Effect of grazing intensity and dung on herbage and soil nutrients

Dung deposited by grazing animals is a key driver affecting sward structure and nutrient cycling in pastures. We tested herbage and soil properties in three types of tall sward-height patches (> 10 cm): (i) patches with dung under intensive grazing; (ii) patches with dung under extensive graz...

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Main Authors: Klára Pavlů, Teowdroes Kassahun, Chukwudi Nwaogu, Lenka Pavlů, Jan Gaisler, Petr Homolka, Vilém Pavlů
Format: Article
Language:English
Published: Czech Academy of Agricultural Sciences 2019-07-01
Series:Plant, Soil and Environment
Subjects:
Online Access:https://pse.agriculturejournals.cz/artkey/pse-201907-0002_effect-of-grazing-intensity-and-dung-on-herbage-and-soil-nutrients.php
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author Klára Pavlů
Teowdroes Kassahun
Chukwudi Nwaogu
Lenka Pavlů
Jan Gaisler
Petr Homolka
Vilém Pavlů
author_facet Klára Pavlů
Teowdroes Kassahun
Chukwudi Nwaogu
Lenka Pavlů
Jan Gaisler
Petr Homolka
Vilém Pavlů
author_sort Klára Pavlů
collection DOAJ
description Dung deposited by grazing animals is a key driver affecting sward structure and nutrient cycling in pastures. We tested herbage and soil properties in three types of tall sward-height patches (> 10 cm): (i) patches with dung under intensive grazing; (ii) patches with dung under extensive grazing; and (iii) patches with no dung under extensive grazing. These patches were compared with grazed swards under intensive and extensive grazing. Analyses indicated no significant effect of different types of patches on plant available nutrients. Herbage nutrient concentrations from the different types of patches differed significantly. The highest concentrations of nitrogen (30.65 g/kg), phosphorus (4.51 g/kg) and potassium (22.06 g/kg) in the herbage dry matter were in the tall patches with dung presence under intensive grazing regime because of nutrients from dung utilized for sward regrowth. Regardless of dung presence, similar herbage nutrient concentrations were revealed in non-grazed tall sward-height patches in extensive grazing regime. The presence of dung did not have any effect on the plant available nutrients in any type of patches, therefore we suppose that non-utilized nutrients were probably leached, volatilised or transformed into unavailable forms and thus soil nutrient enrichment was low.
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spelling doaj.art-fe724e5d8b98488bbf18acc151820eb32023-02-23T03:46:46ZengCzech Academy of Agricultural SciencesPlant, Soil and Environment1214-11781805-93682019-07-0165734334810.17221/177/2019-PSEpse-201907-0002Effect of grazing intensity and dung on herbage and soil nutrientsKlára Pavlů0Teowdroes Kassahun1Chukwudi Nwaogu2Lenka Pavlů3Jan Gaisler4Petr Homolka5Vilém Pavlů6Department of Ecology, Czech University of Life Sciences Prague, Prague, Czech RepublicDepartment of Ecology, Czech University of Life Sciences Prague, Prague, Czech RepublicDepartment of Ecology, Czech University of Life Sciences Prague, Prague, Czech RepublicDepartment of Weeds and Vegetation of Agroecosystems, Crop Research Institute, Prague, Czech RepublicDepartment of Weeds and Vegetation of Agroecosystems, Crop Research Institute, Prague, Czech RepublicDepartment of Nutrition and Feeding of Farm Animals, Institute of Animal Science, Prague, Czech RepublicDepartment of Ecology, Czech University of Life Sciences Prague, Prague, Czech RepublicDung deposited by grazing animals is a key driver affecting sward structure and nutrient cycling in pastures. We tested herbage and soil properties in three types of tall sward-height patches (> 10 cm): (i) patches with dung under intensive grazing; (ii) patches with dung under extensive grazing; and (iii) patches with no dung under extensive grazing. These patches were compared with grazed swards under intensive and extensive grazing. Analyses indicated no significant effect of different types of patches on plant available nutrients. Herbage nutrient concentrations from the different types of patches differed significantly. The highest concentrations of nitrogen (30.65 g/kg), phosphorus (4.51 g/kg) and potassium (22.06 g/kg) in the herbage dry matter were in the tall patches with dung presence under intensive grazing regime because of nutrients from dung utilized for sward regrowth. Regardless of dung presence, similar herbage nutrient concentrations were revealed in non-grazed tall sward-height patches in extensive grazing regime. The presence of dung did not have any effect on the plant available nutrients in any type of patches, therefore we suppose that non-utilized nutrients were probably leached, volatilised or transformed into unavailable forms and thus soil nutrient enrichment was low.https://pse.agriculturejournals.cz/artkey/pse-201907-0002_effect-of-grazing-intensity-and-dung-on-herbage-and-soil-nutrients.phpheifer grazingfaecesgrasslandgrazing managementplant-soil relationship
spellingShingle Klára Pavlů
Teowdroes Kassahun
Chukwudi Nwaogu
Lenka Pavlů
Jan Gaisler
Petr Homolka
Vilém Pavlů
Effect of grazing intensity and dung on herbage and soil nutrients
Plant, Soil and Environment
heifer grazing
faeces
grassland
grazing management
plant-soil relationship
title Effect of grazing intensity and dung on herbage and soil nutrients
title_full Effect of grazing intensity and dung on herbage and soil nutrients
title_fullStr Effect of grazing intensity and dung on herbage and soil nutrients
title_full_unstemmed Effect of grazing intensity and dung on herbage and soil nutrients
title_short Effect of grazing intensity and dung on herbage and soil nutrients
title_sort effect of grazing intensity and dung on herbage and soil nutrients
topic heifer grazing
faeces
grassland
grazing management
plant-soil relationship
url https://pse.agriculturejournals.cz/artkey/pse-201907-0002_effect-of-grazing-intensity-and-dung-on-herbage-and-soil-nutrients.php
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