{{cite journal | last1=Hassan | first1=M. U. | author2=M. U. Chattha | author3=M. B. Chattha | author4=A. Mahmood | author5=S. T. Sahi | year=2019 | title=CHEMICAL COMPOSITION AND METHANE YIELD OF SORGHUM AS INFLUENCED BY PLANTING METHODS AND CULTIVARS | journal=Journal of Animal and Plant Sciences | volume=29 | issue=1 | pages=251-259 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=AG-17-0416}}