Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Takayanagi Haruki and Takayoshi Nishida,Influence of Nursery Soil Mixed with Silicic Acid on Quality of Spring Seedlings of Vegetables,Japanese Journal of Farm Work Research,03891763,Japanese Society of Farm Work Research,2017,52,2,77-82,https://cir.nii.ac.jp/crid/1390282679204960256,https://doi.org/10.4035/jsfwr.52.77