Impacts of 25-year rotation and tillage management on soil quality in a semi-arid tropical climate

ABSTRACT Soil deterioration, yield decline and soil microbial activity reduction caused by banana (Musa × paradisiaca L.) monoculture is threatening the sustainability of banana production in China. Therefore, it is necessary to study the benefits of rotation on soil quality. This study aimed to ass...

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Autores principales: Zhong,Shuang, Sheng,Zhanwu, Zheng,Lili, Zheng,Xiaoyan, Yang,Yang, Xiao,Dao, Ai,Binling, Zeng,Huicai
Lenguaje:English
Publicado: Instituto de Investigaciones Agropecuarias, INIA 2021
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Acceso en línea:http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-58392021000100003
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spelling oai:scielo:S0718-583920210001000032021-02-24Impacts of 25-year rotation and tillage management on soil quality in a semi-arid tropical climateZhong,ShuangSheng,ZhanwuZheng,LiliZheng,XiaoyanYang,YangXiao,DaoAi,BinlingZeng,Huicai Gas emission microbial biomass monoculture rotation tillage. ABSTRACT Soil deterioration, yield decline and soil microbial activity reduction caused by banana (Musa × paradisiaca L.) monoculture is threatening the sustainability of banana production in China. Therefore, it is necessary to study the benefits of rotation on soil quality. This study aimed to assess the effects of rotation and tillage on soil properties in a banana plantation for 25 yr. Treatments consisted of three rotation methods (banana-pineapple, BA; banana-cowpea, BP; banana-rice, BR) and banana monoculture (CK) combined with two tillage intensities (no-tillage, NT; conventional tillage, CT). Soil samples were taken at depth of 0-40 cm in 2019-2020. In comparison with CK, BA and BR increased soil moisture, pH, total organic C and available P, but decreased soil bulk density. Microbial biomass C and N at booting stage were 46.1% and 39.2% higher in BA and BR than those in CK. Urease, dehydrogenase and β-glucosidase obtained a mean of 34.1% increase in BP and 23.8% increase in BR compared with BA. Higher total N, NO3-N, available K and macro aggregate were showed in NT compared with CT, whereas porosity was 24.8% lower in NT than in CT. CO2, N2O and CH4 emissions were in average around between one third and two fifth lower in no-tillage compared with conventional tillage. In general, rotations combined with no-tillage led to a positive effect on soil quality, as evidenced by increase of soil moisture, total N, microbial biomass C and urease and accompanying increase in banana yield. In order to sustain higher productivity, application of rotation and no-tillage is of considerable importance.info:eu-repo/semantics/openAccessInstituto de Investigaciones Agropecuarias, INIAChilean journal of agricultural research v.81 n.1 20212021-03-01text/htmlhttp://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-58392021000100003en10.4067/S0718-58392021000100003
institution Scielo Chile
collection Scielo Chile
language English
topic Gas emission
microbial biomass
monoculture
rotation
tillage.
spellingShingle Gas emission
microbial biomass
monoculture
rotation
tillage.
Zhong,Shuang
Sheng,Zhanwu
Zheng,Lili
Zheng,Xiaoyan
Yang,Yang
Xiao,Dao
Ai,Binling
Zeng,Huicai
Impacts of 25-year rotation and tillage management on soil quality in a semi-arid tropical climate
description ABSTRACT Soil deterioration, yield decline and soil microbial activity reduction caused by banana (Musa × paradisiaca L.) monoculture is threatening the sustainability of banana production in China. Therefore, it is necessary to study the benefits of rotation on soil quality. This study aimed to assess the effects of rotation and tillage on soil properties in a banana plantation for 25 yr. Treatments consisted of three rotation methods (banana-pineapple, BA; banana-cowpea, BP; banana-rice, BR) and banana monoculture (CK) combined with two tillage intensities (no-tillage, NT; conventional tillage, CT). Soil samples were taken at depth of 0-40 cm in 2019-2020. In comparison with CK, BA and BR increased soil moisture, pH, total organic C and available P, but decreased soil bulk density. Microbial biomass C and N at booting stage were 46.1% and 39.2% higher in BA and BR than those in CK. Urease, dehydrogenase and β-glucosidase obtained a mean of 34.1% increase in BP and 23.8% increase in BR compared with BA. Higher total N, NO3-N, available K and macro aggregate were showed in NT compared with CT, whereas porosity was 24.8% lower in NT than in CT. CO2, N2O and CH4 emissions were in average around between one third and two fifth lower in no-tillage compared with conventional tillage. In general, rotations combined with no-tillage led to a positive effect on soil quality, as evidenced by increase of soil moisture, total N, microbial biomass C and urease and accompanying increase in banana yield. In order to sustain higher productivity, application of rotation and no-tillage is of considerable importance.
author Zhong,Shuang
Sheng,Zhanwu
Zheng,Lili
Zheng,Xiaoyan
Yang,Yang
Xiao,Dao
Ai,Binling
Zeng,Huicai
author_facet Zhong,Shuang
Sheng,Zhanwu
Zheng,Lili
Zheng,Xiaoyan
Yang,Yang
Xiao,Dao
Ai,Binling
Zeng,Huicai
author_sort Zhong,Shuang
title Impacts of 25-year rotation and tillage management on soil quality in a semi-arid tropical climate
title_short Impacts of 25-year rotation and tillage management on soil quality in a semi-arid tropical climate
title_full Impacts of 25-year rotation and tillage management on soil quality in a semi-arid tropical climate
title_fullStr Impacts of 25-year rotation and tillage management on soil quality in a semi-arid tropical climate
title_full_unstemmed Impacts of 25-year rotation and tillage management on soil quality in a semi-arid tropical climate
title_sort impacts of 25-year rotation and tillage management on soil quality in a semi-arid tropical climate
publisher Instituto de Investigaciones Agropecuarias, INIA
publishDate 2021
url http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-58392021000100003
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