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ZOOTEC

zootek
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Published by Universitas Sam Ratulangi

ISSN : 08522626 EISSN : 26158698 DOI : https://doi.org/10.35792/

Core Subject : Health, Science, Agriculture,

Agriculture, Biological Sciences & Forestry Biochemistry, Genetics & Molecular Biology Veterinary

Zootec is a scientific periodical journal published by the Faculty of Animal Sciences, Sam Ratulangi University in 1995 with the print ISSN number 0852 – 2626. The focus of articles on Animal Sciences includes 1. livestock production, 2. Animal Feed and Nutrition, 3. Livestock Socio-Economics, 4. Animal Product Technology, 5. Animal Health, and 6. Potential pet wildlife Animal. Since its publication in Volume 38 number 1 of January 2018, it has been accredited with Rank 5 at the Ministry of Research, Technology and Higher Education Republic of Indonesia, Number SK 28/E/KPT/2019 with eISSN number 2615-8698. Starting Volume 41 No 2 of July 2021 the Zootec Journal has changed the writing template from the previous writing template. The Zootec journal has been indexed by Google Scholar, SINTA, Crossref, Garuda. Article authors can send articles in Indonesian or in English via email: jzootek@yahoo.com to be considered for publication.

Arjuna Subject : Ilmu Pertanian dan Biologi (Semua) - Ilmu Hewan dan Zoologi

Articles 22 Documents

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Search results for , issue "Vol 37, No 2 (2017)" : 22 Documents clear

PENGARUH UMUR PEMOTONGAN DAN LEVEL PUPUK ORGANIK TERHADAP PERTUMBUHAN VEGETATIF RUMPUT BRACHIARIA HUMIDICOLA (Studi Kasus Di Laboratorium Agrostologi Fakultas Peternakan Universitas Sam Ratulangi Manado) Kurniawan, Dodit .; Anis, Selvie D; ., Rustandi .; Kaunang, W B
ZOOTEC Vol 37, No 2 (2017)
Publisher : Universitas Sam Ratulangi

THE EFFECT OF CUTTING AGES AND LEVEL OF ORGANIC FERTILIZER ON VEGETATIVE GROWTH OF BRACHIARIA HUMIDICOLA (Case Study At Agrostology Laboratory Faculty Of Animal ScienceSam Ratulangi UniversityManado)Brachiaria humidicola is a forages as animal feed. Defolation is a proces which is apart of vegetative removed by human or by grazing animals. Brahum is one of perenial species has stolon and has a goodÂ ground cover. From agrostology point of view Brahum needs a good agronomic management and it is not as weeds species.Â Â Â Â The aim of this experiment to asses the effect of defolition and level of organic fertilizer on vegetative growth of Brahum Treatments consist of ages of cutting of 30 day and 40 day after triming, and level of organic fertilizer of P1=0 gr; P2=400 gr; P3=800 gr; P4=1200 gr/polybag. Variable measured was the number of stolon, long of stolon and number of tiller. Treatment was arranged factorial 2x4 based on completly randomized design (RAL) with 4 replication.Â Â Â Â The results of this research show that the interaction of treatments significandtly effected on all variabel measured, and the best result found at interaction between cutting ages 40 day and level of organic fertilizer 400 gr/polybag. Based on this result it could be concluded that do get the best performance of Brahum need to cut at 40 days regrowth and dosis of organic fertilizer by 400 gr/polybag.Â Keywords : Age of cutting, organic fertilizer, Vegetative growth, Brahum

PERANAN PENYULUH TERHADAP PENGAMBILAN KEPUTUSAN PETERNAK DALAM ADOPSI INOVASI TEKNOLOGI PETERNAKAN DI KECAMATAN SANGKUB KABUPATEN BOLAANG MONGONDOW UTARA Lamarang, Zulfikar. .; Sondakh, B F.J; Rintjap, Anneke K; Sajow, Adrie A
ZOOTEC Vol 37, No 2 (2017)
Publisher : Universitas Sam Ratulangi

THE ROLE OF EXTENSIONISTS TO THE DECISION OF FARMERS IN THE ADOPTION OF TECHNOLOGICAL INNOVATION FARMS IN SANGKUB SUB-DISTRICT, NORTH BOLAANG MONGONDOW DISTRICT.Extension activities is one of the govermentâ€™s efforts that have an important role in improving knowledge, skills and attitude to livestock. Extension workers have an important role in the development of livestock breeding and improvement of livestock technology adoption process to farmers. The purpose of this study was to examine the role of extension workers in decision making farmers in the adoption of technological innovation farms in District of Sangkub North of Bolaang Mongondow regency. This research was done by survey method. Three Â villages was selected using purposive method. Thirty respondents then selectedÂ from breeder groups, which is done randomly. Data collection was done by interview, observation and documentation. The sources of data taken include primary data in the form of respondent identity, the number of livestock kept, the technology applied and the role of extension workers. Secondary data obtained from agriculture office of north Bolaang Mongondow regency, agricultural and forestry extension agency (BP3K) of Sangkub sub-district and central bureau of statistics Bolaang Mongondow. Data were analyzed by using scoring method and descriptive analysis. Result of the research indicate that the tendency of farmer appraisal to agriculture extension role as motivator, dynamic and facilitator in district ofÂ Sangkub Regency of North Bolaang MongondowÂ was optimal The results showed that the process of adoption of cattle ranchers in Sangkub sub-district North of Bolaang Mongondow Â regency is varied from respondents who do not know about farming technology, have tried and already apply. And the role of extensionists have and influence on the dicision of farmers in the adoption of farm technology innovation in Sangkub sub-district.Keywords : The role of extensionists, Adoption process, Decision â€“ making

KUALITAS KARKAS TERNAK BABI GROWER YANG MENGGUNAKAN TEPUNG KULIT KOPI SEBAGAI PENGGANTI SEBAGIAN DEDAK PADA RANSUM Gerungan, Magdalena S.; Lapian, Mien Th.R.; Kalele, J.A.D; Poli, Zulkifly
ZOOTEC Vol 37, No 2 (2017)
Publisher : Universitas Sam Ratulangi

EFFECT OF COFFEE SKIN FLOUR AS A SUBSTITUTE FOR RICE BRAN IN THE RATION ON CARCASS QUALITY OF GROWER PIGS. Research entitled effect of coffee skin flour in the ration of grower phase pig on slaughter weight, carcass length and carcass percentage have been done. Research conducted for 52 days using 16 Landrace pigs. Methods of randomized block design were used. Four replication as group of weight was used and treatments were four level of coffee skin flour of 0%, 25%, 50%, and 75%. The research variables are slaughter weight, carcass length and carcass percentage. Results of statistical analysis showed that there was no significant difference between treatments and the percentage of carcasses and slaughter weight (P> 0.05). The mean of slaughter weight is 76.68 kg and the average of carcass percentage is 63.80%. Analysis of variance showed that there is highly significant difference (P<0.01) between treatments and the length of carcass. Further test by the least significance difference method indicates that there was no significant difference on carcass length between R0 and R1, R2 and R3. There was also no significant difference on carcass length between R1 and R2, R1 and R3, and R2 and R3. Based on these results, it can be concluded that the use of coffee skin flour as a substitution as much as 25% of in the ration can increase the length of the carcass.Keywords: carcass length and carcass percentage, flour coffee skin, slaughter weight, pork.

SIFAT ORGANOLEPTIK DAGING AYAM PETELUR TUA YANG DIRENDAM DALAM EKSTRAK KULIT NANAS (Ananas comosus L. Merr) Dewanto, Ahmad; Rotinsulu, M. D.; Ransaleleh, T. A.; Tinangon, R. M.
ZOOTEC Vol 37, No 2 (2017)
Publisher : Universitas Sam Ratulangi

The objective of this study was to evaluate the organoleptic characteristic of old laying meat immersed in pineapple peel extract (Ananas comusus L. Merr). The materials used in this study were 25 birds of the age of 24 months old and the extract of 10 pineapple peels. The Completely Randomized Design was applied in this study, involving the organoleptic test measurement with hedonic scale and untrained panelist of 40 peoples. Treatments were involving immersion of old laying meat in pineapple peel extract with levels:R0 = Without immersion in pineapple peel extract; R1 = Immersion in pineapple peel extract during 1 hour; R2 = Immersion in pineapple peel extract during 2 hours; R3 = Immersion in pineapple peel extract during 3 hours; R4 = Immersion in pineapple peel extract during 4 hours. Analysis of variance were used for organoleptic test and showed that treatments affected significantly (P<0.01) the colour, flavour, tenderness, texture, and taste of ald laying meat. Study indicated that panelists preferred the texture and tenderness of laying meat immersed during one hour in pineapple extract however they preferred the meat colour and taste without immersion.Keywords: Laying meat, pineapple peel, organoleptic

PENGARUH WARNA CAHAYA LAMPU TERHADAP PRODUKSI TELUR BURUNG PUYUH ( Coturnix coturnix japonica ) Sangi, Jimmy; Saerang, J. L.P; Nangoy, F.J; Laihat, J
ZOOTEC Vol 37, No 2 (2017)
Publisher : Universitas Sam Ratulangi

EFFECT OF LIGHT BULB COLOR ON EGG PRODUCTION OF QUAILS Â (Coturnix Coturnix japonica). The present study was conducted to determine the effect of different color of light bulbs on egg production of Quails (Coturnix Coturnix japonica). Â The trial was conducted for seven weeks during the egg laying period. A Completely Randomized Design (CRD) with 4 treatments and 5 replications was used to as experimental design. Treatments were formulated using 5 different light bulb colors, as follow: Â R0 = no color (transparent) light bulb, R1 = yellow color light bulb; R2 = green color light bulb, and R3 = red color light bulb. The variables measured were: feed consumption, egg production, and egg weight. Research results showed that treatment did not significantly (P > 0.05) affect daily feed consumption, egg production, and egg weight. It can be concluded that color differences (transparent, yellow, green, and red) in lighting can be used interchangeably in Quail egg production purposes.Keywords: Light bulb color, Quail, feed consumption, egg production, egg weight

DAMPAK PENGEMBANGAN PROGRAM EKOWISATA BERBASIS SATWA ENDEMIK DI TANGKOKO BITUNG Baware, Fergina; Kiroh, H.J.; Wungow, R.H.; Kawatu, M.
ZOOTEC Vol 37, No 2 (2017)
Publisher : Universitas Sam Ratulangi

THE IMPACT OF ENDEMIC ECOTOURISM PROGRAM DEVELOPMENT BASED ONÂ TANGKOKO Â NATURE RESERVE OF BITUNG. Tangkoko National Reserve is one of the nature reserves located in Bitung regency of North Sulawesi. The reserve covers an area of 8,745 hectares. There is abundant biodiversity such as various types of protected flora and fauna can be found in the reserve. Among them there are endemic wildlifes such as Sulawesi Macaque (Macaca nigra), Tarsiers (Tarsius spectrum), the Sulawesi bear cuscus (Ailurops ursinus), and Hornbill (Rhyticeros cassidix). Here is where the tourists can enjoy the beauty of the reserve or seen firsthand the wealthy of nature in such a protected forest, where the forest has potential as anecotourism spot. Tourism industry has an important role in the development efforts and the development of the region where the tourism spot located.Even in some areas show that tourism industry is able to develop the region as well as create a main income source. The present study was conducted to elaborate the impacts of endemic ecotourism program development basedon the development of Tangkoko nature reserve of Bitung. The study was conducted from November 2016 to January 2017. The ellaboration of the study was focused on the impact of ecotourism developmentonthe existing endemic Sulawesi Black Monkeys and Tarsiers. Survey method was employed to collect and analyze various data and information on endemic fauna of Sulawesi Black Monkeys and Tarsiers. The primary data was obtained through direct interviews with various communities around nature reserve area, and secondary data was obtained from related government sources in Bitung regency.Variables observed were:1) vegetation, 2) the existing wildlife conditions, 3) community income, and 4) the income of the region of Bitung regency.Based on results and discussion, it can be concluded that ecotourism is the best program to be implemented as it could give positive impact towards conservation efforts,increase community's income, and regional income.Keywords: Tangkoko reserve, Ecotourism, Endemic Fauna.

POTENSI PENGEMBANGAN TERNAK SAPI POTONG DI KECAMATAN TOMPASO BARAT Sengkey, Natasya M; Salendu, A H.S; Wantasen, E .; Waleleng, P O.V
ZOOTEC Vol 37, No 2 (2017)
Publisher : Universitas Sam Ratulangi

ABSTRACTTHE POTENTIAL DEVELOPMENT OF Â BEEF CATTLE INWESTSUB TOMPASO DISTRICT.The objectives of this study was to find out the 1) various supporting resources for the development of beef cattle in West Sub Tompaso district, 2) Annalizing by LQ (Location Quotient) to determine the chosen location for beefcattle industry development in West Tompaso District. To know of cattle breeding potential in West sub Tompaso district.The sources of the research data were from secondary data which was collected from the district office of West Tompaso board of Agricultural, Fisheries and Forestry Extension. Office analysis model used Location Quotation (LQ) analysis model of potential and capacity of the area for beef cattle industry development in West Tompaso District. Based on the results of the analysis show that LQ sub TompasoWest has LQ 2.08 which is the base area. According to the results of maximum potential development of animal unit (AU) based on land resources was about 2.269,03 AU, capacity of increasing cow population-based area was about 1.180,53 AU, real cattle population was about 1.088,5AU, maximum potential based family unit was about 6.012 AU, and capacity of cattle population growth was about 4.923,5 AU. These values show that West Tompaso District has potential in developing beef cattle industry.Keywords: Beef cattle, potential areaÂ

KARAKTERISTIK SEMEN SEGAR SAPI BANGSA LIMOUSIN DAN SIMMENTAL DI BALAI INSEMINASI BUATAN LEMBANG Muada, Denilisvanti B.; Paputungan, Umar; Hendrik, Manopo J.; Turangan, Santie H.
ZOOTEC Vol 37, No 2 (2017)
Publisher : Universitas Sam Ratulangi

FRESH SEMEN CHARACTERISTICS OF LIMOUSIN AND SIMMENTAL BULLS AT THE ARTIFISIAL INSEMINATION CENTER, LEMBANG. This study was conducted to evaluate the characteristics of fresh semen in Limousin and Simmental bulls at the artificial insemination center in Lembang. Results of this study showed that ejaculation frequency of Simmental bull was significantly higher than that of Limousin with the average of 5.37 and 4.60, respectively. Variables of volume, pH and motility were not significantly different between both bulls with volume ranging of 7.17 â€“ 7.20 ml, pH ranging of 6.65 â€“ 6.66 and motility ranging of 58.08 â€“ 59.29%, respectively. The fresh semen colour of Limousin and Simmental bulls were indicated by dominant color of milk white color. Semen consistency of fresh semen from both bulls was moderate. The ejaculation frequency and pH variables indicated the correlation of -0.32 in Limousine bulls, meaning that the higher the ejaculation frequency, the lower the pH Â (acid), but the ejaculation frequency and motility of semen had the correlation of 0,34, indicating the more the semen ejaculation frequency, the higher the motility of spermatozoa. The motility of semen had the negative correlation with pH (-0.49). The higher the pH (base), the motility of spermatozoa tended to decline. Simmental bull showed also that semen ejaculation frequency with volume had correlation of -0.40, indicating that the higher the semen ejaculation frequency yakni, the lower the semen volume. Semen ejaculation frequency had correlation of 0.5 with mortality, indicating that the higher the semen ejaculation frequency, the higher the motility of spermatozoa.Keywords: Semen, ejaculation, volume, color, consistency, pH, motility

PENAMPILAN TINGKAH LAKU SEKSUAL SAPI PEJANTAN LIMOUSIN DAN SIMMENTAL DI BALAI INSEMINASI BUATAN LEMBANG Sam, Achmad F; Pudjihastuti, E .; Hendrik, M J; Ngangi, L R; Raka, I G.P.N
ZOOTEC Vol 37, No 2 (2017)
Publisher : Universitas Sam Ratulangi

ABSTRACTÂ SEXUAL BEHAVIOR OF LIMOUSIN AND SIMMENTAL BULL BREEDSAT THE LEMBANG ARTIFICIAL INSEMINATION CENTER. In order to provide the prominent bulls, the management process of animal selection was required for animal replacement stock. Animal selection was including the inspection of animal physical and sexual behavior.Â Based on this criterion, study was conducted to observe the sexual behavior of Limousin and Simmental breed bulls at the artificial insemination center in Lembang, Bandung.Â The objective of this study was to evaluate the characteristic of sexual behavior of the Limousin and Simmental breed bulls.Â The amount of 80 bulls consisted of 40 Limousin and 40 Simmental bulls at the age of 6 to 9 years old were used in this study.Â Data collections were conducted by focal animal sampling.Â Sexual behavior was observed during ten days at the time from 07.00 to 11.00 West Indonesian Time.Â Data collection were started at the period of bull was introduced into teaser.Based on t-test on sexual behavior of Limousin and Simmental bulls, the results showed that (1) The time need for courtship with teaser of Limousin bull was significantly shorter (P<0,01) compared with Simmental bull; (2) Time period use for the first time to start flehmen of Limousin bull was shorter significantly (P<0,01) compared with Simmental bull; (3) Flehmen frequency of Limousin and Simmental was non significantly.Based on the observation of sexual behavior, the Limousin bull need time of the 2,22 seconds to start courthip with teaser, while Simmental bull need time of 2,77 seconds to start courtship with teaser.Â The Limousin bull need time of 222 seconds to start flehmen, while Simmental bull need time of 239 seconds to start flehmen. The time periods used for the first time to mount teaser by Limousin bull were 214,87 seconds, while those by Simmental bull were 302,02 seconds. The flehmen frequency of Limousin dan Simmental bulls was similar of only one time during sexual behavior.Key Words :Limousin, Simmental, Sexual behavior, Lembang Artificial Insemination Center

PENGARUH SUBSTITUSI DEDAK HALUS DENGAN TEPUNG KULIT BUAH KOPI DALAM RANSUM TERHADAP KECERNAAN ENERGI DAN PROTEIN PADA TERNAK BABI FASE GROWER Kaligis, fransiska; Umboh, J. F.; Pontoh, Ch. J.; Rahasia, C. A.
ZOOTEC Vol 37, No 2 (2017)
Publisher : Universitas Sam Ratulangi

EFFECT OF SUBSTITUTION OF RICE BRAN WITH COFFEE HUSK MEAL IN THE DIETS ON ENERGY AND PROTEIN DIGESTIBILITYÂ Â OF GROWING PIGS. A study was conducted todetermine the effects of substitution of rice bran withÂ coffee husk meal in the diets on energy and protein digestibility of growing pigs. The present study was conducted for 60 days, using 20 castrated male Duroc X Spotted Poland China, aged 2.5â€“3.0 months with an averaged body weight of 30.1â€“40.0 kg. Treatment diets were formulated as follow: R0 = 25% rice bran + 0% coffee husk meal (without coffee husk meal); R1 = 18.75% rice bran + 6.25% coffee husk meal (substitution of 25%); R2 = 12.5% rice bran + 12.5% coffee husk meal (substitution of 50%); R3 = 6.25% rice bran + 18.75% coffee husk meal (substitution of 75%); and R4 = 0% rice bran + 100% coffee husk meal (substitution of 100%). Completely Randomized Block Design (CRBD) with 5 treatments and 4 replications (blocks) was used as a statistical analysis (Anova). An Orthogonal Contrast test was further employed to analyze treatment differences. Different between treatment (s) was declared at P < 0,05. Parameters measured were energy and protein digestibility. Research results showed that there was no significant differences (P > 0,05) were found among treatments on energy and protein digestibility. It can be concluded that coffee husk meal can be used up to 100% to replace rice bran or 25% in the diets of growing pigs.Key words: Pig, rice bran, coffe husk, energy, protein digestibility

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Erwin Sondakh

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ehb_sondakh@unsrat.ac.id

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Editorial Address
Jalan Kampus Bahu Manado, 95115

Location
Kota manado,

Sulawesi utara

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