PERTUMBUHAN DAN HASIL TANAMAN KUBIS BUNGA(Brassica oleracea var. botrytis L.) PADA PEMBERIANBEBERAPA JENIS PUPUK ORGANIK DENGANDOSIS YANG BERBEDA DAN PUPUKNPK DOSIS RENDAH

The objective of the research was to know the growth and yield of cauliflower by applying TKKS compost fertilizer, rice husk charcoal and chicken manure fertilizer with low dose NPK fertilizer. This research was conducted from August to October 2019 at Bukit Lama, Ilir Barat I, Palembang, South Sumatra. This research was aranged on randomized block design with treatment P0= 50% NPK fertilizer (0,5 g polybag-1), P1 = TKKS compost fertilizer 20 tons ha-1 + NPK 50%, P2 = TKKS compost fertilizer 25 tons ha-1 + NPK 50%, P3 = TKKS compost fertilizer 30 tons ha-1 + 50% NPK, P4 = rice husk charcoal 20 tons ha-1 + 50% NPK, P5 = rice husk charcoal 25 tons ha-1 + NPK 50%, P6 = rice husk charcoal 30 tons ha-1 + NPK 50%, P7 = Chicken manure fertilizer 20 tons ha-1 + NPK 50%, P8 = Chicken manure fertilizer 25 tons ha-1 + NPK 50%, P9 = Chicken manure fertilizer 30 tons ha-1 + NPK 50%. Based on the results of the research that the treatment of P9 (chicken manure fertilizer 30 tons ha-1 + NPK 50%) showed the highest yield of commercial fresh cauliflower weight is 204.22 g.