Chemical composition and the agronomical potential of two types of rock phosphate in Sudan
By: al-Tlb, Abd al-Munim Muhammad Ahmad; al-Mahi, Yusuf al-Qurashi; Sad, Inam Abd Allah…[et al.]. Journal of King Abdul Aziz University : Meteorology, Environment and Arid land Agriculture Sciences. Vol. 17, no. 1 (2006), pp.3-13, 11 p.
Subjects: Agriculture; Sudan