Undergraduate Theses
Undergraduate Theses
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Uji Virulensi Entomopatogen Nudivirus Isolat Lokal Asal Perkebunan Kelapa Sawit PT Asian Agri dan PTPN IV Tinjowan Terhadap Larva Oryctes Rhinoceros (Coleoptera:Scarabaeidae)
(Universitas Sumatera Utara, 2024)Oryctes rhinoceros Nudivirus (OrNV) is one of the entomopathogenic viruses that infect larvae and adult O. rhinoceros. This study aims to determine the virulence level of OrNV local isolates from Tinjowan and Bahilang ... -
Pengaruh Sumber Nitrogen Terhadap Pertumbuhan dan Produksi Tanaman Okra Merah (Abelmoschus Esculentus L. Moench)
(Universitas Sumatera Utara, 2024)Okra is a highly nutritious vegetable commodity, and is a type of functional vegetable that has many benefits, especially for health, such as red okra which is high in fiber and good for public consumption. However, this ... -
Penyebaran Penyakit Bulai (Peronosclerospora Spp.) pada Tanaman Jagung (Zea Mays L.) di Beberapa Kecamatan Kabupaten Labuhan Batu Utara
(Universitas Sumatera Utara, 2024)Downy mildew disease is an important disease in corn in Indonesia and other corn producing countries. Fungus Peronosclerospora spp is a cause of downy mildew disease that has a wide spread and can result in a decrease in ... -
Analisis Kandungan Flavonoid, Klorofil, dan Karotenoid Microgreen Kemangi ( Ocimum Bassilicum L.) pada Berbagai Media Tanam Inovasi Urban Gardening
(Universitas Sumatera Utara, 2024)Microgreen crops are a solution to urban gardening innovation, the choice of yard vegetable production is easy to produce in urban areas where land is often a limiting factor for both farmers and vegetable consumers. One ... -
Pertumbuhan dan Produksi Semangka (Citrullus Vulgaris Schard) dengan Aplikasi Pupuk Kalium
(Universitas Sumatera Utara, 2024)People like watermelon that has good quality, therefore it is necessary to increase the yield and quality of watermelon (Citrullus vulgaris Schard). Efforts that can be made by using potassium fertilizer can improve the ... -
Pengaruh Dosis Sub-Lethal Paraquat Terhadap Pertumbuhan Dan Produksi Biji Lulangan (Eleusine Indica (L.) Gaertn)
(Universitas Sumatera Utara, 2024)Eleusine indica is a weed that can be found in almost all crops cultivation areas. Paraquat herbicide is one of the commonly used herbicides to control weedsfor many years. Proper weed control is needed in order to reduce ... -
Karakter Pertumbuhan dan Perkembangan Bawang Putih (Allium Sativum L.) Lokal Sumatera Utara Generasi Kedua (M₁V₂) pada Perlakuan Oryzalin
(Universitas Sumatera Utara, 2024)Ninety five percent (95%) of garlic needs in Indonesia are imported from other countries, especially from China. This is due to decreased interest from farmers who are unable to compete with imported garlic which has larger ... -
Eskplorasi dan Identifikasi Tanaman Jeruk Manis (Citrus Sinensis L.) di Kabupaten Simalungun
(Universitas Sumatera Utara, 2024)Simalungun Regency is the central area for citrus fruit production in North Sumatra and has an excellent market at home and abroad, so it requires an increase in both quantity and quality. This research aims to identify ... -
Rekomendasi Pemupukan Tanaman Kelapa Sawit Menghasilkan pada Lahan Mineral dan Lahan Gambut di Kecamatan Marbau Kabupaten Labuhanbatu Utara
(Universitas Sumatera Utara, 2024)This research aims to examine the nutrient condition of the soil and oil palm plants of smallholder plantations in Belongkut Village, Marbau District, North Labuhanbatu Regency with a height of ± 44 meters above sea level. ... -
Pengaruh Kandungan Unsur Hara Mikro (B, Cu, Zn, Mo) Tanah Terhadap Produksi Tanaman Kopi Arabika Pada Beberapa Kecamatan Di Kabupaten Tapanuli Utara
(Universitas Sumatera Utara, 2024)This research will be conducted in Tarutung, Pagaran, Parmonangan, Siatas Barita and Sipahutar sub-districts from May 2023 to January 2024. This study used an analytical descriptive method by taking random soil samples. ... -
Pengaruh Pemberian Pupuk Hayati Terhadap Pertumbuhan dan Produksi Dua Varietas Tanaman Sorgum (Sorghum bicolor L.)
(Universitas Sumatera Utara, 2024)Sorghum is a cereal crop that has wide adaptability. Sorghum is tolerant of marginal land, drought, waterlogging, and relatively resistant to pests and diseases. sorghum has the potential to be developed in order to achieve ... -
Pengaruh Kompos Baglog Terhadap Sifat Kimia Tanah dan Pertumbuhan Tanaman Jagung (Zea mays L.) pada Tanah Entisol
(Universitas Sumatera Utara, 2024)This research aims to determine the effect of baglog compost dosage on improving the chemical properties and growth of corn plants in Entisol soil. This research was carried out in the greenhouse, Chemistry Laboratory, and ... -
Pengaruh Waktu Umur Panen Terhadap Kandungan Fitokimia dan Produksi Microgreen Wheatgrass (Triticum Aestivum L.) pada Media Tanam Berbeda
(Universitas Sumatera Utara, 2024)The wheat grass plant is a microgreen that is consumed fresh and harvested at 7-14 DAP.This research aims to determine the effect of harvest time and the composition of the best planting media on phytochemical content ... -
Pengaruh Pemberian Vitamin B1 terhadap Pertumbuhan Bibit Beberapa Varietas Tanaman Kakao (Theobroma cacao L)
(Universitas Sumatera Utara, 2024)This study aims to determine the effect of vitamin B1 application, variety and interaction of vitamin B1 and variety on the growth of cacao seedlings (Theobroma cacao L). This research was conducted in the Gauze House. ... -
Pengaruh Dosis Pupuk Majemuk K-Ca-Mg-S terhadap Pertumbuhan dan Produksi Dua Varietas Kedelai (Glycine max (L.) Merril) Berbiji Besar dan Kecil
(Universitas Sumatera Utara, 2024)Efforts can be made to increase soybean productivity by improving cultivation such as variety selection and the use of compound fertilizers containing K-Ca-Mg-S nutrients that can support plant growth and production. This ... -
Pengaruh Beberapa Perangkap Bangkai terhadap Populasi Walang Sangit Leptocorisa acuta (Hemiptera:Alydidae) pada Tanaman Padi di Desa Pardomuan Nainggolan Kecamatan Pahae Jae Kabupaten Tapanuli Utara
(Universitas Sumatera Utara, 2024)The rice plant (Oryza sativa) is very important in global agriculture, because more than half of the world's population depends on this plant as its main food source. The attack of Leptocorisa acuta is one of the obstacles ... -
Substitusi Nitrogen dari Urea dengan Nitrogen dari Kompos Limbah Jagung pada Dua Varietas Jagung Manis
(Universitas Sumatera Utara, 2024)This research was conducted in Lumban Toruan Village, Lae Parira Subdistrict, Dairi Regency, North Sumatera Province at an altitude of about 625 meters above sea level starting from June 2023 to November 2023. This ... -
Kajian Karakteristik Tanah pada Satuan Lahan Karst Lau Damak, Kecamatan Bahorok, Kabupaten Langkat, Sumatera Utara
(Universitas Sumatera Utara, 2024)This study aims to examine the characteristics and classification of soil in the karst land unit of Lau Damak Village, Bahorok subdistrict, Langkat Regency, North Sumatera. Soil analysis activities was carried out at the ... -
Pengaruh Pemberian Beberapa Konsentrasi Paclobutrazol dan Dosis Pupuk Fosfor terhadap Pertumbuhan dan Produksi Tomat Ceri (Lycopersicum esculentum Mill)
(Universitas Sumatera Utara, 2024)Cherry tomato is one of the horticultural crops that has quite large potential in the agricultural sector in Indonesia. Applying paclobutrazol and phosphorus fertilizer is an effort to optimize the production by increasing ... -
Kandungan Merkuri Pada Sawah dan Beberapa Varietas Tanaman Padi (Oryza sativa L.) di Sekitaran Pertambangan Emas Ilegal Di Kabupaten Mandailing Natal
(Universitas Sumatera Utara, 2024)Illegal gold mining is widely found in Mandailing Natal Regency, gold mining waste produced in the form of heavy metals that can accumulate in rice fields through irrigation systems. The research aims to determine the ...
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