CD Skripsi
Akuaponik Tanaman Selada Menggunakan Media Gambut Yang Diaplikasi Abu Tkks Dan Pupuk Nitrogen
ABSTRACT
Rainwater harvesting is a technique of using water in aquaponic
agriculture. Aquaponics is an agricultur that raises plants and fish in the same
container. Lettuce is a leafy vegetable plant that has high economic value.
However, lettuce cultivation has not developed due to limiting factors such as the
availability of water and growing media. Peat is soil that has low fertility for plant
growth so it needs to be given ameliorant and fertilization. This study was
conducted using a factorial completely randomized design (CRD). The first factor
is TKKS ash with 4 levels, namely A0 = 0 ton.ha-1, A1 = 1,5 ton.ha-1, A2 = 3
ton.ha-1, A3 = 4,5 ton.ha-1 and the second factor is Nitrogen fertilizer (Urea)
consisting of 4 levels N0 = 0 kg Urea.ha-1, N1 = 100 kg Urea.ha-1, N2 = 150 kg
Urea.ha-1 dan N3 = 200 kg Urea.ha-1.The results showed that the addition of
TKKS ash increased pH, KTK, and the bases exchanged. Giving 1,5 ton.ha-1
increased chlorophyll content, wet fallow of plants, consumption weight and root
volume. Increasing doses of Nitrogen (Urea) fertilizer resulted in a decrease in the
growth and yeield of lettuce. The best combination is giving TKKS ash 1.5 ton,ha-
1 and Nitrogen fertilizer (Urea) 0 Urea kg.ha-1.
Kata kunci : Aquaponics, peat, TKKS ash, nitrogen fertilizer
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