CD Skripsi
Identifikasi Karakter Produksi Pati Beberapa Aksesi Sagu (Metroxylon Spp.)
ABSTRACT
Sago (Metroxylon spp.) is an important commodity serving as a source of local
carbohydrates and industrial raw material, especially in Kepulauan Meranti, Riau
Province, which has extensive sago plantations. The high genetic diversity in sago
leads to variability in starch production, highlighting the need for character
identification to support the selection of superior varieties. The objective of this
study was to identify the diversity of sago (Metroxylon spp.) accessions in
Kepulauan Meranti based on starch production traits, and to analyze their
relationship with plant morphology to determine the starch production potential of
each accession. The study was conducted from May to November 2024 at three
different field locations: C33, D35, and A38, all located within PT National Sago
Prima, Selat Panjang, Kepulauan Meranti. The experimental design used was a
split-plot design, with location as the main plot and accession type (Molat and
Tuni) as the subplot. Observed parameters included stem length, stem weight,
stem circumference, starch potential per stem, and starch yield. The results
showed that both location and accession significantly affected stem length, stem
weight, and starch potential per stem. The Molat accession exhibited superior
stem morphology and higher starch productivity compared to the Tuni accession.
Location A38 yielded the best results across all key parameters. Starch potential
per stem showed positive correlations with starch recovery, stem weight, and stem
height.
Keywords: Genetic diversity, stem morphology, phenotypic correlation,
environmental factors
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