SUMMARY
The aim of the study was to know the affect of organic fertilizer kind and dosage of P fertilizer to yield of peanut(Arachis hypogxa L) on entisol. The research was carried out at Colomadu, Karanganyar from September 1999 to January 2000. The field research design was factorial arranged in Completely Randomized Block Design, consist of two factors : organic Fertilizer and Dosage ofP fertiilizer. The first factor was kind of organic fertilizer: bokhasi (O1), animal manure (O,) and fine compost (O3). The second factor was dosage of P fertilizer consist of four doses: without P fertilizer (P0), 50 kg SP-36 /ha (P1), 100 kg SP-36 /ha (P2) and 150 kg SP-36 /ha (P3). The study indicated that the kind of organic fertilizer non significant to soil pH, available Pemegang, height of plant, total of fill pod, total of empty pod, weight of fresh pod of plant and weight of 100 seeds and significant to fresh weight of plant, weight of fresh pod of plot, weight of dry pods of plot and weight of seed of plant. Bokhasi indicated better affect than animal manure and fine compost. P fertilizer incraesed weight fresh pod of plot and weight of dry of plot.