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Sankore

Named after the University of Sankore in Timbuktu — one of the world’s oldest centres of learning. Every figure here is computed from work-level records in our own graph, never copied from a source’s summary count.

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Coverage is partial and says so. A country appears with its research output only once its works have been swept; until then the portal shows whatever the graph happens to hold for it and labels it as exactly that.

Fertilizer nitrogen use efficiency and its fate in the spring wheat-soil system under varying N-fertilizer rates: A two-year field study using 15N tracer

2025Soil and Tillage ResearchJournalOpen access

10.1016/j.still.2025.106612 Full text18 citations

Authors

8 authors across 2 institutions in 2 countries.

Aixia XuFirst author
Khuram Shehzad Khan
Xuexue Wei
Yafei Chen
Yixun Zhou
Chongrui Sun
Zechariah Effah
- Council for Scientific and Industrial Research (GH)
Lingling LiSenior authorCorresponding

Fields

Assignment is probabilistic — a work belongs to several fields in proportions.

Plant nutrient uptake and metabolismlevel 3 · 0.99
Soil Carbon and Nitrogen Dynamicslevel 3 · 0.98
Phosphorus and nutrient managementlevel 3 · 0.98

Sources

Several sources describing one work is the point — it means the record rests on more than one authority.

openalexseen September 5, 2026
2025 · Soil and Tillage Research · 18 citations
https://openalex.org/W4409784556

Fertilizer nitrogen use efficiency and its fate in the spring wheat-soil system under varying N-fertilizer rates: A two-year field study using 15N tracer · Sankore