CD Skripsi
Hasil Tanaman Selada (Lactuca Sativa L.) Pada Komposisi Medium Berbeda Yang Dipupuk Dengan Urea Dalam Sistem Budidaya Terapung Lahan Rawa Gambut
ABSTRACT
The cultivation of lettuce floating system peat swamps with different media
compositions given with urea has never been studied. The aim of this study was to determine
the interaction between medium composition and the dose of urea which produces best
lettuce (Lactuca sativa L.) growth and yield on peat swamp floating cultivation. The research
used 4×4 factorial in completely randomized design with two factors. First factor was type of
medium composition consists of 4 levels: M1 (70% peat : 5% Inceptisol : 20% chicken
manure fertilizer: 5% OPEFB ash), M2 (60% peat : 15% Inceptisol : 20% chicken manure
fertilizer : 5% OPEFB ash), M3 (50% peat : 25% Inceptisol : 20% chicken manure fertilizer :
5% OPEFB ash), M4 (40% peat : 35% Inceptisol : 20% chicken manure fertilizer : 5%
OPEFB ash). The second factor was urea dose consists of 4 levels: U0 (without urea), U1 (2
g per polybag), U2 (4 g per polybag), U3 (6 g per polybag). The results showed that the
interaction between the medium composition and the dose of urea had an effect on the yield
of lettuce. The composition of M1 ( 70% peat : 5% Inceptisol : 20% chicken manure fertilizer
: 5% OPEFB ash) medium produced the best lettuce growth when fertilized with a dose of U2
(4 g per polybag) urea.
Keywords: Lactuca sativa L., peat swamp, medium composition, urea fertilizer
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