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  1. 紀要論文
  2. 琉球大学農学部学術報告
  3. 32号
  1. 部局別インデックス
  2. 農学部

可給態リン酸測定法について : 第 1 報 Truog 法, Bray No.2 法及び HSPA 法の比較検討(農芸化学科)

http://hdl.handle.net/20.500.12000/3937
http://hdl.handle.net/20.500.12000/3937
cb314fef-4d94-40ad-8b99-c16532dac62a
名前 / ファイル ライセンス アクション
KJ00000162234.pdf KJ00000162234.pdf
Item type デフォルトアイテムタイプ(フル)(1)
公開日 2008-02-14
タイトル
タイトル 可給態リン酸測定法について : 第 1 報 Truog 法, Bray No.2 法及び HSPA 法の比較検討(農芸化学科)
言語 ja
タイトル
タイトル Studies on methods of available phosphate determination : (I) Comparative examination of Truog, Bray No.2 and HSPA methods (Department of Agricultural Chemistry)
言語 en
作成者 志茂, 守孝

× 志茂, 守孝

ja 志茂, 守孝

Search repository
渡嘉敷, 義浩

× 渡嘉敷, 義浩

ja 渡嘉敷, 義浩

Search repository
大屋, 一弘

× 大屋, 一弘

ja 大屋, 一弘

Search repository
Shimo, Moritaka

× Shimo, Moritaka

en Shimo, Moritaka

Search repository
Tokashiki, Yoshihiro

× Tokashiki, Yoshihiro

en Tokashiki, Yoshihiro

Search repository
Oya, Kazuhiro

× Oya, Kazuhiro

en Oya, Kazuhiro

Search repository
アクセス権
アクセス権 open access
アクセス権URI http://purl.org/coar/access_right/c_abf2
内容記述
内容記述タイプ Other
内容記述 沖縄県の土壌に対して各可給態リン酸測定法の比較の1過程として, Truog法, Bray No.2法及びHSPA法を比較検討した。Truog法とHSPA法及びBray No.2法の間に有意差がみられ, Truogリン酸はHSPAリン酸及びBray No.2リン酸より低い値を示した。HSPA法とBray No.2法の間には有意差がみられなかった。Truog法(浸出液0.002N硫酸)とHSPA法(浸出液0.02N硫酸)は, 赤黄色土壌において高い相関関係(r=0.978)がみられ, 回帰式はY=2.40X+2.20であった。Truog法とBray No.2法は, 相関関係がみられるものの, 回帰直線からはずれる土壌がみられた。また, Bray No.2法とHSPA法は相関が認められるものの, 二つのグループに分けられた。灰色台地土及び泥灰岩において, HSPAリン酸及びBray No.2リン酸はTruogリン酸より非常に高い値を示した。
内容記述
内容記述タイプ Other
内容記述 Truog, Bray No.2 and HSPA (Hawaiian Suger Planters' Association) methods were compared in determining available phosphate in selected soils of Okinawa. Available phosphate determined by the Truog method was found significantly lower than that determined by the Bray No.2 and HSPA methods. There was no significant difference between the levels of available phosphate with the later two methods. There was a close correlation (r=0.978) between the levels of available phosphate with the Truog and HSPA methods, and the regression equation was expressed as Y=2.40X+2.20 on red and yellow soils. There was a correlation (r=0.778) between the levels of available phosphate with the Truog and Bray No.2 methods, but some soils showed deviation from the correlation curve to some extent. There was a correlation (r=0.540) between the levels of available phosphate with the Bray No. 2 and HSPA methods, and there appeared 2 groups in the tested soils from the difference in the correlation curve. The Bray No.2 and HSPA methods indicated much higher levels of available phosphate than the Truog method when applied to Jahgaru (soils derived from marl) and Marl.
内容記述
内容記述タイプ Other
内容記述 紀要論文
出版者
言語 ja
出版者 琉球大学農学部
言語
言語 jpn
資源タイプ
資源タイプ departmental bulletin paper
資源タイプ識別子 http://purl.org/coar/resource_type/c_6501
出版タイプ
出版タイプ VoR
出版タイプResource http://purl.org/coar/version/c_970fb48d4fbd8a85
識別子
識別子 http://hdl.handle.net/20.500.12000/3937
識別子タイプ HDL
収録物識別子
収録物識別子タイプ ISSN
収録物識別子 0370-4246
収録物識別子
収録物識別子タイプ NCID
収録物識別子 AN00250548
収録物名
言語 ja
収録物名 琉球大学農学部学術報告
収録物名
言語 en
収録物名 The Science Bulletin of the Faculty of Agriculture. University of the Ryukyus
書誌情報
号 32, p. 49-54, 発行日 1985-12-02
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