Relation between chemical indices of soil and earthworm abundance under chemical fertilization

The study intended to establish how the dynamics of earthworms (Oligochaeta: Lumbricidae) changes in soil (abundance, biomass), under conditions of mineral fertilization with nitrogen and phosphorous in four different doses, in a 33-year experimental placement in the west of Romania, in wheat-soybea...

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Main Authors: M. Iordache, I. Borza
Format: Article
Language:English
Published: Czech Academy of Agricultural Sciences 2010-09-01
Series:Plant, Soil and Environment
Subjects:
Online Access:https://pse.agriculturejournals.cz/artkey/pse-201009-0001_relation-between-chemical-indices-of-soil-and-earthworm-abundance-under-chemical-fertilization.php
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author M. Iordache
I. Borza
author_facet M. Iordache
I. Borza
author_sort M. Iordache
collection DOAJ
description The study intended to establish how the dynamics of earthworms (Oligochaeta: Lumbricidae) changes in soil (abundance, biomass), under conditions of mineral fertilization with nitrogen and phosphorous in four different doses, in a 33-year experimental placement in the west of Romania, in wheat-soybean-maize-barley rotation. The soil indices taken into study were: pH, humus, total nitrogen, phosphorous and potassium. Statistical connections between the studied factors were realized using the dispersion analysis ANOVA and the SPSS Software (Statistical Package for the Social Sciences). The study showed an increase of earthworm abundance and biomass under conditions of chemical fertilization with nitrogen and phosphorous. The highest number of earthworms was recorded in the treatment with the largest dose of nitrogen fertilizer (by 85.85% higher compared to the control treatment). The greatest positive influence on earthworm abundance and biomass was manifested in humus and total nitrogen. The greatest negative influence on earthworm abundance was found in pH factor, while phosphorous content of soil exerted the greatest negative influence on earthworm biomass.
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spelling doaj.art-34021b8cd4ac4cb587227c43ae242fdb2023-02-23T03:45:38ZengCzech Academy of Agricultural SciencesPlant, Soil and Environment1214-11781805-93682010-09-0156940140710.17221/234/2009-PSEpse-201009-0001Relation between chemical indices of soil and earthworm abundance under chemical fertilizationM. Iordache0I. Borza1Banat University of Agricultural Sciences and Veterinary Medicine, Timişoara, RomaniaBanat University of Agricultural Sciences and Veterinary Medicine, Timişoara, RomaniaThe study intended to establish how the dynamics of earthworms (Oligochaeta: Lumbricidae) changes in soil (abundance, biomass), under conditions of mineral fertilization with nitrogen and phosphorous in four different doses, in a 33-year experimental placement in the west of Romania, in wheat-soybean-maize-barley rotation. The soil indices taken into study were: pH, humus, total nitrogen, phosphorous and potassium. Statistical connections between the studied factors were realized using the dispersion analysis ANOVA and the SPSS Software (Statistical Package for the Social Sciences). The study showed an increase of earthworm abundance and biomass under conditions of chemical fertilization with nitrogen and phosphorous. The highest number of earthworms was recorded in the treatment with the largest dose of nitrogen fertilizer (by 85.85% higher compared to the control treatment). The greatest positive influence on earthworm abundance and biomass was manifested in humus and total nitrogen. The greatest negative influence on earthworm abundance was found in pH factor, while phosphorous content of soil exerted the greatest negative influence on earthworm biomass.https://pse.agriculturejournals.cz/artkey/pse-201009-0001_relation-between-chemical-indices-of-soil-and-earthworm-abundance-under-chemical-fertilization.phpearthwormsabundancebiomassnitrogen and phosphorous fertilization
spellingShingle M. Iordache
I. Borza
Relation between chemical indices of soil and earthworm abundance under chemical fertilization
Plant, Soil and Environment
earthworms
abundance
biomass
nitrogen and phosphorous fertilization
title Relation between chemical indices of soil and earthworm abundance under chemical fertilization
title_full Relation between chemical indices of soil and earthworm abundance under chemical fertilization
title_fullStr Relation between chemical indices of soil and earthworm abundance under chemical fertilization
title_full_unstemmed Relation between chemical indices of soil and earthworm abundance under chemical fertilization
title_short Relation between chemical indices of soil and earthworm abundance under chemical fertilization
title_sort relation between chemical indices of soil and earthworm abundance under chemical fertilization
topic earthworms
abundance
biomass
nitrogen and phosphorous fertilization
url https://pse.agriculturejournals.cz/artkey/pse-201009-0001_relation-between-chemical-indices-of-soil-and-earthworm-abundance-under-chemical-fertilization.php
work_keys_str_mv AT miordache relationbetweenchemicalindicesofsoilandearthwormabundanceunderchemicalfertilization
AT iborza relationbetweenchemicalindicesofsoilandearthwormabundanceunderchemicalfertilization