CD Skripsi
Perkembangan Cacing Tanah (Lumbricus Rubellus) Dan Kualitas Kompos Yang Dihasilkan Dari Beberapa Jenis Bahan Organik
ABSTRACT
Empty fruit bunches, rice straw, corn cobs, and acacia leaves are kind of
agricultural waste. These organic materials can be composted. The epigeic worm
group contains earthworms capable of decomposing agricultural waste, one of
which is Lumbricus rubellus. It is unknown which organic matter can increase the
growth of earthworms and produce high quality compost. The purpose of this
study was to determine the effect of several types of organic matter on the growth
of earthworms (Lumbricus rubellus) and quality of the compost by decomposting
earthworm. The study was implemented from September 2020 to January 2021
using non factorial completely randomized design (CRD) in the soil science
laboratory of the Faculty of Agriculture, Riau University. Consisting of 5
treatments: P1 (acacia leaves), P2 (empty fruit bunch), P3 (rice straw), P4 (reed),
P5 (corn cobs). Parameters observed were the amount of adult worms, tiller
worm, egg worm, pH, N, P, K, C-Organic and C/N ratio. The study's data were
statistically analyzed using variance, followed by the Honest Significant
Difference (HSD) test at the 5% level. Reed was the best treatment for earthworm
growth which resulted in the amount of adult earthworms as much as 241%, the
amount of tiller earthworms more than 970%. Rice straw has better compost
qulity because it has pH 7.33, N 2.48%, P 0.24%, K 2.77%, C-Organic 28.40%
and C/N ratio 12.35.
Keyword: Acasia leaves, Corn cobs, Earthworm, Empty fruit bunches, Reed, Rice
straw, Vermicompost.
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