{{cite journal | last1=Ezeaku | first1=I. E. | author2=B. N. Mbah | author3=K. P. Baiyeri | year=2017 | title=RESPONSE OF COWPEA (vigna unguiculata (L.)Walp) GENOTYPES TO SOWING DATES AND INSECTICIDE SPRAY IN SOUTH EASTERN NIGERIA | journal=Journal of Animal and Plant Sciences | volume=27 | issue=1 | pages=239-245 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2017-JAPS-29}}