Impact of nitrogen fertilization on soil microbial diversity, its mediated enzyme activities, and stem nematode population in sweet potato fields
Excessive nitrogen fertilization in sweet potato cultivation poses significant ecological and economic challenges in China, negatively impacting soil health by altering microbial community diversity, enzyme activities, and increasing the risk of stem nematode damage. In this study, we conducted a fi...
Saved in:
| Main Authors: | , , , , , , , |
|---|---|
| Format: | Article |
| Language: | English |
| Published: |
Frontiers Media S.A.
2025-04-01
|
| Series: | Frontiers in Microbiology |
| Subjects: | |
| Online Access: | https://www.frontiersin.org/articles/10.3389/fmicb.2025.1528575/full |
| Tags: |
Add Tag
No Tags, Be the first to tag this record!
|
| _version_ | 1850149441179222016 |
|---|---|
| author | Fengyu Shi Xinpeng Meng Jiaxin Li Dan Yang Jianbin Liu Xingzhong Liu Meichun Xiang Yingbo Zhu |
| author_facet | Fengyu Shi Xinpeng Meng Jiaxin Li Dan Yang Jianbin Liu Xingzhong Liu Meichun Xiang Yingbo Zhu |
| author_sort | Fengyu Shi |
| collection | DOAJ |
| description | Excessive nitrogen fertilization in sweet potato cultivation poses significant ecological and economic challenges in China, negatively impacting soil health by altering microbial community diversity, enzyme activities, and increasing the risk of stem nematode damage. In this study, we conducted a field trial in Northeast China, applying 0–72 kg of urea-N per hectare to brown soil under a five-year sweet potato cropping system. The results demonstrated that optimal nitrogen fertilization (64.8 kg ha−1) significantly promoted beneficial microbial populations, enhanced soil urease activity, and reduced the incidence of stem nematode disease while maintaining high sweet potato yields. |
| format | Article |
| id | doaj-art-0fd6d471d1c94bc7a3f309aad0c213d0 |
| institution | OA Journals |
| issn | 1664-302X |
| language | English |
| publishDate | 2025-04-01 |
| publisher | Frontiers Media S.A. |
| record_format | Article |
| series | Frontiers in Microbiology |
| spelling | doaj-art-0fd6d471d1c94bc7a3f309aad0c213d02025-08-20T02:26:56ZengFrontiers Media S.A.Frontiers in Microbiology1664-302X2025-04-011610.3389/fmicb.2025.15285751528575Impact of nitrogen fertilization on soil microbial diversity, its mediated enzyme activities, and stem nematode population in sweet potato fieldsFengyu Shi0Xinpeng Meng1Jiaxin Li2Dan Yang3Jianbin Liu4Xingzhong Liu5Meichun Xiang6Yingbo Zhu7Hebei Key Laboratory of Crop Stress Biology, Hebei Normal University of Science and Technology, Qinhuangdao, ChinaHebei Key Laboratory of Crop Stress Biology, Hebei Normal University of Science and Technology, Qinhuangdao, ChinaHebei Key Laboratory of Crop Stress Biology, Hebei Normal University of Science and Technology, Qinhuangdao, ChinaHebei Key Laboratory of Crop Stress Biology, Hebei Normal University of Science and Technology, Qinhuangdao, ChinaInstitute of Plant Nutrition, Resources and Environment, Beijing Academy of Agriculture and Forestry Sciences, Beijing, ChinaDepartment of Microbiology, College of Life Sciences, Nankai University, Tianjin, ChinaState Key Laboratory of Mycology, Institute of Microbiology, Chinese Academy of Sciences, Beijing, ChinaHebei Key Laboratory of Crop Stress Biology, Hebei Normal University of Science and Technology, Qinhuangdao, ChinaExcessive nitrogen fertilization in sweet potato cultivation poses significant ecological and economic challenges in China, negatively impacting soil health by altering microbial community diversity, enzyme activities, and increasing the risk of stem nematode damage. In this study, we conducted a field trial in Northeast China, applying 0–72 kg of urea-N per hectare to brown soil under a five-year sweet potato cropping system. The results demonstrated that optimal nitrogen fertilization (64.8 kg ha−1) significantly promoted beneficial microbial populations, enhanced soil urease activity, and reduced the incidence of stem nematode disease while maintaining high sweet potato yields.https://www.frontiersin.org/articles/10.3389/fmicb.2025.1528575/fullDitylenchus destructorIllumina MiSeq sequencingbiologpest managementphosphatase |
| spellingShingle | Fengyu Shi Xinpeng Meng Jiaxin Li Dan Yang Jianbin Liu Xingzhong Liu Meichun Xiang Yingbo Zhu Impact of nitrogen fertilization on soil microbial diversity, its mediated enzyme activities, and stem nematode population in sweet potato fields Frontiers in Microbiology Ditylenchus destructor Illumina MiSeq sequencing biolog pest management phosphatase |
| title | Impact of nitrogen fertilization on soil microbial diversity, its mediated enzyme activities, and stem nematode population in sweet potato fields |
| title_full | Impact of nitrogen fertilization on soil microbial diversity, its mediated enzyme activities, and stem nematode population in sweet potato fields |
| title_fullStr | Impact of nitrogen fertilization on soil microbial diversity, its mediated enzyme activities, and stem nematode population in sweet potato fields |
| title_full_unstemmed | Impact of nitrogen fertilization on soil microbial diversity, its mediated enzyme activities, and stem nematode population in sweet potato fields |
| title_short | Impact of nitrogen fertilization on soil microbial diversity, its mediated enzyme activities, and stem nematode population in sweet potato fields |
| title_sort | impact of nitrogen fertilization on soil microbial diversity its mediated enzyme activities and stem nematode population in sweet potato fields |
| topic | Ditylenchus destructor Illumina MiSeq sequencing biolog pest management phosphatase |
| url | https://www.frontiersin.org/articles/10.3389/fmicb.2025.1528575/full |
| work_keys_str_mv | AT fengyushi impactofnitrogenfertilizationonsoilmicrobialdiversityitsmediatedenzymeactivitiesandstemnematodepopulationinsweetpotatofields AT xinpengmeng impactofnitrogenfertilizationonsoilmicrobialdiversityitsmediatedenzymeactivitiesandstemnematodepopulationinsweetpotatofields AT jiaxinli impactofnitrogenfertilizationonsoilmicrobialdiversityitsmediatedenzymeactivitiesandstemnematodepopulationinsweetpotatofields AT danyang impactofnitrogenfertilizationonsoilmicrobialdiversityitsmediatedenzymeactivitiesandstemnematodepopulationinsweetpotatofields AT jianbinliu impactofnitrogenfertilizationonsoilmicrobialdiversityitsmediatedenzymeactivitiesandstemnematodepopulationinsweetpotatofields AT xingzhongliu impactofnitrogenfertilizationonsoilmicrobialdiversityitsmediatedenzymeactivitiesandstemnematodepopulationinsweetpotatofields AT meichunxiang impactofnitrogenfertilizationonsoilmicrobialdiversityitsmediatedenzymeactivitiesandstemnematodepopulationinsweetpotatofields AT yingbozhu impactofnitrogenfertilizationonsoilmicrobialdiversityitsmediatedenzymeactivitiesandstemnematodepopulationinsweetpotatofields |