Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) KOYAMA Kenji and MITSUHASHI Jun,"Essential Trace Metals for the Nymphal Growth of the Smaller Brown Planthopper, Laodelphax striatellus FALLÉN.",Japanese Journal of Applied Entomology and Zoology,00214914,JAPANESE SOCIETY OF APPLIED ENTOMOLOGY AND ZOOLOGY,1979,23,3,173-177,https://cir.nii.ac.jp/crid/1390282681425752576,https://doi.org/10.1303/jjaez.23.173