Figure 2. Variation of Al (top) and Ca (bottom) saturation with soil pH

From

Coffee Response to Liming in the Acid Soils of Tanzania: Pilot Study in Three Agro-ecological Zones

Maro G.P., Mbwambo S.G., Monyo H.E., Mfaume D.P., Urassa A.

World Journal of Agricultural Research. 2022, 10(3), 94-101 doi:10.12691/wjar-10-3-5