Effect of Amount of Nitrogen Application on Physicochemical Properties, Taste value and Yield of Chinese japonica–type Rice Varieties

  • Cui Jing
    Department of Agricultural and Resource Economics, Faculty of Agriculture, Kyushu University | China–Japan Joint Research Center on Palatability and Quality of Rice, Tianjin Agricultural University
  • Zhang Xin
    Department of Agricultural and Resource Economics, Faculty of Agriculture, Kyushu University | China–Japan Joint Research Center on Palatability and Quality of Rice, Tianjin Agricultural University
  • He Bing
    Department of Agricultural and Resource Economics, Faculty of Agriculture, Kyushu University | United Graduate School of Agricultural Sciences, Ehime University
  • Cui Zhongqiu
    Department of Agricultural and Resource Economics, Faculty of Agriculture, Kyushu University | Rice Research Institute, Tianjin Academy of Agricultural Sciences
  • Kusutani Akihito
    Department of Agricultural and Resource Economics, Faculty of Agriculture, Kyushu University | China–Japan Joint Research Center on Palatability and Quality of Rice, Tianjin Agricultural University
  • 伊東 正一
    九州大学農学研究院農業資源経済学部門
  • 松江 勇次
    九州大学農学研究院農業資源経済学部門

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説明

The effects of the amount of nitrogen application on physicochemical properties, palatability (taste value) and yield were investigated by using, Chinese japonica–type (Jinchuan 1 and Yanfeng 47). With the increase in the amount of nitrogen application, the protein content increased but the amylose content, the maximum viscosity and the breakdown value decreased. These factors were a decrease of a 1000–grain weight by increase of the amount of nitrogen (N) application. The taste value was the highest at 7.5 N m^–2 in Jinchuan 1, but it decreased with the increase in the amount of nitrogen application in Yanfeng 47. In both varieties, yield increased with the increase in the amount of nitrogen application. The protein content is linearly correlated with the amount of nitrogen application. The protein content was positively correlated with the amount of applied nitrogen per grain, and negatively with 1000–grain weight. From the relative ratio to maxim value of taste value and yield, the amount of nitrogen application suitable for high palatability and yield was assumed to be about 15 kg m^–2 in both Jinchuan 1 and Yanfeng 47.

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詳細情報 詳細情報について

  • CRID
    1390290699661438976
  • NII論文ID
    120006024223
  • NII書誌ID
    AA00247166
  • DOI
    10.5109/1799302
  • HANDLE
    2324/1799302
  • ISSN
    00236152
  • 本文言語コード
    en
  • 資料種別
    departmental bulletin paper
  • データソース種別
    • JaLC
    • IRDB
    • Crossref
    • CiNii Articles
    • KAKEN
    • OpenAIRE

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