@article{oai:repository.dl.itc.u-tokyo.ac.jp:00026497,
 author = {中山, 正章 and 功力, 六郎},
 journal = {演習林 = Miscellaneous Information, the University of Tokyo Forests},
 month = {},
 note = {application/pdf},
 pages = {29--81},
 title = {樹木の開芽期・開花期・紅葉及び落葉現象と気象因子との関係に就いて},
 volume = {1},
 year = {1940}
}