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SKRIPSI PENGARUH MACAM PUPUK ORGANIK PADA BEBERAPA VARIETAS KUBIS BUNGA PUTIH (Brassica oleracea var. botrytis L. subvar. cauliflora DC)
ABSTRACT
A research is to know the effect of kind of organic fertilizer on variety of white cauliflower (Brassica oleracea var. botrytis L. subvar cauliflora DC). The research was carried out in Sambung Jetis Vil-¬ lage, Secang District, Magelang Regency, with an altitude of 350 meters above sea level. The kind of soil is Lato sol, with soil pH 6,5.
The research was started from April until July 1997. T'he research used factorial (3x3) experiment with randomized completed block design, consists of three replications. First factor is organic fertilizer (humus fertilizer INRA, compost fertilizer Super I'W and Guano Fosfat fertilizer). Second factor is variety (Fengshan Extra Early (501), Farmers Early No.2 Hibrida F, (506) and Cauliflower Hibrida F, Milky).
The result of research shows that application of compost fertilizer Super TW result in the highest growth and yield on leaves width and weight of curd. Cauliflower Hibrida F; Milky variety growth and yield is the h ighest on all observed parameters. The highest curd weight is shown on Cauliflower Hibrida F; Milky variety treated by compost fertilizer Super TW, that is 582 g each plant.
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