About: The availability of Cd, Pb and Zn and their relationships with soil pH and microbial biomass in soils amended by natural clinoptilolite     Goto   Sponge   NotDistinct   Permalink

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  • The relationships among soil microbial biomass, pH and available of heavy metal fractions were evaluated in long-term contaminated soils during an incubation experiment with the amendment of zeolite (natural clinoptilolite) and the subsequent addition of glucose. The values of pH after the addition of glucose decreased during the first day of incubation approximately at about one unit and corresponded with the maximum increase of microbial biomass. The available heavy metal contents extracted by H2O, 1 mol/l NH4NO3 and 0.005 mol/l DTPA increased during the first two days of incubation. Only a few significant relationships were found between the available metal contents and pH or microbial biomass. This fact could be ascribed to the different dynarnics of the microbial biomass, pH and metal availability after glucose addition, when the highest metal contents during the incubation were usually reached one day later in respect to the greatest changes of pH and rnicrobial activity. In comparison to so
  • The relationships among soil microbial biomass, pH and available of heavy metal fractions were evaluated in long-term contaminated soils during an incubation experiment with the amendment of zeolite (natural clinoptilolite) and the subsequent addition of glucose. The values of pH after the addition of glucose decreased during the first day of incubation approximately at about one unit and corresponded with the maximum increase of microbial biomass. The available heavy metal contents extracted by H2O, 1 mol/l NH4NO3 and 0.005 mol/l DTPA increased during the first two days of incubation. Only a few significant relationships were found between the available metal contents and pH or microbial biomass. This fact could be ascribed to the different dynarnics of the microbial biomass, pH and metal availability after glucose addition, when the highest metal contents during the incubation were usually reached one day later in respect to the greatest changes of pH and rnicrobial activity. In comparison to so (en)
  • V laboratorním inkubačním pokusu s dlouhodobě kontaminovanými půdami, ke kterým byl přidán zeolit (přírodní klinoptilolit) a následně glukóza, byla sledována aktivita půdní mikroflóry, pH a přístupnost těžkých kovů a jejich vzájemné vztahy. Hodnoty pH poklesly první den inkubace a korespondovaly s maximálními dosaženými obsahy mikrobiální biomasy. Obsahy přístupných frakcí těžkých kovů extrahovaných H2O, 1 mol/l NH4NO3 a 0,005 mol/l DTPA se zpravidla zvyšovaly během prvních dvou dní inkubace. Mezi obsahy přístupných kovů a pH nebo mikrobiální biomasou bylo zjištěno jen několik statisticky významných korelací. Na tuto skutečnost měl pravděpodobně vliv rozdílný průběh obsahů mikrobiální biomasy a pH na jedné straně a dosahované maximální obsahy rizikových prvků na straně druhé, kdy po přídavku glukózy byly nejvyšší obsahy kovů dosaženy ve většině případů až druhý den inkubace. Přídavek přírodníno klinoptilolitu v porovnání s variantami bez zeolitu snižoval obsahy těžkých kovů extrahované všemi extrakt (cs)
Title
  • The availability of Cd, Pb and Zn and their relationships with soil pH and microbial biomass in soils amended by natural clinoptilolite
  • The availability of Cd, Pb and Zn and their relationships with soil pH and microbial biomass in soils amended by natural clinoptilolite (en)
  • Přístupnost Cd, Pb a Zn a jejich vzájemný vztah s pH a mikrobiální biomasou v půdách obohacených přírodním klinoptilolitem (cs)
skos:prefLabel
  • The availability of Cd, Pb and Zn and their relationships with soil pH and microbial biomass in soils amended by natural clinoptilolite
  • The availability of Cd, Pb and Zn and their relationships with soil pH and microbial biomass in soils amended by natural clinoptilolite (en)
  • Přístupnost Cd, Pb a Zn a jejich vzájemný vztah s pH a mikrobiální biomasou v půdách obohacených přírodním klinoptilolitem (cs)
skos:notation
  • RIV/00027006:_____/05:00000528!RIV09-MZE-00027006
http://linked.open...avai/riv/aktivita
http://linked.open...avai/riv/aktivity
  • P(QD1256)
http://linked.open...iv/cisloPeriodika
  • 1
http://linked.open...vai/riv/dodaniDat
http://linked.open...aciTvurceVysledku
http://linked.open.../riv/druhVysledku
http://linked.open...iv/duvernostUdaju
http://linked.open...titaPredkladatele
http://linked.open...dnocenehoVysledku
  • 513440
http://linked.open...ai/riv/idVysledku
  • RIV/00027006:_____/05:00000528
http://linked.open...riv/jazykVysledku
http://linked.open.../riv/klicovaSlova
  • incubation experiment; heavy metal contaminated soil; glucose and zeolite amendment; Cd; Pb; Zn availability; pH; microbial biomass (en)
http://linked.open.../riv/klicoveSlovo
http://linked.open...odStatuVydavatele
  • CZ - Česká republika
http://linked.open...ontrolniKodProRIV
  • [FCEA3BC4ACE2]
http://linked.open...i/riv/nazevZdroje
  • Plant, Soil and Environment
http://linked.open...in/vavai/riv/obor
http://linked.open...ichTvurcuVysledku
http://linked.open...cetTvurcuVysledku
http://linked.open...vavai/riv/projekt
http://linked.open...UplatneniVysledku
http://linked.open...v/svazekPeriodika
  • 51
http://linked.open...iv/tvurceVysledku
  • Šimon, Tomáš
  • Mühlbachová, Gabriela
  • Pechová, Miroslava
issn
  • 1214-1178
number of pages
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