韓国とオランダの農業栄養バランスの管理と移動の違い:OECD加盟国の中で栄養過剰が最も高い国
Ji Yeon Lim1, So Young Park2, Hyeon Ji Song2
1Institute for Microbiology, Leibniz University Hannover, Hannover, Germany.
Journal of environmental quality
|September 1, 2025
まとめ
韓国とオランダでは 栄養分が多すぎます オランダは投入量を削減し,生産量を増加させることで窒素 (N) とリン (P) のバランスを大幅に削減し,韓国は
科学分野:
- 農業科学
- 環境科学
- 農学について
背景:
- 韓国とオランダは,密集的な肥料化により,歴史的に高い窒素 (N) とリン (P) の過剰を示しています.
- 過去30年間,栄養バランスが大きく異なっており,オランダでは大幅な減少が見られ,韓国では依然として高い水準です.
研究 の 目的:
- 過去30年の韓国とオランダの栄養バランスの異なる傾向を分析する.
- 韓国の持続的な栄養過剰とオランダの成功的な緩和戦略に寄与する重要な要因を特定する.
- 韓国の農業システムにおける栄養過剰を減らすための解決策を提案する.
主な方法:
- OECD統計を用いた栄養バランスと関連農業パラメータの比較分析
- 両国における栄養素の投入 (肥料,肥料) と生産 (作物/飼料の収穫) の検討
- 栄養使用効率と栄養バランスの相関分析
主要な成果:
- オランダは,輸入量をそれぞれ35%と52%削減し,栄養分出力を増加させ,Pのほぼ均衡を達成することで,NとPのバランスを大幅に削減しました.
- 農業用地の減少と化学肥料の使用量の減少を相殺する肥料の生産量の増加により,韓国の栄養バランスは高かった (2019年のN ha−230 kg,P ha−46 kg).
- オランダでは栄養使用効率が著しく改善され,栄養バランスと逆相関が認められたが,韓国ではこの傾向は認められなかった.
結論:
- 持続的な過剰を解決するために 栄養素の輸入量を削減し 同時に栄養素の輸出量を増加させなければなりません
- 栄養素の使用効率を向上させ,持続可能な栄養素管理を実現するためには,先進的な農学手法と技術の導入が不可欠です.
- オランダのモデルは,農産物の栄養過剰を軽減するための投入の削減と生産の最大化の効果を強調しています.
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