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Table 7 Sufficiency ranges for nutrient content in wheat (flag leaves at flowering stage)

From: Soil fertility status and wheat nutrient content in Vertisol cropping systems of central highlands of Ethiopia

Nutrients Sufficiency range References
N (%) 3.6–4.5 [74]
P (%) 0.2–0.5 [76]
K (%) 1.5–3 [77]
Ca (%) 0.2–1 [76]
Mg (%) 0.15–0.5 [77]
Cu (mg kg−1) 4.5–15 [76]
Fe (mg kg−1) 30–200 [76]
Mn (mg kg−1) 20–150 [76]
Zn (mg kg−1) 18–70 [76]
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Agriculture & Food Security

ISSN: 2048-7010