About Us Pertanika is the official journal of Universiti Putra Malaysia. It is an international peer-reviewed journal devoted to the publication of original papers, and it serves as a forum for practical approaches to improving quality in issues pertaining to tropical agriculture and its related fields. Its goal is to bring the highest quality research to the widest possible audience. We aim for excellence, sustained by a responsible and professional approach to journal publishing. At Pertanika Journals, we know the importance of your research being published as quickly and efficiently as possible. With your input, we can guarantee a streamlined production process to ensure that your paper can reach the academic community rapidly and with maximum impact. Pertanika policy prohibits an author from submitting the same manuscript for concurrent consideration by two or more publications. It prohibits as well publication of any manuscript that has already been published either in whole or substantial part elsewhere. Pertanika is now over 40 years old; this accumulated knowledge has resulted in Pertanika JTAS being indexed in SCOPUS (Elsevier), ESCI (WoS), BIOSIS, National Agricultural Science (NAL), Google Scholar, MyCite & ISC. Organisational Committees The University Publication Committee (JKPEN) is the highest authority for implementing policies relating to any publications produced by the University. The Deputy Vice Chancellor (R&I) is the Chairperson of this committee. Other members include the representative from the publisher or UPM Press who acts as the Secretary to the committee, a representative from the Bursar's office, 2 senate representatives, the Chief Executive Editor, 9 editors-in-chief from all the UPM Journals, UPM R&D Cluster heads, 1 RMC representative, and a representative from UPM's legal division. The Pertanika Journal Publication Working Committee takes care of the policies relating to the Pertanika Journal in particular. It comprises of the 9 Editors-in-Chief from each of the 9 UPM Journals and a representative from the UPM Press. The Editorial Board of Pertanika has its own board members for each Journal. The Chairperson is the Editor-in-Chief of their respective journal. In addition, the Editorial Board comprises of members from each of the disciplines according to the scope of each journal, a Chief Executive Editor who also acts as the secretary to the board, and a representative from the UPM Press.