{{cite journal | last1=Ahmad1 | first1=A. | author2=A. Fares | author3=N. V. Hue | author4=M. Safeeq | author5=T. Radovich | author6=F. Abbas3 | author7=M. Ibrahim3 | year=2014 | title=ROOT DISTRIBUTION OF SWEET CORN (Zea mays) AS AFFECTED BY MANURE TYPES, RATES AND FREQUENCY OF APPLICATIONS | journal=Journal of Animal and Plant Sciences | volume=24 | issue=2 | pages=592-599 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2014-JAPS-83}}