Pembuatan Plastik Biodegradable dari Pati biji Durian dan Pati Biji Nangka

Durian seeds and jackfruit seeds are agricultural waste containing high starch, which can be used as raw material for biodegradable plastic. The purpose of this research was to get the best formulation on the making of biodegradable plastic based on starch of durian seed and starch of jackfruit seed with addition of beeswax. This research was conducted experimentaly by using complete randomized design (CRD) which consists of five treatments and three replications, thus analysis of variance (ANOVA) and followed by Duncan’s New Multiple Range Test (DNMRT) at level 5%. The treatments in this research were P1 (starch of jackfruit seed 5%), P2 (starch of durian seed 1,25% : starch of jackfruit seed 3,75%), P3 (starch of durian seed 2,5% : starch of jackfruit seed 2,5%), P4 (starch of durian seed 3,75% : starch of jackfruit seed 1,25%), and P5 (starch of durian seed 5%) in formulation of biodegradable plastic. The best treatment was P2 which has a thickness of 0,76 mm, water resistance of 59,19%, water vapor transmission rate of 4,53 g/cm2/h, tensile strength of 21,57 MPa, and elongation of 6,58%

Pembuatan Nugget Ikan Kembung Dengan Penambahan Jamur Tiram

The purpose of this study was to obtain the best ratio of oyster mushrooms in addition to the quality of mackerel fish nugget. The research method used a completely randomized design CRD experiment consisting of four treatments and four replications. The treatments consisted of KJ1 (ratio of mackerel fish and oyster mushrooms 70:30), KJ2 (ratio of mackerel fish and oyster mushrooms 60:40), KJ3 (ratio of mackerel fish and oyster mushrooms 50:50), and KJ4 (ratio of mackerel fish and oyster mushrooms 40:60). The data obtained were statistically analyzed using analysis of variance and continued with Duncan's multiple range test (DMRT) at the 5% level. The results showed that the ratio of mackerel fish and oyster mushrooms significantly affected moisture, ash, protein, and crude fiber content, as well as descriptive sensory assessments such as color before and after frying, aroma before and after frying, texture before frying, elasticity, taste and overall hedonic assessment. The best treatment was KJ3 (ratio of mackerel fish and oyster mushrooms 50:50) which of 56.45% moisture 1.11% ash, 15.40% protein, and 2.98% crude fiber content. The overall sensory assessment of the nugget was slightly white color before frying, yellowness after frying, a little oyster mushroom flavoring before and after frying, a little soft texture, chewy, and slightly oyster mushroom taste

Rasio Susu Full Cream dan Minyak Sawit Merah pada Pembuatan Es Krim Ubi Jalar Kuning (Ipomea Batatas L.)

Ice cream is a semi-solid food made by freezing a mixture of milk, fats of animal and vegetable, sugar, and other foodstuffs. This study aims to get the best ratio between full cream milk and red palm oil. This research used a Complete Randomized Design (CRD) with four treatments and four replications. The treatment were ratio of full cream milk : red palm oil 100:0 (E0), 97:3 (E1), 94:6 (E2), 91:9 (E3). The data were statisticallyanalyzed using Analysis of Variance (ANOVA) and Duncan's New Multiple Range Test (DNMRT) at 5%. The research observed was overrun, melting rate, total solids, protein content, fat content, and sensory test. The best treatment of ice cream from this research was E2 which have overrun 23.45%, melting rate 12.47 minutes, total solids 33.01%, fat 5.17%, and protein 2.82%.The result of ice cream's descriptive assesment testwere yellow colour (2.83), taste sweet (2.50), slightly flavour red palm oil (3.33), and texture creamy (2.26). Overall assessment hedonic test of ice cream was preferred by the panelists

Analisis Pemetaan Kesukaan Konsumen pada Produk Bolu Kemojo di Kalangan Mahasiswa Fakultas Pertanian Universitas Riau

The purpose of this research was to determine the position of the product and the best sponge kemojo attributes from various kinds of sponge kemojo are used, such sponge Kemojo Cik Puan, sponge Kemojo Khadizah, sponge Kemojo Mega Rasa, sponge Kemojo Kembang Sari, sponge Kemojo Insan Sukses, sponge Kemojo Helmi, sponge Kemojo AL-Mahdi. To determine the level of consumer preference to a product. In addition there was still a lack of effort in developing products towards the manufacturer at this time. This research was conducted by mapping methods of internal and external preferences with objects of eight different product types. Sensory analysis used were hedonic and descriptive test. The results of cluster analysis of hedonic test and the main component analysis of the descriptive test were then analyzed by using the preference mapping technique, with the sensory attributes used in sponge kemojo products taste pandanus, sweetness, burning, testeful, green color, aroma of eggs, caramel, tenderness in the mouth, legit, vacancy rate, subtlety of texture. From the results of the analysis conducted, the productssponge sponge Cik Puan products and sponge Kembang Sari most favored by the panelists

Pengaruh Penambahan Rebung Betung dalam Pembuatan Nugget Ikan Patin (Pangasius Hypopthalamus)

Catfish nuggets is one of the products processed using a cut of catfish relatively small and irregular then be attached to return to the product greater by adding seasoning, filler and materials fastener. This research aims to know the influence of the adding of bamboo shoots betung to quality nugget according SNI-01-6638-2002. Research methods using the complete random design consists of 4 treatments and each treatment was repeated 4 times. Treatment additions bamboo shoots begin from 0%, 10%, 20%, and 30% from 100 grams of heavy materials. The data analyzed by statistic using Anova. Organoleptic analysis with Duncan's New Multiple Range Test (DNMRT) on 5% level. The result showed that the best treatment was the addition of bamboo shoot treatment 30%. The product has a water content of 30,22%, ash content of 1,17%, the protein content of 12,12%, 3,54% fiber content, with color are golden yellow (3,63) and color in grayish white (4,07), aroma slightly scented fish and slightly scented bamboo shoots (2,93), rather tasteless fish and a little taste of bamboo shoots (2,77), texture a bit chewy (2,73) and overall ratings between like to favorite (4,49)

Karakteristik biodiesel dari minyak jelantah menggunakan katalis abu gosok dengan variasi penambahan metanol

Biodiesel is the reaction esterification and transesterification between oil and alcohol. Biodiesel raw materials in the form of vegetable oil, one of which is Waste Cooking Oil (WCO). This study aims to obtain the addition of the best methanol in the manufacture of biodiesel from cooking oil. The research method used Randomized Complete Design (RAL) with M1 treatment (methanol 65 ml), M2 (methanol 75 ml), M3 (methanol 85 ml) and M4 (95 ml methanol). The best result was obtained with addition of 95 ml of methanol (M4) with 0.42 mg KOH / g, total glycerol 0,08%, flash point 227 ° C, saponification number 123,46 mg KOH / g and methyl ester 99 , 4%. &nbsp

Pemanfaatan Daun Katuk (Sauropus Adrogynus) dalam Pembuatan Teh Herbal dengan Variasi Suhu Pengeringan

The purpose of this research was to know the effect temperature of drying for aktivity katuk leaf herbal tea. Drying katuk leaf herbal tea used with temperature 40°C, 45°C, 50°C, 55°C for 2 hours. This study used Randomized Block Design (RAK) with 4 treatments and 4 replications to get 16 experimental units. The data obtained were analyzed by analysis of variance (ANOVA). If the test results show F arithmetic greater or equal to F table then tested further with Duncan New Multiple Range Test (DNMRT), at 5% level to know the difference of influence on each treatment. The results showed that moisture content of 6.49-3.87%, ash content of 1.23-1.27% and antioxidant 14.08-56.06μg/ml. The results of the study indicate that for the overall assessment that the panelists rather like to love the leaves produced katuk herbal tea