Nur Cholis
Fakultas Peternakan Universitas Brawijaya

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Journal : Jurnal Ilmu-Ilmu Peternakan (Indonesian Journal of Animal Science)

Studi tentang polimorfisme ulat sutera F1 hibrid hasil persilangan ras Jepang dan ras Cina yang berasal dari pusat pembibitan Soppeng dan Temanggung dengan menggunakan enzim restriksi Pst1 dan EcoR1 Nur Cholis
Jurnal Ilmu-Ilmu Peternakan (Indonesian Journal of Animal Science) Vol 25, No 1 (2015)
Publisher : Faculty of Animal Science, Universitas Brawijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21776/ub.jiip.2015.025.01.09

Abstract

There were diffferent performance between silkworms breeded in Soppeng and Temanggung. There might be different proportion of parenstock and environment which causing polymorphism. This experiment was to know the genetic band pattern as the effect of the silkworm origin to the genetic characteristics. RFLP method was applied by using restriction enzymes of Pst1 and EcoR1. Based on DNA running by RFLP method using those enzymes, there was no different DNA slice fragment, either between breeding site or genetic polymorphism of each breeding site. This may be caused by the mutation happened in position DNA arrangement which was not recognized by the two enzymes
Pengaruh penambahan kultur azotobacter pada feses kambing terhadap kualitas media dan produktivitas cacing tanah (Lumbricus rubellus) Nur Cholis; Endang Setyowati; Ita Wahju Nursita
Jurnal Ilmu-Ilmu Peternakan (Indonesian Journal of Animal Science) Vol 26, No 2 (2016)
Publisher : Faculty of Animal Science, Universitas Brawijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21776/ub.jiip.2016.026.02.5

Abstract

The purposes of this research were to determine the effect of addition of Azotobacter bacterial culture into media of goat faeces on medium quality and earthworm productivity; and also to examine the best dose of Azotobacter bacterial cultures addition. The research material was 800 g earthworm aged 3 months old. The research method was experimental with Completely Randomized Design using 4 treatments and 4 replications. The results show that addition of Azotobacter bacterial culture had a significant effect (P<0.01) on the medium quality and earthworm productivity (coccoon production, the number of juvenils per coccoon, coccoon hatching percentage, the numbers and weight of earthworm). The bacterial culture addition of 350 cc/100 kg goat faeces was found the best. We suggest to follow the study with observation about the effect of the length of fermentation to the medium quality and earthworm productivity. Keywords: Azotobacter, goat faeces, earthworm
Study of Sweating Rate and Microscopic Anatomy of Some Breeds Bulls Sweat Glands in Different Body Parts Ita Wahju Nursita; Firmansyah Trisaputra; Nur Cholis; Heni Setyo Prayogi
Jurnal Ilmu-Ilmu Peternakan (Indonesian Journal of Animal Science) Vol. 32 No. 1 (2022): April 2022
Publisher : Faculty of Animal Science, Universitas Brawijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21776/ub.jiip.2022.032.01.14

Abstract

The study aimed to analyze the sweating rate and the microscopic anatomy of sweat glands of many breed bulls in different parts of the body. Ten bulls of 5 breeds (Simmental, Limousin, Crossed Ongole breed (PO), SimPO (Crossed between Simmental and PO), and LimPO (Crossed between Limousine and PO) in Authorized Slaughterhouse of Malang and Surabaya city were used during the study. Two bulls of each breed were observed for the sweating rate using a Cobalt Chloride Disk (CCD). The skin samples of four places in the legs and back of the animal were taken to be observed under a light microscope in the laboratory of Biosains of Universitas Brawijaya. The result showed that for all breeds, the sweating rates in the legs were higher (P<0.05) than in the back.  It was observed that the sweat glands of the legs had tubular, but the back part is in irregular shapes. Based on the study result it is suggested to measure the sweating rate in the back part of the animal body.