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SKRIPSI PENGARUH MACAM STEK DAN DOSIS PUPUK TOTARO TERHADAP HASIL TANAMAN UBI JALAR (Ipomea batatas)
ABSTRACT
The research about the effect of kind of cuttings dose of Totaro fertilizer on yield of sweet potato (Ipomea batatas) had been caried out 9th April until 18th Juli 2000 at Gambasan Village, Tembarak Distric, Temanggung Regency, Central Java. The altitude 410 m and the soil type is Latosol.
The methode is factorial (3 x 4) experiment in randomized complete block design consist of three replications. The first factor is kind of cuttings 1-6, 4-10 and 7-13 internode. The second factor is Totaro of dose 200, 400, 600 and 800 kg/ha.
The result of research shows internode of cutting 10 gives the best affect on number of bulbs per 4 plant, number of bulbs per plot, weight of bulbs plot, diameter of bulbs and length of bulbs.
Increasing dose of Totaro signifficanly increases number of bulbs per plot, weight of bulbs perplant. Weight of bulbs per plot, diameter of bulbs and length of bulbs, but do not significanly affect number of bulbs perplant.
Dose of Totaro on kind of cutting non signifficanly affect number of bulbs perplant, number of bulbs per plot, weight of bulbs per plot, weight of bulbs perplant diameter of bulbs, and lengt of bulbs.
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