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

文献类型: 外文期刊

作者: Cui, Jing 1 ; Zhang, Xin 1 ; He, Bing 1 ; Cui, Zhongqiu 1 ; Kusutani, Akihito 1 ; Ito, Shoichi 1 ; Matsue, Yuji 1 ;

作者机构: 1.Kyushu Univ, Dept Agr & Resource Econ, Fac Agr, Fukuoka 8128581, Japan

2.Tianjin Agr Univ, China Japan Joint Res Ctr Palatabil & Qual Rice, Tianjin, Peoples R China

3.Ehime Univ, United Grad Sch Agr Sci, Matsuyama, Ehime, Japan

4.Tianjin Acad Agr Sci, Rice Res Inst, Tianjin, Peoples R China

关键词: Amount of nitrogen application;Chinese japonica type rice varieties;Palatability;Physicochemical properties;Yield

期刊名称:JOURNAL OF THE FACULTY OF AGRICULTURE KYUSHU UNIVERSITY ( 影响因子:0.327; 五年影响因子:0.413 )

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收录情况: SCI

摘要: 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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