About YUMOTO HIROKO
About 農研機構本部
About SUMITOMO KATSUHIKO
About HISAMATSU TAMOTSU
About 園芸学研究 別冊
About Chrysanthemum morifolium
About cut flower
About yellowing
About condition
About breed specificity
About leaf disk assay
About 暗黒条件
About 葉の黄変
About Flowering plants(=ornamental plants)and flowering trees
About Plant physiological disorders in general
About Crop varieties(=cultivars)
About 環境条件
About 栽培
About キク
About 切り花
About 葉
About 黄変
About 品種間差