nkysdb: 共著者関連データベース
伊藤 豊彰 様の 共著関連データベース
+(A list of literatures under single or joint authorship with "伊藤 豊彰")
共著回数と共著者名 (a list of the joint author(s))
発行年とタイトル (Title and year of the issue(s))
1991: 非アロフェン質黒ボク土の活性アルミニウムと鉄
2004: 日本の統一的土壌分類体系−第二次案(2002)−を用いた男体山東麓地域に分布する土壌の分類と国土調査の土壌分類との対比
Soil Classification of the Soils Developed at the Eastern Foot of Mt. Nantai by means of Unified Soil Classification System of Japan 2nd Approximation(2002) and Correlation with Soil Classification of National Soil Survey
2008: 北東北地方の代表的な水田土壌の粘土鉱物組成
Clay Mineralogical Composition of Representative Paddy Soils in Northern Part of Northeastern Japan
2010: 南東北地方の代表的な水田土壌の粘土鉱物組成
Clay Mineralogical Composition of Representative Paddy Soils in Southern Part of Northeastern Japan