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Hokkaido University Collection of Scholarly and Academic Papers >
Showing results 1 to 19 of 19
| Type | Author(s) | Title | Other Titles | Citation | Citation(alt) | Issue Date | | bulletin (article) | Takahashi, Ryoichi | Description of a new Puto from Saghalien (Coccidae, Homoptera) | - | Insecta matsumurana | - | Dec-1941 |
| bulletin (article) | Takahashi, Ryoichi | Eumyzus, Paramyzus, Macromyzus, Sitomyzus, Micromyzus, and Micromyzodium of Japan (Homoptera : Aphididae) | - | Insecta matsumurana | - | Aug-1963 |
| bulletin (article) | Takahashi, Ryoichi | Key to the genera of Coccidae in Japan, with descriptions of two new genera and a Little-known species (Homoptera) | - | Insecta matsumurana | - | Jun-1955 |
| bulletin (article) | Takahashi, Ryoichi | Key to the tribes and genera of Aleyrodidae of Japan, with descriptions of three new genera and one new species (Homoptera) | - | Insecta matsumurana | - | Sep-1954 |
| bulletin (article) | Takahashi, Ryoichi | Kurisakia and Aiceona of Japan (Homoptera, Aphididae) | - | Insecta matsumurana | - | Jan-1960 |
| bulletin (article) | Takahashi, Ryoichi | A new genus and four new species of Aphidinae from Japan (Aphidinae, Homoptera) | - | Insecta matsumurana | - | Nov-1961 |
| bulletin (article) | Takahashi, Ryoichi; Kanda, Shigeo | A new Genus and Species of Coccidae from Japan (Hemiptera) | - | Insecta matsumurana | - | Mar-1939 |
| bulletin (article) | Takahashi, Ryoichi | Some Aleyrodidae from Japan (Homoptera) | - | Insecta matsumurana | - | Aug-1957 |
| bulletin (article) | Takahashi, Ryoichi | Some Aleyrodidae from Mauritius (Homoptera) | - | Insecta matsumurana | - | Dec-1939 |
| bulletin (article) | Takahashi, Ryoichi | Some Aphididae from Hokkaido (Hemiptera) | - | Insecta matsumurana | - | Jul-1939 |
| bulletin (article) | Takahashi, Ryoichi | Some foreign Aphididae (Homoptera) | - | Insecta matsumurana | - | Dec-1941 |
| bulletin (article) | Takahashi, Ryoichi | Some new and little-known Aphididae from Japan (Homoptera) | - | Insecta matsumurana | - | Aug-1965 |
| bulletin (article) | Takahashi, Ryoichi | Some species of Aulacorthum of Japan (Aphididae, Homoptera) | - | Insecta matsumurana | - | Jan-1965 |
| bulletin (article) | Takahashi, Ryoichi | Some species of Coccidae from the Riouw Islands. Part 1. (Homoptera) | - | Insecta matsumurana | - | Apr-1950 |
| bulletin (article) | Takahashi, Ryoichi | Some species of Coccidae from the Riouw Islands. Part 2. (Homoptera) | - | Insecta matsumurana | - | Jun-1951 |
| bulletin (article) | Takahashi, Ryoichi | Some species of nondiaspine scale insects from the Malay Peninsula | - | Insecta matsumurana | - | Dec-1952 |
| bulletin (article) | Takahashi, Ryoichi | Thoracaphis and some related new genera of Japan (Aphididae, Homoptera) | - | Insecta matsumurana | - | Oct-1958 |
| bulletin (article) | Takahashi, Ryoichi | Three new genera and a new species of Diaspidiae from Japan (Coccoidea, Homoptera) | - | Insecta matsumurana | - | Jun-1956 |
| bulletin (article) | 岡本, 剛; 小林, 晴夫; 高橋, 良一 | 接触硫酸製造用ヴァナジウム触媒の性能向上に関する研究. 第2報 : 珪酸質担体と触媒物質との反応について | Studies on the Improvement of the Vanadium Oxide Catalysts for Sulfuric Acid Manufacture II. : Reaction between Catalytic Substances and Silicate Carriers | 北海道大學工學部研究報告 | Bulletin of the Faculty of Engineering, Hokkaido University | 15-Jun-1955 |
Showing results 1 to 19 of 19
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