Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI)
TANAKA Hirofumi and YATAZAWA Michihiko,"The Threshhold Value for Available Zinc, Copper, and Molybdenum in Soils of Japan as Measured by Aspergillus niger",Japanese Journal of Soil Science and Plant Nutrition,00290610,Japanese Society of Soil Science and Plant Nutrition,1963,34,7,235-242,https://cir.nii.ac.jp/crid/1390001206553643264,https://doi.org/10.20710/dojo.34.7_235