{{cite journal | last1=Uwah | first1=D. F. | author2=G. A. Iwo | year=2011 | title=EFFECTIVENESS OF ORGANIC MULCH ON THE PRODUCTIVITY OF MAIZE (ZEA MAYS L.) AND WEED GROWTH | journal=Journal of Animal and Plant Sciences | volume=21 | issue=3 | pages=525-530 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2011-JAPS-321}}