Effectiveness of Ammonium-Nitrogen and Nitrate-Nitrogen in Irrigation Water in Paddy Rice without Topdressed Nitrogen at the Panicle Formation Stage

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池田, 元輝; 渡辺, 孝賢; Ikeda, Motoki; Watanabe, Takayasu;
  • Publisher: 九州大学大学院農学研究院
  • Journal: 九州大学大学院農学研究院学芸雑誌,volume 56,issue 2,pages131-137 (issn: 1347-0159)
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  • Subject: 硝酸態窒素 | アンモニウム態窒素 | 声効 | 水稲 | 穂肥窒素 | 潅漑水
    mesheuropmc: food and beverages

A pot experiment was conducted to evaluate the efficiency of ammonium- and nitrate- nitrogen contained in irrigation water during the reproductive growth period of paddy rice (Oryza sativa L. cv. Hinohikari) that did not receive topdressed nitrogen at the panicle format... View more
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