Recovery of Copper and Zinc from Livestock Bio-Sludge with An Environmentally Friendly Organic Acid Extraction

Pig farmers in Taiwan tend to overdose copper (Cu) and zinc (Zn) in animal feeds to ensure pig health. The application of Cu- or Zn-rich livestock compost to fields can result in high Cu/Zn residues in surface soil and violate limitations for zinc and copper in land applications. This study aims to...

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Bibliographic Details
Main Authors: Kuang-Wei Yen, Wei-Chen Chen, Jung-Jeng Su
Format: Article
Language:English
Published: MDPI AG 2024-01-01
Series:Animals
Subjects:
Online Access:https://www.mdpi.com/2076-2615/14/2/342