Search Results 1-20 of 431

  • RESEARCH ON THE CREATION OF A RECYCLING-TYPE COMMUNITY CENTERING ON LIVESTOCK BIOGAS-PLANT:Building an RE100 recycling-type community model for the dairy industry  [in Japanese]

    TAJIMA Yousuke , OKADA Tomohide

    … per year) and the use of waste (livestock manure 34,500 t), and the model can recover its construction cost in 11 years, thereby enabling independent management of biogas plant (BGP) facilities and livestock.</p> …

    Journal of Environmental Engineering (Transactions of AIJ) (762), 783-793, 2019-08

    J-STAGE  AIJ 

  • A new torrefaction system employing spontaneous self-heating of livestock manure under elevated pressure

    Itoh Takanori , Iwabuchi Kazunori , Maemoku Naohiro , Sasaki Izumi , Taniguro Katsumori

    Waste management (85), 66-72, 2019-02-15

  • Baseline Study of Greenhouse Gas Emission from Stored Digested Slurry after Separation of Biogas Plant for Dairy Slurry in Spring Snowmelt Period

    KIMURA Yoshiaki , KATO Hiroki , YASUI Seiichi , OZAKI Kazuma , YOSHIDA Kunihiko , ISHII Kouta , KAZIYAMA Tsutomu , OISHI Kazato , OSADA Takashi

    <p>本研究は,積雪寒冷地用の温室効果ガス(GHG)測定システムを用い,乳牛ふん尿を主原料としたバイオガスプラントより排出された消化液の貯留時に発生するGHG量を明らかにし,バイオガスプラントによる嫌気発酵処理システムのLCA解析で用いるガスインベントリを作成することを目的として,測定事例の極めて少ない融雪期における貯留槽表層の凍結した消化液の融解前後のGHGの発生量を調査した。実験は …

    Journal of the Japan Institute of Energy 98(8), 186-193, 2019

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  • The Effect of a Small-scale, Distributed Methane Fermentation System on a Medium-sized Pig Farm  [in Japanese]

    Takasaki Rikiya , Yamada Takeshi , Nishimura Motoki , Kamahara Hirotsugu , Atsuta Yoichi , Daimon Hiroyuki

    近年,養豚農家の多くが,ふん尿処理時に発生する臭気の抑制や放流水の水質基準を満たすという課題に直面している。こうした課題に対し母豚数 100 頭の中規模養豚農家を対象とした小規模普及型メタン発酵システムを開発し,2016 年 4 月から養豚農家へ導入した。本システムは、中規模養豚農家が導入できる価格を意識し低廉化したものである。本研究では,システムの炭素・窒素フローおよび発電実績や導入効果を明らか …

    Journal of the Japan Society of Material Cycles and Waste Management 30(0), 95-102, 2019

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  • Effects of continuous use of livestock manure on phosphorus leaching and phosphorus forms in sandy upland field  [in Japanese]

    Nakamura Yoshitaka , Ando Kaori , Tsunekawa Ayumi , Kasuya Masahiro

    リンは土壌中のアルミニウム(Al)や鉄(Fe)と難溶性化合物をつくるため,窒素肥料やカリウム肥料に比べて,リン肥料の利用率は低い。このため,リン肥料が多投入された結果,リンが土壌に過剰に蓄積していることが全国的な問題となっている。愛知県内においても,畑土壌では可給態リン酸が土壌診断基準を超える地点が多くみられる。土壌におけるリンの蓄積について,国内の主要な畑地土壌である黒ボク土はリン固定能が高く, …

    Japanese Journal of Soil Science and Plant Nutrition 90(3), 212-216, 2019

    J-STAGE  JASI 

  • Determination of the Amount of Sulfamonomethoxine in Sheep Excrement  [in Japanese]

    SOMA Misaki , ISHIKAWA Nao , YOSHIDA Naoto , NARITA Sho , SASAMOTO Makoto , TOUNO Eiko , HIGASHIYAMA Yumi , ITO Ayumi , UMITA Teruyuki

    <p>近年,1年に700トン以上に及ぶ,多くの動物用抗菌性物質が販売,使用されている。投与された抗菌性物質の一部は糞尿中に排出されている。そのため,その抗菌性物質を含んだ排せつ物を堆肥などに再利用することで薬剤耐性菌の発生および水域環境に抗菌性物質が拡散する可能性が懸念されている。しかしながら,家畜に投与した抗菌性物質がどのくらい排せつ物として体外に排出されるのか報告例は少ない。そのた …

    ENVIRONMENTAL SCIENCE 32(3), 83-90, 2019

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  • Study on the Introduction Trend of Livestock Manure Biogas Systems in Hokkiado  [in Japanese]

    大内 幸則

    水土の知 : 農業農村工学会誌 86(10), 915-919, 2018-10

  • The Application of Liquid Fertilizer Quality Certification (LFQC) for Liquid Manure Fertilizers and Probability of Implementation as a Quality Specification for Business Purposes in South Korea

    HALDER Joshua Nizel , KANG Taek–Won , KIM Soo–Ryang , YABE Mitsuyasu , LEE Myung–Gyu

    … Liquid manure could be a valuable source of plant nutrition, if well treated. … However, well–treated manure should have to follow some quality control protocol to reduce its adverse effects on the environment. … Liquid Fertilizer Quality Certification (LFQC) is an established quality certification system that ensures the production of environmentally friendly liquid manure fertilizer. …

    九州大学大学院農学研究院紀要 63(2), 443-449, 2018-09-01

    IR 

  • A study on the heavy metal adsorption of Mongolian livestock biomass

    Enkhzaya Solongo , Shiomori Koichiro , Oyuntsetseg Bolormaa

    … Adsorption materials of Mongolian livestock biomasses were prepared and heavy metal removal performances were investigated by this study. … Sheep manure, sheep wool and sheep fats were used to make adsorption of Cu (II), Pb (II) and Cd (II). … The adsorption studies were made under various conditions and determined using ICP-MS. Sheep wool, sheep manure, and sheep fat were determined as possible to remove heavy metals from aqueous solution. …

    5th International Arsenic Symposium in MIYAZAKI 2018, 22-25, 2018-06

    IR 

  • Life-cycle impact assessment of organic and non-organic grass-fed beef production in Japan

    堤 道生

    … Beef production, especially when based on the calves from suckler cows, typically has the greatest environmental impacts among various livestock production systems. … The LCA system boundaries included feed production, transportation, processing, animal management, enteric fermentation, and manure and its management. …

    Journal of Cleaner Production = Journal of Cleaner Production (172), 2513-2520, 2018-01

    IR 

  • A Model in Promoting Highland Terrace Paddy Cultivation Technology in Northern Thailand

    SAHAHIRUN ALISA , BACONGUIS ROWENA DT.

    … Results show that overall the respondents had high level of adoption but for two practices, namely, soil fertilizer management and sequential cropping system and livestock production, the respondents had moderate level of adoption. … The common problems mentioned by the respondents in practicing HTPCT were water and labor shortage, difficulty of land preparation, lack of bio-pesticides and green manure seeds, familiarity with traditional cultivation and their superstition which worked against widespread adoption. …

    International Journal of Environmental and Rural Development 9(1), 121-127, 2018

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  • NPK balances in whole crop rice cultivation under different application methods of manure and chemical fertilizer

    KHEM Borin , HIRAI Yasumaru , YAMAKAWA Takeo , MORI Yuki , INOUE Eiji , OKAYASU Takashi , MITSUOKA Muneshi

    <p>飼料イネ生産においては、飼料と畜産堆肥の交換による循環型のシステムの構築が期待されている。一方、飼料イネ生産では、穀物品質より地上部バイオマスの収量を重視するため、農家は堆肥を過剰施用する傾向がある。堆肥の過剰施用は富栄養化や地下水汚染の水質汚濁を引き起こす。したがって、環境負荷を考慮して適切に堆肥を施用するためには、水田の養分収支を評価することが重要になる。本研究の目的は、堆肥 …

    Journal of the Japanese Agricultural Systems Society 34(4), 87-99, 2018

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  • NITROGEN AND PHOSPHORUS FLOW ANALYSIS WITH FOCUS ON ANTHROPOGENIC ORGANIC WASTES: A CASE STUDY IN MANDALAY, MYANMAR  [in Japanese]

    NAING Wutyi , HARADA Hidenori , FUJII Shigeo , HMWE Chaw Su Su

    … The system boundary was five urban townships of Mandalay city and components included in the system were agriculture, livestock, industry, and household. … Household surveys, and farmer, livestock owner and industry manager interviews were conducted along with collecting secondary data to develop the model. … Animal manure (83 ton-N/year and 16 ton-P/year) and market waste (456 ton-N/year and 71 ton-P/year) were also observed as losses of valuable resources. …

    Journal of Japan Society of Civil Engineers, Ser. G (Environmental Research) 74(7), III_367-III_374, 2018

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  • THE CONSTRUCTION OF MULTI-ACTOR BIOGAS UTILIZATION UNDER GOVERNMENT OPERATION

    Zhang Manging , Hu Yuyu , Miyoshi Emako

    … Because individual large-scale livestock farmers seem to lack sufficient recognition and strength to handle all concerns including biogas and pollution. …

    Grand Renewable Energy proceedings 1(0), 26, 2018

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  • Growth disorder in ornamental crops due to residual clopyralid in compost  [in Japanese]

    Inamoto Katsuhiko

    … <p>The application of livestock manure compost contaminated with the herbicide clopyralid originating from imported grass hay and grains can cause crop growth disorder. …

    Regulation of Plant Growth & Development 53(2), 152-154, 2018

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  • The Effect of Heat Recovery Aeration with the Exhausted Air on the Enclosed Vertical Type Composting Facility  [in Japanese]

    KAWAMURA Eisuke , TAKADA Akira , KOJIMA Yoichiro , NAKAKUBO Ryoh

    <p>密閉縦型発酵装置(コンポ)の排気をプレートフィン型熱交換器に導入し,空気を加温することで排気からの熱回収及び熱利用を試みた。その結果,コンポ排気(平均温度52.2℃,平均通気量210m<sup>3</sup>/h)と外気(平均温度11.3℃,平均通気量153m<sup>3</sup>/h)との熱交換により,得られた加温空気の平均温度 …

    Nihon Yoton Gakkaishi 55(2), 37-47, 2018

    J-STAGE  JASI 

  • P-3-10 Changing the method of raising the amount of gas generation in the biogas power generation system decreased (milking cattle manure urine: from a tie to a free stall barn)  [in Japanese]

    OGAWA Hitoshi

    … <p>Biogas power generation has been introduced by manure excretion in milk production. … Power generation in a cold district enables thermal insulation of a large-scale anaerobic fermenter, improving income by selling electricity and properly handling livestock excreta. …

    Proceedings of the Annual Conference of The Japan Institute of Energy 27(0), 274-275, 2018

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  • Factors on soil pH decrease in sandy upland field soil application with livestock manure  [in Japanese]

    Nakamura Yoshitaka , Tsunekawa Ayumi , Kasuya Masahiro

    日本における多量の降雨と,これに伴う下方向への土壌水の動きは,土壌中の交換性塩基を洗い流すことにより,土壌の酸性化を進める。そこで,一般的な農耕地土壌はカルシウム(Ca)やマグネシウム(Mg)肥料の投入により,作物生産に適した土壌pHとなるように改良が加えられている。農耕地土壌の中で,砂質の畑土壌は保肥力や保水力が小さいため窒素(N)の溶脱量が他の土壌より多い。Nの溶脱量が多いことは,CaやMgと …

    Japanese Journal of Soil Science and Plant Nutrition 89(3), 227-231, 2018

    J-STAGE  JASI 

  • Danish Biogas Policies and Partnerships among Prominent Actors in the Biogas Sector : Lessons Learnt from Two Newly Developed Biogas Projects  [in Japanese]

    浅井 真康 , 高井 久光

    世界有数の畜産品輸出国であるデンマークでは,大量排出される家畜排せつ物の有効利用を目的に1970年代からバイオガス利用の技術開発が進められ,畜産農家を中心にバイオガスプラントが広く普及してきた。しかし,2007年の経済危機以降,畜産農家の投資能力が低下し,バイオガス生産を巡る状況に大きな変化が生じている。そこで本研究では,新たなモデルとなる「エネルギー会社参入型」のホルステル・バイオガスプラントお …

    農林水産政策研究 = Journal of agricultural policy research (27), 25-47, 2017-11

    IR  DOI  JASI 

  • JSSPN Technological Advancement Awards : Study on molding technology of livestock manure compost  [in Japanese]

    原 正之

    日本土壌肥料学雑誌 = Japanese journal of soil science and plant nutrition 88(5), 383-386, 2017-10

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