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Phosphorus recovery:a need for an integrated approach
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作者 Suriyanarayanan Sarvajayakesavalu Yonglong Lu +3 位作者 Paul.J.A.Withers Paulo Sergio Pavinato Gang Pan Pisit Chareonsudjai 《Ecosystem Health and Sustainability》 SCIE 2018年第2期22-32,共11页
Introduction:Phosphorus(P)is an essential element in food production.P consumption is increasing over the years due to increasing population and increasing demand for agricultural yields.Managing the agricultural P th... Introduction:Phosphorus(P)is an essential element in food production.P consumption is increasing over the years due to increasing population and increasing demand for agricultural yields.Managing the agricultural P through the understanding of bioav ailability,transport,and runoff will maximize the soil productivity and minimize the environmental effects.Efficient management in agriculture,governance,and lack of integrated international govern-ance need to be addressed to overcome the P scarcity issue.Results and Discussions:This article is focusing one such efficient management of P resource addressing the major portion of phosphorus which is unnoticed in agricultural residues,manures,and other sources.Increasing cost of phosphate fertilizer,a scarcity of high-quality phosphate rock(PR),and increasing surface water pollution are driving a need to accelerate the recovery and reuse of phosphorus(P)from various waste sectors.Options to recover P occur all along the open P cycle from mining to households to oceans.However,P recovery as a regional and global strategy toward P sustainability and future food,bio energy,and water security are in its infancy because of a number of technological,socioeconomic,and institutional constraints.Resolving these constraints requires concerted colla boration between relevant stakeholders and an integrated approach combining successful business models with socioeconomic and institutional changes. 展开更多
关键词 PHOSPHORUS recovery and reuse phosphatic fertilizers depletion EUTROPHICATION
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