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101. Ohyama, T., Ito, O., Yasuyoshi, S., Ikarashi, T., Minamisawa, K., Kubota, M., Tsukihashi, T. and Asami, T. (1990) Composition of storage carbohydrate in tubers of yacon (Polymnia sonchifolia), Soil Sci Plant Nutr 36, 167-171.
102. Ohyama, T., Hoshino, T.and Ikarashi, T. (1988) Isolation and structure of a new organic acid accumulated in tulip plant (Tulipa gesneriand), Soil Sci Plant Nutr 34, 75-86.
Ohyama, T., Ikarashi, T. and Baba, A. (1988) Effect of cold storage treatment for forcing bulbs on the C and N metabolism of tulip plants, Soil Sci Plant Nutr 34, 519-533.
Ohyama, T., Ikarashi, T., Matsubara, T. and Baba, A. (1988) Behavior of carbohydrates in mother and daughter bulbs of tulips (Tulipa gesneriana), Soil Sci Plant Nutr 34, 405-415.
Ohyama, T., Ikarashi, T., Obata, A. and Baba, A. (1988) Role of nitrogen accumulated in tulip roots during winter season, Soil Sci Plant Nutr 34, 341-350.
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