Utilization of blood meal, slaughterhouse waste and bio gas slurry into fertilizer
N Ginting - Indonesian Journal of Agricultural Research, 2020 - talenta.usu.ac.id
In slaughterhouses the burden of waste such as excessive blood volume causes waste
process with sewage treatment pond cannot work optimally. Blood should be separated and …
process with sewage treatment pond cannot work optimally. Blood should be separated and …