Can conservation agriculture mitigate climate change and reduce environmental impacts for intensive cropping systems in North China Plain?

H Zhang, EA Hobbie, P Feng, K Hu - Science of The Total Environment, 2022 - Elsevier
Determining appropriate farming management practices to adapt to climate change with
lower environmental costs is important for sustainable agricultural production. In this study, a …

[HTML][HTML] Decadal nitrogen addition alters chemical composition of soil organic matter in a boreal forest

S Hasegawa, J Marshall, T Sparrman, T Näsholm - Geoderma, 2021 - Elsevier
Boreal forests store approximately 470 Pg of carbon (C) in the soil, and rates of soil C
accumulation are significantly enhanced by long-term nitrogen (N) enrichment. Dissecting …

Responses of soil organic carbon and crop yields to 33-year mineral fertilizer and straw additions under different tillage systems

H Zhang, EA Hobbie, P Feng, Z Zhou, W Duan… - Soil and Tillage …, 2021 - Elsevier
Decline in soil organic carbon (SOC) is one of the most important causes of agricultural
ecosystem degradation and food insecurity. Multiple agricultural management practices …

Herbarium specimens reveal that mycorrhizal type does not mediate declining temperate tree nitrogen status over a century of environmental change

TJ Michaud, LC Cline, EA Hobbie… - New …, 2024 - Wiley Online Library
Rising atmospheric carbon dioxide concentrations (CO2) and atmospheric nitrogen (N)
deposition have contrasting effects on ectomycorrhizal (EM) and arbuscular mycorrhizal …

Spatial patterns of nitrogen isotope ratios in forest soils are related to latitude and soil phosphorus concentration

M Spohn, J Stendahl - Biogeochemistry, 2023 - Springer
The aim of this study was to identify the parameters that affect the nitrogen (N) isotope ratio
(δ15N) in soils of temperate and boreal forests. We measured the δ15N in 30 soil profiles of …

Effects of long-term nitrogen addition on the shift of nitrogen cycle from open to closed along an age gradient of larch plantations in North China

T Yan, Y Fang, J Wang, H Song, T Zhong… - Soil Biology and …, 2024 - Elsevier
Abstract The 15 N: 14 N ratio (δ 15 N) is often used as an integrated indicator of nitrogen (N)
status in natural terrestrial ecosystems. However, the mechanisms by which long-term N …

Climate records, isotopes, and C: N stoichiometry reveal carbon and nitrogen flux dynamics differ between functional groups of ectomycorrhizal fungi

EA Hobbie, K Bendiksen, NR Thorp, E Ohenoja… - Ecosystems, 2022 - Springer
A major functional division in ectomycorrhizal fungi is between taxa with hydrophobic
ectomycorrhizae (strong proteolytic capabilities, deep nitrogen (N) acquisition, and …

Estimation of the most suitable nitrogen concentration for sporocarp formation in Laccaria japonica colonizing Pinus densiflora seedlings through in vitro mycelial …

S Zhang, M Tsuruta, C Li, LM Vaario, Y Xia… - Mycorrhiza, 2022 - Springer
Many ectomycorrhizal (ECM) fungi produce commercially valuable edible sporocarps.
However, the effects of nitrogen (N) application on ECM fungal sporocarp formation remain …

Ectomycorrhizal hydrophobicity influences ectomycorrhizal C dynamics, N dynamics, and fruiting patterns in N addition experiments under pine

EA Hobbie, G Jocher, M Peichl, P Zhao, Z Zhou… - 2023 - researchsquare.com
Background Fungal morphology such as the hydrophobicity of ectomycorrhizae may
correspond to functional attributes including enzymatic capabilities, carbon (C) demand from …

Climate and roots, not hyphal development, influence carbohydrate sharing from broad-leaved trees to ectomycorrhizal fungi under elevated CO2

EA Hobbie, R Siegwolf, C Körner, K Steinmann… - 2023 - researchsquare.com
Background To assess the extent of belowground carbon transfer to ectomycorrhizal fungi in
natural forests, we used δ 13 C and log e C/N measurements to calculate spatial dynamics …