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  1. 紀要論文
  2. 琉球大学農学部学術報告
  3. 29号
  1. 部局別インデックス
  2. 農学部

客土によるジャーガル畑の走行性向上に関する研究(農業工学科)

http://hdl.handle.net/20.500.12000/4032
http://hdl.handle.net/20.500.12000/4032
3e13e25f-6925-4366-8345-134e236c0132
名前 / ファイル ライセンス アクション
KJ00000162141.pdf KJ00000162141.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 客土によるジャーガル畑の走行性向上に関する研究(農業工学科)
言語 ja
作成者 上野, 正実

× 上野, 正実

ja 上野, 正実

泉, 裕巳

× 泉, 裕巳

ja 泉, 裕巳

國府田, 佳弘

× 國府田, 佳弘

ja 國府田, 佳弘

秋永, 孝義

× 秋永, 孝義

ja 秋永, 孝義

呉屋, 昭

× 呉屋, 昭

ja 呉屋, 昭

Ueno, Masami

× Ueno, Masami

en Ueno, Masami

Izumi, Hiromi

× Izumi, Hiromi

en Izumi, Hiromi

Kohda, Yoshihiro

× Kohda, Yoshihiro

en Kohda, Yoshihiro

Akinaga, Takayoshi

× Akinaga, Takayoshi

en Akinaga, Takayoshi

Goya, Akira

× Goya, Akira

en Goya, Akira

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 本研究ではジャーガル畑におけるトラクタなどの走行性を向上させる手段の一つとしてニービ客土の効果を実験的に検討した。ニービの混合比を0∿30%の範囲で4水準変えた試験圃場において牽引試験を行い, 牽引力, すべり率, 沈下量などの特性値を比較したが, ニービの混合比との明確な関係は得られなかった。すなわち, 牽引性能に対するニービ混合の効果はほとんどなく, 走行性に限定すればジャーガル畑にニービを客土しても大きな効果は期待できないことを明らかにした。この原因については十分な分析は行えず, 今後の課題として残された。
内容記述タイプ Other
内容記述 The trafficability of tractors is very poor in Okinawa's field covered with the Jaagaru soil which is heavy clay. Soil dressing using the Niibi, sandy soil, has been expected as one method to improve the physical properties of the Jaagaru soil, the trafficability of tractors and the soil tilth. It was the purpose of this paper to examine an effect of this soil dressing. Some traction tests by MF178 tractor (power : 78PS/1800rpm, weight : 3125kg), were done in the four test fields that were changed the volum content of Niibi to 0%, 10%, 20% and 30%. There were no remarkable relationships between the volume content of Niibi and draft, slippage and sinkage. So, it was concluded that the trafficability of tractors in Jaagaru fields was not improved by the soil dressing. The reasons why the effect of soil dressing to the trafficability was so small remained as a problems to be solved.
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/20.500.12000/4032
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
書誌情報
号 29, p. 169-175
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