{{cite journal | last1=Haruna | first1=I. M. | year=2011 | title=GROWTH AND YIELD OF SESAME (Sesamum indicum L.) AS AFFECTED BY POULTRY MANURE, NITROGEN AND PHOSPHORUS AT SAMARU, NIGERIA | journal=Journal of Animal and Plant Sciences | volume=21 | issue=4 | pages=653-659 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2011-JAPS-427}}