The impact of phosphorus fertilizers on nutrients content and uptake in lettuce (Lactuca sativa L.) and on selected chemical properties of a calcareous soil
By: al-Khidr, Asad Muhammad Fathi; Abu Rayyan, Azmi Muhammad. Jordan Journal of Agricultural Sciences. Vol. 11, no. 4 (2015), pp.1021-1035, 15 p.
Subjects: Deir Alla; Jordan; Lettuce; Soil chemistry; Fertilizers