@article {2971,
	title = {Aging effect of organic and inorganic fertilizers on phosphorus fractionation in a calcareous sandy loam soil},
	journal = {Pedosphere},
	year = {2017},
	publisher = {Elsevier},
	isbn = {1002-0160},
	author = {Ahmad, Munir and Ahmad, Mahtab and El-Naggar, Ahmed H and Usman, Adel RA and Abduljabbar, Adel and Vithanage, Meththika and Elfaki, Jamal and Al-Faraj, Abdulelah and Al-Wabel, Mohammad I}
}
