@vets_blog
Thursday, January 12, 2017
Pemanfaatan Kotoran Hewan Menjadi Biogas
Power Point Dinas P3 Sidoarjo tentang manfaat dan tata cara pembuatan biogas dari kotoran sapi
Download link :
https://drive.google.com/file/d/0BzdatLSbIPz-TDVKN3lUOGJCTjQ/view
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