Judul: The Effect of the Sanrego Leaf Extract on Sexual and Ingestive Behavior of the Timor Deer in Captivity
Abstrak: Rusa timor merupakan salah satu jenis satwa liar yang banyak dimanfaatkan dan dikembangkan di penangkaran. Indikator kunci keberhasilan penangkaran adalah sukses reproduksi. Salah satu cara untuk menstimulasi aktivitas reproduksi, khususnya libido seksual pada rusa jantan adalah dengan pemberian bahan-bahan yang bersifat afrodisiaka seperti sanrego. Penelitian ini bertujuan untuk menguji efek pemberian ekstrak daun sanrego terhadap perilaku makan, istirahat, dan seksual, serta menganalisis efektivitas dosis pemberian ekstrak daun sanrego terhadap peningkatan libido seksual pada rusa timor jantan. Pembuatan ekstrak daun sanrego dilakukan dengan cara maserasi sedangkan pengamatan perilaku seksual dilakukan dengan metode focal animal sampling. Terdapat empat dosis ekstrak sanrego yang diberikan selama empat periode yaitu 0 mg (R0), 600 mg (R1), 800 mg (R2), dan 1000 mg (R3). Hasil penelitian menunjukkan bahwa pemberian ekstrak daun sanrego berpengaruh signifikan terhadap perilaku makan, perilaku istirahat, perilaku mendekati betina, perilaku menciumi alat kelamin betina, dan perilaku menaiki betina, tetapi tidak berpengaruh signifikan terhadap perilaku menggosok-gosokkan ranggah dan perilaku nyengir. Pemberian ekstrak daun sanrego pada dosis 1000 mg diketahui paling efektif dalam meningkatkan libido seksual rusa timor jantan di penangkaran., Timor deer is one type of wildlife that is widely used and developed, especially in captivity. The keys indicators of captive success is reproduction. A way to stimulate sexual activity, specifically for deer’s sexual libido is by giving substance that contains aphrodisiac like sanrego. This research is aiming to testing the effect of sanrego leaf extract towards eating, resting, and sexual behaviour, and to analyze the effectiveness of the doses of sanrego extract to increase sexual libido in male timor deer. The sanrego extract was made by maceration whilst observations of sexual behavior were using the focal animal sampling method. There are four doses of sanrego extract given over four periods, namely 0 mg (R0), 600 mg (R1), 800 mg (R2), and 1000 mg (R3). The result shows that by giving ekstrak daun sanrego take significant effect to eating behavior, resting behavior, approaching females, smelling vulva, and mounting female shoulders, yet taking no significant effect to scrub it's velvet and crying stage behavior. The most effective doses to increase sexual libido on male tmor deer in captivity is 1000 mg.
Keyword: Behaviour, Sanrego, Sexual Libido, Timor Deer

Judul: Peranan Sanrego (Lunasia amara Blanco) dalam Memperpendek Siklus Ranggah dan Meningkatkan Libido Seksual Rusa Timor (Cervus timorrensis de Blainville) Jantan.
Abstrak: The aims of the research are :1) to explore the role of sanrego in decreasing antler cycle stags and increasing timor stags libido sexual, 2) to observe the appropriate doses of sanrego and 3) to know the sexual behaviour of timor stags. Three difference doses of sanrego ware tested to the timor stags, i.e.6.000 mg, 8.000 mg and 10.000 mg per individual respectively. The role of sanrego in increasing libido sexual was analyzed using completely randomizet design, which was carreid out by significan difference least test. The trials showed that there were significant different (a < 0,05) in increasing libido sexual of timor stags, which was shown by its sexual behavior, i.e. approaching of famale (14,7±9,4), smelling the vulva (31,8±30,1), crying stage (10,7±5,0), wallowing in a mudhole (6,7±2,8), scrubing its velvet (8,2±5,0), agonistic (12,6±9,4) and mounting female (11,6±13,8), and there was no significant different in copulation activity (0,1±0,3). The use of sanrego of 10.000 mg doses gave the highest sexual, which was shown by the appearance shedding (4 th day), activities highest sexual, the longest performance of sexual activities (10 days) and the respon to sexual appearance (4th day). The sexual behaviour of timor stags was defined by: 1) approaching and driving the estrus female, wallowing, scrubing its velvet, 2) kissing of estrus female, agonistic to other males, kissing urine of estrus female and crying stage 3) erection, 4) mounting 5) intromision, 6) ejaculation, 7) refraktorinese. The total sexual activities was appeared within nine days.
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Judul: Cycle Hamilton pada Graf Lengkap, Graf Regular, dan Graf 2-Connected 4-Regular Berorder Kurang dari Sepuluh.
Abstrak: Suatu graf disebut graf Hamilton apabila graf tersebut memuat cycle Hamilton, yaitu cycle yang melewati setiap vertex tepat satu kali. Menentukan keberadaan cycle Hamilton pada suatu graf dapat menggunakan syarat cukup yang berupa teorema-teorema yang telah diperkenalkan sejak tahun 1950-an. Beberapa syarat cukup yang dibahas dalam karya ilmiah ini adalah syarat cukup yang berhubungan dengan graf lengkap dan graf regular. ,,,
Keyword: graf Hamilton, graf regular, graf lengkap, graf 2-connected 4-regular.