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Application of manure, nitrogen fertilizer, and EM4 to improve growth and yield of red chili (Capsicum annuum L) on an Alfisol J A Setiawan; M D Maghfoer; E Nihayati
Journal of Degraded and Mining Lands Management Vol 3, No 2 (2016)
Publisher : Brawijaya University

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (276.018 KB) | DOI: 10.15243/jdmlm.2016.032.535

Abstract

Red chili is commodity of vegetable that has high economic value, but still has low productivity. The objective of this study was to elucidate the effect of goat manure and Urea application with EM4 and to obtain the best dose of combination in order to improve growth and yield of red chili. The study was conducted at Jatikerto-Malang from January to June 2015. The research applied Factorial Randomized Block Design that comprised of two factors by three replications. First factor: Goat manure and Urea, 25% N PKK + 75% N Urea (A1), 50% N PKK + 50% N Urea (A2) and 75% N PKK + 25% N Urea (A3). Second factor: Doses of EM4 0 L/ha(E0), 30 L/ha (E1), 40 L/ha (E2) and 50 L/ha (E3), and one control treatment (100% N Urea). Results of the study showed that combination of 50% N PKK + 50% N Urea and EM4 at levels 30 and 40 L/ha produced the best and optimal plant height, numbers of branches and number of flowers. Separately, application of 25% N PKK + 75% N Urea produced 292.67 fruits per plant, fruits weight per plant 389.08 g per plant and fruits weight per hectare 10.92 t/ha. EM4 at level 30 L/ha showed the best and optimal fruits weight per hectare, 12.27 t/ha. The control showed better growth but not significant compared with combination of 25% N PKK + 75% N Urea with EM4 at level 30 and 40 L/ha. Combination treatment produced number of fruits 26.01%, fruits weight per plant 21.53% and fruits weight per hectare 25.15% higher than control.
The potential of Tithonia diversifolia green manure for improving soil quality for cauliflower (Brassica oleracea var. Brotrytis L.) H Hafifah; S Sudiarso; M D Maghfoer; B Prasetya
Journal of Degraded and Mining Lands Management Vol 3, No 2 (2016)
Publisher : Brawijaya University

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (299.7 KB) | DOI: 10.15243/jdmlm.2016.032.499

Abstract

This study aimed to analyze the effect of Tithonia diversifolia green manure and cow manure on soil quality and yield of cauliflower. A field experiment was conducted in the village of Tegalgondo, Karangploso District of Malang Regency. Eight treatments tested were control (no added manures), T.diversifolia 8.15 t/ha, cow manure 25.85 t/ha, NPK fertilizer 1.35 t/ha, T.diversifolia 4.08 t/ha + cow manure 12.93 t/ha, T.diversifolia 4.08 t/ha + NPK fertilizer 676 kg/ha, cow manure 12.93 t/ha + NPK 676 kg/ha and T.diversifolia 2.69 t/ha + cow manure 8.53 t/ha + NPK fertilizer 446 kg/ha. Soil quality was monitored at top soil (0-20 cm) at planting time and 30 days after planting. Soil samples were collected and analyzed for chemical and physical properties. Yield of cauliflower was observed at the time of harvest or 44 days after planting. The results showed that application of green manure could significantly change the physical and chemical properties of the soil. The decrease of bulk density of about 27.47%, increase of organic carbon of about 12.60%, increase of total N of about 53.87%, increase of available P of about 64.24 mg/kg, and exchangeable K of about 8.34 cmol/kg were observed in T. diversifolia treatment. The increase of pH of about 1.75%, and total porosity of about 17.73% was found in cow manure treatments. The increased water holding capacity of about 10.70% was found in T. diversifolia + cow manure treatments and increased stability aggregate about 23.54% was found in T. diversifolia + cow manure + NPK treatments. There was a significant increase of fresh weight of flower about 666.67 g/plant in T. diversifolia + NPK treatment.