Mapping soil basicity using ordinary kriging interpolation in Haddaf and Wad-Elfadul blocks of Gezira scheme, Sudan
By: Hasan, al-Sadiq Muhammad; al-Hagwa, Abd Allah Ibrahim; Muhammad, Nuha Abd Allah. Sudan Journal of Agricultural Sciences. No. 1 (2014), pp.1-7, 7 p.
Subjects: Agricultural engineering; Agriculture; Soils; Twenty-first century; al-Jazeera (State)