@article{oai:u-ryukyu.repo.nii.ac.jp:02003236,
 author = {中須賀, 常雄 and 新川, 進 and Nakasuga, Tsuneo and Arakawa, Susumu},
 issue = {25},
 journal = {琉球大学農学部学術報告, The Science Bulletin of the Faculty of Agriculture. University of the Ryukyus},
 month = {Dec},
 note = {In this paper, the authors reported the effects of three elements (nitrogen, phosphorus and potassium) on the growth of Ryukyu Pine (Pinus luchuensis Mayr) 1-0 seedlings grown under five different conditions of three elements. The order of main shoot length was NPK> PK, NK, NP> Non, leaves weight was NPK> NP> PK> NK> Non, and top weight was same with leaves weight. Three elements have high effects on the growth of Ryukyu Pine seedlings and phosphorus has most effective element among them., 紀要論文},
 pages = {653--658},
 title = {リュウキュウマツ当年生苗に対する 3 要素試験(資料)(林学科)},
 year = {1978}
}