CD Skripsi
Potensi Pembuatan Pupuk Dalam Bentuk Pelet Dari Bottom Ash Dan Fly Ash Industri Pulp Dan Kertas Untuk Hutan Tanaman Industri
ABSTRACT
The paper and pulp industry is very important economy in the
Indonesian. This industry also wastesolid produces which may harm our
environment. This study aims to determine the potential of bottom ash and fly ash
as pellets. The experiment were performed with two variable treatmentwhich are
the comparation of bottom ash with fly ash (0:100, 25:75,50:50, 75:25 and 100:0)
and the adhesive doses (0%,0,5%,1% and 1,5%). The physical properties of
resulting pellets were tested including density, water holding capacity, and
durability. The effect of pellets on the growth of tomato plants were also carried
out. Based on the analysis of research results the pellets meet minimum
requirements of organic fertilizer and soil conditioner according to Indonesian
National Standard (SNI 7847:2012) and PERMENTAN No.7 tahun 2011 unless
C-Organic. The pelletization of fertilizer to the size of 5 mm can be done by
adding adhesive cassava starch 1% with the physical properties of the pellets
including a density of 1,724 g/mL, water holding capacity of 65,14% and
durability of 93,89%. The use of pellet fertilizer with 100% fly ash has a good
effect on the growth of tomato plants.
Keywords: Bottom ash, fly ash, fertilizer pellet, cassava starch, tomato plants
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