{{cite journal | last1=S | first1=Rathinavel | author2=Kavitha R | author3=Surendrakumar A | author4=Raja R | author5=Balaji Kannan | author6=Sivakumar S D | author7=Kalarani M K | year=2024 | title=LEAF COLOUR CHART-GUIDED PRESCRIPTION MAPPING FOR UNMANNED VEHICLE-ASSISTED NITROGEN DISPENSATION IN RICE (ORYZA SATIVA L.) | journal=Journal of Animal and Plant Sciences | volume=34 | issue=6 | pages=1486-1496 | doi=10.36899/JAPS.2024.6.0826 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2024-JAPS-1722}}