1. Institute of Chemistry, College of Arts and Science, University of the Philippines Los Baños Philippines
2. School of Chemistry Monash University Clayton VIC Australia
3. Institute of Agricultural and Bio‐Systems Engineering, College of Engineering and Agro‐Industrial Technology, University of the Philippines Los Baños Philippines
4. Institute of Weed Science, Entomology and Plant Pathology, College of Agriculture and Food Science, University of the Philippines Los Baños Philippines
5. University of Idaho Parma Research and Extension Center, 29603 U of I Lane Parma Idaho USA
6. Faculty of Education University of the Philippines Open University Los Baños Philippines