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SKRIPSI PENGARUH RESIDU PENGAPURAN DAN PUPUK P PADA TANAH GAMBUT TERHADAP HASIL TANAMAN BUNCIS ( Phaseolus vulgaris L. )
ABSTRACT
The research concering the residual effect of liming and P fertilizier at gambut soil for the yield beans (Phaseolus vulgaris L) aim to know residual effect of liming and fosfor fertilizier for yield beans in efficiency use P fertilizier.
The research was done in the plastic hause at Kedungsari Village, North Magelang District, Magelang Regency. In the altitude 380m of the sea level. The research was begun on 10 th Januari-27 th Februari 1993.
The research method using factorial design with bottom design it's completely Randomzed Design (CRD) consist of two factors. It's lime residual and P fertilizer residual, with 3 replications.
Factor I : The lime residual (D) consist of 4
levels, it's:
D0: 0 ton/ha lime
D1: 1,25 ton/ha lime
D2: 2,5 ton/ha lime D33,75 ton/ha lime
Factor II: P fertilizer residual (P) consist of 4
levels it's:
P1: 40 kg/ha P205
P2: 80 kg/ha P205 P3 120 kg/ha P₂O 205
The result of the research showed that the treatment of liming residual to give very significant effect for age of flowering and weight of pods plant, significant effect for the number of pods plant, but non significant for the heigh plant, lenght of pods per plant, the fresh weight of straw the dry weight of straw.
P fertilizer residual very significant effect per per the and for
the age of flowering, the weight of pods per plant, the fresh weight of straw and the dry weight of straw, sig- nificant effect for the number of pods perplant, but non signifiesnt effect for the height of plant and the lenght of pods per plant.
The heighest yield of treatment combination (D3P3) that is 64,66 kw/ha and the lowest yield of treatment combination (DoP1) thas is 27,70 kw/ha.
It wasn't interaction between liming residual and P fertilizer for all observation parameters.
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