{{cite journal | last1=Rashid | first1=M. | author2=M. Iqbal | year=2011 | title=RESPONSE OF SORGHUM (Sorghum bicolor L.) FODDER TO PHOSPHORUS FERTILIZER ON TORRIPSAMMENT SOIL | journal=Journal of Animal and Plant Sciences | volume=21 | issue=2 | pages=220-225 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2011-JAPS-202}}