CD Skripsi
Uji Berbagai Ukuran Bulbil Dan Dosis Dolomit Terhadap Pertumbuhan Porang (Amorphophallus Muelleri Blume.) Pada Media Gambut
ABSTRACT
Porang (Amorphophallus muelleri Blume.) is one of the plants that has the
potential to be cultivated on peatlands. This research aimed to increase the growth
of porang on peat media for 6 months after planting by using bulbil size with
dolomite. This research was conducted in the Technical Management Unit of
Experimental Gardens, Faculty of Agriculture, Riau University from October
2020 to April 2021. This study was 4x3 factorial experiment arranged according
to completely randomized design. The first factor was bulbil size which consists
of four levels, (at 5,0 g-7,5 g; >7,5 g-10 g; >10 g-12,5 g; >12,5 g-15.0 g) and the
second factor dose of dolomite consists of three levels, (at 2,5 ton.ha-1; 5,0 ton.ha-
1; 7,5 ton.ha-1). Parameters observed were growth power, plant height, stem
diameter, canopy width, rachis length, number of leaves, number of leaflets, and
number of bulbil. Based on the results of the study, it was shown that porang has
the potential to be developed in Riau Province, because it is able to adapted well
to peat soils. Use of bulbil sizes >12,5-15,0 g and dose of dolomite 7,5 ton.ha-1
showed a better response to the growth of porang plants than other treatments.
The results showed that the application of dolomite can improve some of the
chemical properties of peat soil.
Keywords : Bulbil, Dolomite, Porang, Peat
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