作物の生育に関する温度の影響(第1報) : 小麦及び甜菜の低温度下に於ける初期生育について(予報)

概要

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Relation of various lower temperature to the days of leaf emergence and to the size of leaves in the early stage of wheat and beet were studies. The test cropes planted field, glass house and temperature-control-case (Koitotoron). The temperature of field and glass house were nature fluctuation as shown in Fig. 1-4, and of the temperature-control-case classified 4 different mean day temperature, i. e. 3℃, 5℃, 7℃ and 9℃; and each mean day temperature had 2 plots, in constant day temperatu-re and 12 hours fluctuation temperature (night 12 hours temperature was 1℃), i. e. 5℃-1℃ (mean day temp. was 3℃), 9℃-1℃ (mean day temp, was 5℃), 13℃-1℃ (mean day temp. was 7℃) and 17℃-1℃ (mean day temp. was 9℃). The low limit temperature of growth of wheat and beet were 5℃ at mean day temperature and 1℃ at night temperature (Table1 4).
千葉大学の論文
1964-12-31