Claim · model-written summary
Excess nitrogen significantly lowered soil pH.
Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValueQualifier
Verbatim
e0“Excessive application of N fertilizers significantly decreased the pH and increased the available N in soils and unexpectedly obtained a lower yield.”
t0“Sugarcane”
Title
Yan Gu; Jihua Wang; Weijun Cai; et al. Frontiers in Microbiology 2021. doi:10.3389/fmicb.2021.721441
Other claims from this paper (12)
- Method / resource Sequencing recovered 50,007 OTUs from the sugarcane cropping system.
- Observation Proteobacteria, Actinobacteria, Acidobacteria and Planctomycetes were the most abundant phyla, together averaging 74.29%.
- Intervention effect Nitrogen application changed bacterial diversity and community structure.
- Intervention effect Excess nitrogen increased available soil nitrogen.
- Intervention effect Excess nitrogen lowered sugarcane yield.
- Intervention effect Excess nitrogen reduced bacterial species richness.
- Intervention effect Excess nitrogen increased Proteobacteria, Acidobacteria and Bacteroidetes relative abundance.
- Intervention effect Excess nitrogen increased Sphingomonas and Gemmatimonas relative abundance.
- Intervention effect Optimum nitrogen increased Actinobacteria abundance.
- Intervention effect Optimum nitrogen increased Bacillus and Nitrospira abundance.
- Intervention effect Nitrogen application shifted nitrification, mainly involving Nitrospira.
- Intervention effect Nitrogen application had no significant effect on genera associated with nitrogen fixation, methane oxidation, sulfate reduction and sulfur oxidation.