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Journal : AGROLAND: The Agricultural Sciences Journal

PRODUCTION IMPROVEMENT STRATEGY OF COMMUNITY-BASED SALT IN PALU BAY Rustam Abd. Rauf; Asriani Hasanuddin; Rosedi Rosedi
AGROLAND: The Agricultural Sciences Journal Vol 3, No 1 (2016)
Publisher : Tadulako University

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Abstract

Palu is one of the main areas that have regional salinity and the management is still using the traditional way. Internal factors of inner salt farmers and external factors affecting the production of folk salt in the city of Palu. This study aims to (1) identify the internal factors that become strengths and weaknesses in increased production of community-based salt at Palu bay; (2) identify external factors that became opportunities and threats in the increased production of community-based salt in Palu Bay; (3) define an alternative strategies for improving folk’s salt production in Palu bay. SWOT analysis results indicate that the appropriate strategy in improving the community-based salt production in Palu bay is in the position of the quadrant I SO strategy (Strength-Opportunities). This strategy is implemented by the program: (1) Maximizing production by utilizing the available resources; (2) Increasing the salt farmer mastery of science that accompanied the adoption of appropriate technological innovation; and (3) Increasing capacity in marketing management and build a broader partnership. The results of the analysis obtained the best strategy QSPM the 2nd program "Improvement of salt farmer mastery of science that accompanied the adoption of technological innovations.
ANTIBACTERIAL AND ANTIOXIDANT ACTIVITIES OF COCOA POD THAT ASSOCIATED IN MALTODEXTRIN IN VARIOUS CONCENTRATION Asriani Hasanuddin; Chairil Anwar; Marhawati Mappatoba; Hafsah Hafsah
AGROLAND: The Agricultural Sciences Journal Vol 5, No 2 (2018)
Publisher : Tadulako University

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Abstract

Cocoa pod extract ((Theobroma cacao L.) has antioxidant and antimicrobial activity that has the potential as a natural food preservative. However, in its use the cocoa fruit skin extract has a disadvantage because the short shelf time and its application to food are limited, efforts are needed to prevent damage and extend shelf life, one of the efforts that can be done is by encapsulating the extract.This study aims to determine the antibacterial activity and antioxidant encapsulation of cocoa peel extract, this study begins with the extraction of cocoa pods with ethanol solvent by comparing cocoa pods : solvent 1: 4 The skin of cacao cocoa fruit used is yellow harvested cocoa fruit, then chopped and dried to form flour.The sample is extracted by maceration with ethanol solvent Antioxidant test is done by DPPH method, while antibacterial test is carried out by the well diffusion method. This study used a completely randomized design method (CRD) with 5 treatments using a maltodextrin concentration of 20% (M1); 30% (M2); 40% (M3); 50% (M4) and 60% (M5). The results showed that the treatment gave the highest yield in the treatment of 60% maltodextrin concentration (M5), while the highest antioxidant activity was obtained in the treatment of 20% maltodextrin (M1) with IC50 75.98 µg / mL and the treatment with the lowest antioxidant activity was obtained at treatment of 60% maltodextrin concentration (M5) with IC50 value 114.89 µg / mL. While for the antimicrobial activity also obtained with the same results, namely treatment of 20% (M1) obtained a higher inhibition diameter compared to treatment at 30%; 40%; 50% and 60% for all types of bacteria. The inhibition diameter in the treatment of the concentration of maltodextrin 20% (M1) for E. coli bacteria is between 4.12 mm - 10.95 mm, Salmonella sp is 2.85 mm - 8 , 25 mm and for Staphylococcusaureus of 5.15 mm - 13.90 mm and the lowest inhibition diameter was obtained in the treatment of 60% maltodextrin concentration (M5) for E. coli bacteria of between 2.0 mm - 4.79 mm, Salmonella sp of 1.15 mm - 4.35 mm and for Staphylococcusaureusat 2.76 mm - 5.17 mm.This study concluded that the encapsulation of cocoa peel extract using 20% maltodextrin had the highest antioxidant and antimicrobial activity when compared with other treatments namely 30% concentration; 40%; 50% and 60% but for the treatment of 20% and 30% there is no difference. Ethanol extract of cocoa pods can be made in the form of encapsulates which are very likely to be used as natural preservatives.