Some farmers resort to partial fertilizing by placing fertilizer around the trunks of the trees, while others adopt full fertilizing by spreading it all over the orchard.
土壤施肥可分為局部和全部兩種，局部施肥是在樹幹周圍做環狀或放射狀的重點式施肥；全面施肥則是把果園各處都灑滿肥料；還有一種葉面施肥，是利用液體噴霧的方式，使柑橘從葉面吸收養分。