Effect of nitrogen amendments and incubation periods on N, P, and K contents of various manure types
By: al-Sulaymani, Samir Jamil Muhammad; Baqir, Muhammad Husayn. Journal of King Abdul Aziz University : Meteorology, Environment and Arid land Agriculture Sciences. Vol. 6, no. 1 (1995), pp.13-21, 9 p.
Subjects: Fertilizers; Manures; Organic fertilizers