@article {115306,
	title = {Using Natural Alternative Fertilizers for Potato Production Under Sandy Soil Conditions in Egypt},
	journal = {Journal Plant Production, Mansoura Univ},
	volume = {5 },
	year = {2014},
	pages = {1845-1857},
	author = {Shehata, S.A. and El-Helaly, M.A. and M.A. EI-Said}
}
