Undergraduate Theses
Undergraduate Theses
Recently added
Now showing items 261-280 of 756
-
Pertumbuhan dan Laju Eksploitasi Ikan Tamban (Sardinella albella Valenciennes, 1847) di Perairan Selat Malaka Tanjung Beringin Serdang Bedagai Sumatera Utara
(Unversitas Sumatera Utara, 2015)The high demand society of tamban (Sardinella albella) was effect fishermen makes fishing effort too much without control. This study has the objective on accesing the growth and exploitation rates of tamban in Malacca Strait ... -
Laju Dekomposisi dan Analisis Unsur Hara C, N dan P Serasah Daun Rhizophora mucronata pada Lokasi Stasiun yang Berbeda di Pantai Serambi Deli Kecamatan Pantai Labu Kabupaten Deli Serdang
(Universitas Sumatera Utara, 2015)Serasah yang masuk ke perairan mengalami penguraian atau proses dekomposisi, serasah menjadi senyawa organik sederhana dan menghasilkan hara, sehingga dapat dimanfaatkan oleh organisme maupun tanaman di perairan. ... -
Pemijahan Ikan Maskoki (Carrasius auratus) dengan Menggunakan Berbagai Substrat
(Unversitas Sumatera Utara, 2014)Goldfish spawning is done naturally, so the success of the nurseries are still low. The success of spawning is influenced by several factors, including the handling of aircraft, particularly in stimulating technological ... -
Kajian Morfometri Danau Pondok Lapan Desa Naman Jahe Kecamatan Salapian Kabupaten Langkat
(Unversitas Sumatera Utara, 2015)Pondok Lapan Lake is an artificial lake located in Langkat. In the map, this lake is located on the axis of coordinates precisely 3°30′44.73" N - 3°30'26,29" N dan 98°. 17′ . 65" E - 98°17'29.60"E. The purpose of this ... -
Analisis Kualitas Air dan Beban Pencemaran di Danau Pondok Lapan Kecamatan Salapian Kabupaten Langkat
(Unversitas Sumatera Utara, 2015)Lake Pondok Lapan is an artificial lake located in the hamlet Pulka District of Salapian Langkat. Lake Pondok Lapan nestled among palm plantations. The lake was originally made for irrigation or agricultural irrigation. ... -
Keanekaragaman Plankton di Perairan Sungai Asahan Sumatera Utara
(Unversitas Sumatera Utara, 2014)Plankton are organisms living water floating and movement is strongly influenced by water movement. As is the case with the benthos, plankton are also divided into phytoplankton (plankton organisms are plants) and ... -
Pemetaan Salinitas pada Sumur Bor di Kelurahan Belawan II Kecamatan Medan Belawan
(Universitas Sumatera Utara, 2014)The activity of residents in the village of Belawan II in need of large amounts of water in general by making use of the well drill in order to fulfill the needs of water are necessary. Drill wells are the main source ... -
Pengaruh Konsentrasi Tepung Wortel (Daucus carota) pada Pakan terhadap Peningkatan Warna Ikan Maskoki (Carassius auratus)
(Universitas Sumatera Utara, 2015)Goldfish (Carassius auratus) is a type of fish that have other names which have a gold fish body shape ranging from red, yellow, green, black and silvery. As fish are included in the category of ornamental fish, then to ... -
Pengaruh Konsentrasi Tepung Astaxanthin pada Pakan terhadap Peningkatan Warna Ikan Maskoki (Carrasius auratus)
(Universitas Sumatera Utara, 2015)Goldfish in Indonesia is popular and likely ornamental fish for all of society. Goldfish have a stable price in the market and quite affordable with the ever-increasing market demand. Goldfish as ornamental fish have ... -
Keanekaragaman Plankton di Sungai Pelawi Desa Pelawi Utara Kabupaten Langkat Sumatera Utara
(Universitas Sumatera Utara, 2014)Plankton is aquatic organism that flying and it is moves within the water current. Plankton is classified into phytoplankton (classified as plant) and zooplankton (classified as animal). The present of plankton in the ... -
Tingkat Kesuburan Perairan Danau Kelapa Gading di Kisaran Naga Kecamatan Kisaran Timur Kabupaten Asahan ProvinsiaSumatera Utara
(Universitas Sumatera Utara, 2016)Chlorophyll-a is one of the parameters indicators of fertility levels in a body of water. Kelapa Gading Lake is an artificial lake located in Asahan used by surrounding communities for fishing activities as well as tourist ... -
Partisipasi Masyarakat terhadap Keberadaan Hutan Mangrove di Desa Percut Kecamatan Percut Sei Tuan Kabupaten Deli Serdang
(Universitas Sumatera Utara, 2016)Mangrove forest in Percut, Percut Sei Tuan sub district, Deli Serdang regency begins to be degraded and damaged due to human activities and nature process. This study focuses on identifying society participation level ... -
Analisis Kesesuaian dan Daya Dukung Ekowisata Pantai, Selam dan Snorkeling di Pulau Berhala Kabupaten Serdang Bedagai Provinsi Sumatera Utara
(Universitas Sumatera Utara, 2016)This study aims to determine the condition of coral reef ecosystems, suitability and carrying capacity of beaches, diving and snorkeling. This study was conducted in November-December 2015 in the Berhala Island Serdang ... -
Ekstrak Daun Sambiloto (Andrographis paniculata) dalam Mengendalikan Pertumbuhan Bakteri Aeromonas hydrophila, Edwarsiella tarda dan Jamur Saprolegnia sp. secara In Vitro
(Universitas Sumatera Utara, 2015)This study was aimed to know antimicrobial potential of extract of sambiloto’s Leaf (Andrographis paniculata) against bacteria Aeromonas hydrophila, Edwardsiella tarda and Saprolegnia sp. and to know the extract toxicity ... -
Pengaruh Kegiatan Wisata terhadap Kualitas Air Sungai Sibiru Biru Kecamatan Biru-Biru Kabupaten Deli Serdang
(Universitas Sumatera Utara, 2015)The riveristhe biggest benefitforagricultural irrigation, raw materialdrinking water,asrainwater drainsandnot infrequentlyencounteredserveas a tourist attraction. This research has been carried out on the Sibiru Biru ... -
Pengaruh Garam (NaCl) terhadap Pengendalian Infeksi Argulus sp. pada Ikan Mas (Cyprinus carpio)
(Universitas Sumatera Utara, 2015)The development of goldfish cultivation has a good prospect due to the increasing market demand. But the attack Argulus sp. on hatchery goldfish is a serious problem that can cause a loss of the farmers that is decreased ... -
Kajian Intrusi Air Laut pada Sumur Dangkal di Desa Denai Kuala Kecamatan Pantai Labu Kabupaten Deli Serdang
(Universitas Sumatera Utara, 2016)The increasing of population in the coastal area affects in exploitation of ground water too. Shallow well one of the media be used to fulfill the needs of water. The location of ground water that closed to coastal area, ... -
Laju Dekomposisi Serasah Daun Rhizophora apiculata dan Kontribusi terhadap Unsur Hara di Perairan Pulau Sembilan Kecamatan Pangkalan Susu Kabupaten Langkat
(Universitas Sumatera Utara, 2016)The mangrove litter which has been decomposed contributes organic matter as source of nutrients, mangrove and natural food source for many species of fish and other organisms in the mangrove ecosystem.The purpose of this ... -
Deteksi dan Analisis Ekspresi Transgen (PhGH) ada Ikan Lele Dumbo (Clarias gariepinus) Transgenik F3
(Universitas Sumatera Utara, 2015)Transgenic fish is a species that are changing the genetic structure introduced from other organisms to alter their genetic function in accordance with the introduced gene. One of the things that support the development ... -
Analisis Konsentrasi Klorofil-A dan Suhu Permukaan Laut dari Satelit Aqua MODIS serta Hubungannya dengan Hasil Tangkapan Ikan Pelagis di Selat Malaka
(Universitas Sumatera Utara, 2015)Strait of Malacca is a strait that located between the Peninsula of Malaysia (Thailand,Malaysia,Singapore) and the island of Sumatera (Indonesia). The strait of Malacca linked between the eastern part of the Pacific Ocean ...