bulk or unplanted soil. In rhizosphere soil 3HTdr incorporation was lower than in bulk or unplanted soils and showed high variability. The populations of bacterial-feeding protozoa and nematodes indicated that rhizosphere bacterial activity was actually 3–4 times greater in rhizosphere than bulk soil in accordance with the results of the plate counts. It is suggested that the bacterial community structure was changed, by the plant, resulting in a different 3HTdr uptake pattern compared to unplanted soil.

AB - Bacterial and microfaunal populations, and bacterial productivity measured by tritiated thymidine (3HTdr) incorporation, in the rhizosphere of wheat seedlings were measured. Soil from planted pots was fractionated into rhizosphere and non-rhizosphere (bulk) soil, while unplanted soil was taken from pots without plants. Total bacterial counts and biovolume did not differ between fractions but viable (plate) counts were 8 times higher in the rhizosphere compared to bulk and unplanted soil. 3HTdr was incorporated at a constant rate with low variability in bulk or unplanted soil. In rhizosphere soil 3HTdr incorporation was lower than in bulk or unplanted soils and showed high variability. The populations of bacterial-feeding protozoa and nematodes indicated that rhizosphere bacterial activity was actually 3–4 times greater in rhizosphere than bulk soil in accordance with the results of the plate counts. It is suggested that the bacterial community structure was changed, by the plant, resulting in a different 3HTdr uptake pattern compared to unplanted soil.

U2 - 10.1016/0038-0717(92)90049-4

DO - 10.1016/0038-0717(92)90049-4

M3 - Journal article

VL - 24

SP - 703

EP - 709

JO - Soil Biology & Biochemistry

JF - Soil Biology & Biochemistry

SN - 0038-0717

IS - 7

ER -

ID: 287620