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Wyświetlanie 1-9 z 9
Tytuł:
Review of Shrimp (Litopenaeus vannamei (Boone, 1931)) Farming in Indonesia: Management Operating and Development
Autorzy:
Amelia, Fadilah
Yustiati, Ayi
Andriani, Yuli
Powiązania:
https://bibliotekanauki.pl/articles/1193476.pdf
Data publikacji:
2021
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Farming
Indonesia
Litopenaeus vannamei
Management
Shrimp
Opis:
Indonesia is an archipelago with a coastline of about 81,000 km and has enormous cultivation potential. The area that's the potential for aquaculture is estimated at 15.59 million hectares, consisting of 2.23 million hectares of freshwater cultivation land, 1.22 million hectares of cultivated land in brackish waters, and 12.14 million hectares of marine areas. Nowadays, only 10.1% freshwater, 40% of brackish water, and 0.01% of the marine area potentially suitable for cultivation are being used. However, land use for shrimp farming until 2017 has only reached 20% of the total potential. It is still very open to developing land for the extensification of shrimp farming. Shrimp is one of the non-oil and gas export commodities that play a crucial role. Besides the high price, shrimp also has a large market in various countries. Although the industry suffered disease outbreaks and environmental problems, Vannamei shrimp farming has recently seen a rapid expansion in Indonesia due to superior varieties and disease resistant shrimp. Vannamei shrimp is a new variety that’s some advantages, including more resistance or resistance to disease and low environmental quality, high stocking density, shorter rearing time, which is around 90-100 days per cycle. This study provides some necessary background for Vannamei shrimp farming in Indonesia. It focuses on the operating characteristics of shrimp farming in brief. Emphasis is placed on the impact of shrimp farming on the environment. Promising strategies for reducing nutrient release from shrimp farming are analyzed. Effective management measures to resolve or mitigate the adverse environmental effect of shrimp farming development have now become necessary and urgent. The sustainability of shrimp farming depends on many factors including the completeness of policies and regulations, good ecology, superior breeding and various kinds of cultivation technology and government support, advances in technology digitization and cooperation between industries shrimp farming.
Źródło:
World Scientific News; 2021, 158; 145-158
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The Restaurant Waste Fermentation as Feed Material: A Literature Review
Autorzy:
Anasih, Rita
Andriani, Yuli
Lili, Walim
Iskandar, Iskandar
Zidni, Irfan
Powiązania:
https://bibliotekanauki.pl/articles/1193488.pdf
Data publikacji:
2021
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Fermentation
Fish feed
Restaurant waste
Restaurant waste utilization
Opis:
Waste is the excess of individual regular activities and, or natural processes in solid form. Waste is classified into two categories, namely organic and inorganic waste. Restaurant waste is known as organic waste because of its biodegradable character in nature. Waste is one of the main issues in Indonesia that got no resolution continuously. On average, Indonesian people produce around 2.5 liters of waste per day. Based on its composition, dominated by organic waste around 58%, and the remaining 42% is inorganic waste. One of the uses of waste, especially restaurant waste, is that it has utilization in the fields of agriculture, livestock, and fisheries. One of the uses of restaurant waste in fisheries is its application as a feed ingredient. However, giving restaurant waste directly as fish feed doesn't provide optimal fish growth due to its nutritional content as the low protein and high crude fiber. Fermentation is the process of breaking down organic compounds into simpler compounds by involving microorganisms. Fermentation can increase the nutritional value of restaurant waste and gives additional function as a fish feed component. The nutritional value of fermented restaurant waste is 29.72% protein, 4.81% crude fiber, and 16.09% fat. The use of restaurant waste is known in various studies such as feed ingredients for catfish (Clarias sp.), Tilapia (Oreochromis niloticus), Grass carp, Grey mullet (Mugil cephalus), livestock such as broiler chickens, and organic fertilizers.
Źródło:
World Scientific News; 2021, 158; 285-298
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Growth performance and survival rate of giant gourami fingerlings (Osphronemus goramy Lacepede, 1801) with potassium diformate addition
Autorzy:
Nugraha, Algi Azmi
Yustiati, Ayi
Bangkit, Ibnu
Andriani, Yuli
Powiązania:
https://bibliotekanauki.pl/articles/1030092.pdf
Data publikacji:
2020
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Osphronemus goramy
giant gourami
growth
potassium diformate
survival
Opis:
This research aims to determine the method of adding potassium diformate to commercial feed to increase survival and growth in gourami juvenile. The method used in this research is an experimental method using a Completely Randomized Design (CRD), consists of four treatments and four replications. The treatments used are (A) Without giving Potassium diformate (control), (B) giving potassium diformate by 0.3%, (C) giving potassium diformate by 0.5% and (D) giving potassium diformate by 0.8%. The test fish used was 300 giant gourami with a length of 4-6 cm. The containers used in this research were aquariums with a size of 40 × 30 × 40 cm3 that reared in 16 aquariums. The density of giant gourami fingerlings during the research was 10 fish per aquarium. The rearing period was 40 days. The feed given was 3% of body mass. Water quality parameters (temperature, pH and dissolved oxygen) were observed every 10 days. Other parameters are the daily growth rate, feed efficiency, the survival rate and the acidity of intestinal and stomach which were observed every 10 days. The results showed that the addition of potassium diformate by 0.3% gives the best results of daily growth rate of 1.31%, feeding efficiency of 37.18%, survival rate of 100% and decreased acidity in the intestine and stomach which helps in the process of protein absorption.
Źródło:
World Scientific News; 2020, 143; 103-114
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The Effect of Potassium Diformate Addition to the Growth Rate and the Activity of Protease Enzyme of Giant Gourami Fingerlings (Osphronemus goramy Lacepede, 1801)
Autorzy:
Yustiati, Ayi
Nugraha, Algi Azmi
Bioshina, Ibnu Bangkit
Andriani, Yuli
Powiązania:
https://bibliotekanauki.pl/articles/1031523.pdf
Data publikacji:
2020
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Osphronemus goramy
giant gourami
growth
potassium diformate
protease enzyme
Opis:
This research aims to investigate the effect of adding potassium diformate to commercial feed on the increase of absolute growth rate and the activity of protease enzyme. The research was conducted from July to October 2019 in the Aquaculture Laboratory Faculty of Fisheries and Marine Sciences, Padjadjaran University. The method applied in this research was an experimental method using a Completely Randomized Design (CRD), which consists of four treatments and four replications. The treatments were: (A) without addition of Potassium diformate (control), (B) addition of Potassium diformate by 0.3%, (C) addition of Potassium diformate by 0.5%, and (D) addition Potassium diformate by 0.8%. The test fish were 300 giant gouramis with 4-6 cm in length. The containers used in this research were 16 rearing aquaria with a size of 40 30 40 cm3. The density of studied giant gourami fingerlings was 10 fish per aquarium. The rearing period was 40 days. The feeding rate was 3% from biomass. Water quality parameters (temperature, pH, and dissolved oxygen), the absolute growth rate, feed conversation ratio and survival rate were observed every 10 days. The protease enzyme activities were observed at the end of the research. Data on the absolute growth rate, feeding conversion ratio, the characteristics of protease enzyme and survival rate were analyzed using the Analysis of Variance (ANNOVA) continued with Duncan’s Multiple Range Test at the level of 95%, while the water quality was analyzed descriptively. The results show that the addition of potassium diformate by 0.3% gave the best result with the absolute growth rate of 1.50%, feed conversion ratio of 2.70, protease enzyme activity by 634.2 μ/mL and survival rate of 100%.
Źródło:
World News of Natural Sciences; 2020, 32; 74-86
2543-5426
Pojawia się w:
World News of Natural Sciences
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
A Strategic Environmental Assessment for Southern Coastal of West Java Province, Indonesia
Autorzy:
Rizal, Achmad
Andriani, Yuli
Kusumartono, F. X. Hermawan
Powiązania:
https://bibliotekanauki.pl/articles/1046561.pdf
Data publikacji:
2019
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Environmental
West Java
management
southern coastal
Opis:
Urban development along the southern coastal zone of West Java province involves land-use changes that have a direct impact on coastal ecosystems and services. The southern coastal, a metropolitan area to the south of west java province, is a study case in which the urban coastal occupation is reflected, with the consequent loss of certain services that the ecosystems offer to the population. The research analyses the Environmental Impact Assessment and the impacts of Coastal Zone Management proposals. The methodology used in the research leads to the Drivers-Pressures-State change-Impact-Response (DPSIR) perspective. The approach to the DPSIR has been based on a set of objectives that have brought a strong focus on the long-term preservation of the environment. As such, the planning process has included - and is recommended to include - the following steps: a) Environmental risk assessment; b) Sieve mapping process; c) Formulation of development regulations; d) Local development plans; e) Environmental Impact Assessment, f) Environmental Management Plan. In this sense, management responses should focus on the conservation of these threatened services, with the coordination and cooperation among different public administrations.
Źródło:
World Scientific News; 2019, 137; 188-209
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Effect of Using Fermented Lemna sp. in Fish Feed on Growth Rate of Nilem Carp (Osteochilus hasselti)
Autorzy:
Iskandar, Iskandar
Andriani, Yuli
Rostika, Rita
Zidni, Irfan
Riyanti, Namira Alfisah
Powiązania:
https://bibliotekanauki.pl/articles/1076662.pdf
Data publikacji:
2019
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Daily growth rate
Feed conversion ratio
Fermentation
Lemna sp.
Nilem carp
Osteochilus hasselti
Survival rate
Opis:
This research aims to determine the highest level of fermented Lemna sp. used in artficial feed to produce optimum growth rate of Nilem Carp. This research was conducted from March to July 2016, in the Ciparanje Laboratory and Aquaculture Laboratory of the Fisheries and Marine Science Faculty, Universitas Padjadjaran. The method used in this research is experimental, and is of a Completely Randomized Design (CRD). It consists of five treatments and three repetitions, providing one commercial diet (as control) and four fermented Lemna sp. levels (10%, 20%, 30%, and 40%). Collected data are analyzed with analysis of variance F-test at 95% confidence level. The parameters observed in this research are divided into four sub-parameters: nutrition changes of fermented Lemna sp., daily growth rate, feed conversion ratio and survival rate. The crude fiber content of Lemna sp. was reduced from 18.37% to 13.57%, and protein content increased from 19.37% to 23.47%, respectively, after fermentation. Based on the results of this research, fermented Lemna sp. used in fish feed at 40% level produced the best results: a daily growth rate at 0.75%, a feed conversion ratio at 3.61 and a survival rate of up to 100%.
Źródło:
World News of Natural Sciences; 2019, 26; 157-166
2543-5426
Pojawia się w:
World News of Natural Sciences
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Macrozoobenthos Community Structure in Cijulang River Pangandaran District, West Java Province, Indonesia
Autorzy:
Indra, Indra
Sahidin, Asep
Andriani, Zahidah dan Yuli
Powiązania:
https://bibliotekanauki.pl/articles/1059440.pdf
Data publikacji:
2019
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Bivalvia
Cijulang River
Community Structure
Gastropoda
Macrozoobenthos
Neritidae
Pangandaran District
Thiaridae
bioindicator
Opis:
Cijulang River, Pangandaran is a river that is used for agriculture, fisheries, industry, household activities and even as a tourist attraction. Macrozoobenthos is a bioindicator that can show changes in the quality of river waters due to these activities. The purpose of this study was to determine the macrozoobenthos community structure found on the Cijulang River, Pangandaran. The research method used is Purposive Sampling. The study was conducted at 4 stations along the Cijulang River from upstream to downstream in September - November 2018. The results of the research on the Cijulang River found 27 species of 5 classes included in 3 fillum namely Mollusca (23 species), Arthropoda (3 species) and Annelida (1 species). The value of macrozoobenthos density in the Cijulang River ranges from 29.7 - 416.3 ind/m2. Diversity index ranges from 1.48 - 2.24. The uniformity index ranges from 0.49 - 0.80. The range of water quality and substrate showed variations and dynamics that were still within the tolerance limits of macrozoobenthos life and water salinity is the main causes of variations in the macrozoobenthos community structure on the Cijulang River.
Źródło:
World Scientific News; 2019, 128, 2; 182-196
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The Effect of Addition of Butterfly Pea Leaf Meal (Clitoria ternatea) in Feed on the Quality of Color of Swordtail Fish Head (Xiphophorus helleri)
Autorzy:
Rintan, Octaviana Julia
Yuli, Andriani
Lintang, P. S. Yuliadi
Iskandar, Iskandar
Powiązania:
https://bibliotekanauki.pl/articles/1076656.pdf
Data publikacji:
2019
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Butterfly pea
Carotenoids
Clitoria ternatea
Color quality
Feed
Swordtail fish
Xiphophorus helleri
Opis:
The aim of this study was to determine the effect of butterfly pea leaf as a source of carotenoids on the quality of the color of the heads of swordtail fish. The study was conducted at the Aquaculture Laboratory, Building 4, Faculty of Fisheries and Marine Sciences, Padjadjaran University, from March to April 2019. The research method used an experimental approach with Completely Randomized Design (CRD) consisting of 4 treatments and 3 replications. Those treatments are 0%, 1%, 6% and 12% of butterfly pea leaf meal. The parameters observed included changes in head color quality, absolute weight growth, absolute length growth and water quality. Color observation data were analyzed using Kruskal-Wallis analysis if there were differences between treatments. Multiple comparisons were performed with the Z test with a confidence level of 95%. Data on the length of growth rates and absolute weights were analyzed using analysis of variance via the F test. Here, 95% was set as the confidence level. If there were differences between treatments, this was followed by Duncan test with a confidence level of 95%. The results showed that the addition of 6% butterfly pea leaf meal in commercial feed was able to improve the best color on the part of the swordtail fish head. This saw an average color score 9.56 and color value of 82.2. Addition of carotenoids in feed, however, did not significantly influence the growth of absolute weight or length and water quality.
Źródło:
World News of Natural Sciences; 2019, 26; 128-137
2543-5426
Pojawia się w:
World News of Natural Sciences
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Utilization of Fermented Mangrove Propagules (Rhizophora mucronata) as Feeding Material for Nile Tilapia (Oreochromis niloticus)
Autorzy:
Andriani, Yuli
Nurfalah, Firdausi
Yustiati, Ayi
Iskandar, Iskandar
Zidni, Irfan
Powiązania:
https://bibliotekanauki.pl/articles/1162438.pdf
Data publikacji:
2018
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Feeding Efficiency
Fermentation
Growth
Mangrove Propagulee
Oreochromis niloticus
Rhizophora mucronata
Tilapia
Opis:
The research was carried out at the Laboratory of Aquaculture, Faculty of Fisheries and Marine Sciences, Universitas Padjadjaran for culture and observation of fish and at the Poultry Nutrition Laboratory, Faculty of Animal Husbandry, Padjadjaran University on the fermentation process and the manufacture of test feeding. The purpose of this study was to determine the optimal percentage of Aspergillus niger fermented mangrove propagules meal in artificial feeding on the growth rate of nile tilapia. Tilapia fry used were 5-7 cm in size with an average weight of 4.97 ± 0.2 g. The study used a Completely Random Design (CRD) with five treatments and three repetition. Feeding is formulated on the percentage of fermented mangrove propagules meal use, that is 0; 2,5; 5; 7.5; and 10%. The main parameters observed were nutritional quality of fermented products, daily growth rate, feeding efficiency and survival. The data obtained were analyzed using F Test and continued with Duncan's Test if there were differences between treatments. The results showed that the addition of mangrove propagules fermented about 10% level. It gives results that there is no difference between the daily growth rate, feeding efficiency and survival whic is the same as those in tilapia. This is shows that mangrove propagulees can be used in fish feeding without causing negative effects on the growth of nile tilapia fry.
Źródło:
World Scientific News; 2018, 111; 74-86
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-9 z 9

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