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SKRIPSI PENGKAJIAN KETEPATAN DOSIS PUPUK N, P DAN, K PADA TANAMAN KACANG TANAH (Arachis hypogeae L.) DI DESA KLOPO KECAMATAN TEGALREJO KABUPATEN MAGELANG
ABSTRACT
An experiment to study the effect of N, P and K fertilizer dose on peanut (Arachis hypogeae, L.), in Ngrombeh orchard, Klopo Village, Tegalrejo District, Magelang Regency had been done since Mei 24th until September 15th, 2003. The altitude is 450 m dpl, soil kindis alfisol and pH 5-6.
The method of experiment is factorial (3x2x3) with completely randomized block design and three replications.
The first factor is dose of urea, 150, 187,5 and 225 kg/ha. The second factor is dose of SP-36, 30 and 70 kg/ha. The third factor is dose of KC1, 60, 100 and 140 kg/ha.
Increasing of urea fertilizer dose may increase weight of a hundred seed, fresh weight and dry weight of straw and fresh weight of filled pods and weight of dry seed. Increasing of SP-36 fertilizer dose may capable increase fresh weight and dry weight of filled pods, fresh weight and dry weight of filled pods, and weight of dry seed. Increasing of KOI dose may increase weight of dry seed, fresh weight and dry weight of straw dry, weight of filled pods. The best yield is on fertilizer dose urea 190 kg/ha, SP-36 70 kg/ha and KC1 110 kg/ha.
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