Department of Agrotechnology: Recent submissions
Now showing items 21-40 of 3904
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Keragaman Populasi Liriomyza spp. (Diptera : Agromyzidae) serta Tingkat Parasitisasi Parasitoidnya pada Tanaman Kacang Panjang (Vigna sinensis L.) di Dataran Rendah Sumatera Utara
(Universitas Sumatera Utara, 2025)Long bean plants are one of the important commodities that deal with pest disturbances, including leafminer flies (Liriomyza spp.), which can reduce production yields. This study aims to identify the diversity of Liriomyza ... -
Pengendalian Penyakit Pascapanen Antraknosa (Colletotrichum gloeosporioides) pada Buah Jambu Biji (Psidium guajava) Menggunakan Pelapis Alami (Edible Coating)
(Universitas Sumatera Utara, 2025)Post-harvest damage to climacteric fruit such as guava (Psidium guajava), apart from being caused by metabolism, can be caused by pathogen infection caused by C. gloeosporioides. The use of natural coatings with plant ... -
Uji In Vitro Ekstrak Lengkuas (Alpinia galanga W.) dan Serai Wangi (Cymbopogon nardus L.) Sebagai Biofungisida untuk Mengendalikan Penyakit Antraknosa (Colletotrichum gloeosporioides) pada Tanaman Cabai Rawit (Capsicum frutescens)
(Universitas Sumatera Utara, 2025)Cayenne pepper (Capsicum frutescens L.) is an inseparable vegetable commodity, used as a spice and in the pharmaceutical industry because it is rich in vitamins. Anthracnose is caused by the fungus Colletotrichum ... -
Analisis Gugus Fungsional pada Beberapa Biochar Hasil Teknik Retort dan Kiln
(Universitas Sumatera Utara, 2025)The quality of biochar produced is determined by the type of biomass and pyrolysis technique used. The results and quality of biochar can be determined, among other things, by identifying the compounds contained within it ... -
Persilangan Full Dialel Dua Tetua Kultivar Lokal asal Kabupaten Padang Lawas Sibara dan Sibayur dengan Varietas Unggul Baru Fatmawati
(Universitas Sumatera Utara, 2025)Rice (Oryza sativa L.) is a staple food crop consumed in large quantities compared to other food crops. Increasing rice production is necessary to keep pace with population growth and reduce rice imports. The use of ... -
Pertumbuhan dan Produksi Tanaman Pegagan (Centella asiatica (L.) Urban) terhadap Pemberian Kompos Tongkol Jagung dan Pupuk Organik Cair Kombinasi Bonggol Pisang serta Daun Kelor
(Universitas Sumatera Utara, 2025)Gotu kola is a medicinal plant that is widely used as a medicine for dermatological and non-dermatological diseases. The demand for gotu kola extract continues to increase but its availability is decreasing due to ... -
Induksi Kalus Tanaman Jintan Hitam (Nigella sativa L.) secara in Vitro Menggunakan Indole Acetic Acid (IAA) dan Benzyl Amino Purine (BAP)
(Universitas Sumatera Utara, 2025)Black cumin (Nigella sativa L.) is an herbal plant that has various pharmacological and culinary benefits. The production of black cumin in Indonesia is still low, so Indonesia imports black cumin seeds from India, ... -
Efektivitas Surfaktan Buah Lerak (Sapindus rarak) dengan Ekstraksi Biji Mahoni (Swietenia mahagoni) dan Biji Srikaya (Annona squamosa) menggunakan Dua Pelarut Terhadap Mortalitas Spodoptera frugiperda J. E. Smith pada Tanaman Jagung
(Universitas Sumatera Utara, 2025)Spodoptera frugiperda is an invasive pest that attacks corn plants and causes significant damage. The excessive use of chemical insecticides can negatively impact the environment and human health, necessitating the development ... -
Pengaruh Pemberian Kolkisin secara Perendaman dan Tetes terhadap Morfologi Tanaman M1 Okra Merah (Abelmoschus esculentus l.)
(Universitas Sumatera Utara, 2025)This study aims to investigate the effect of colchicine concentration and drip application on anthocyanin content in red okra (Abelmoschus esculentus L.), and to determine the interaction between colchicine concentration ... -
Aplikasi Pupuk Organik Cair dan Pupuk Kandang Ayam terhadap Pertumbuhan dan Produksi Jagung Manis (Zea mays saccharata Sturt)
(Universitas Sumatera Utara, 2025)Sweet corn (Zea mays saccharata Sturt) is one of the food commodities that has experienced increased consumption in Indonesia in recent years. To meet this demand, efforts to increase production are needed, one of which ... -
Pengaruh Beberapa Media Tanam dan Lama Perendaman GA3 terhadap Pertumbuhan Bulbil Porang (Amorphophallus oncophyllus Prain)
(Universitas Sumatera Utara, 2025)Porang (Amorphophallus oncophyllus Prain) is an agricultural crop whose economic value has the potential to continue to increase, but due to continuous land use the availability of top soil is very limited, therefore there ... -
Populasi dan Keragaman Cacing Tanah pada Perkebunan Kelapa Sawit Rakyat Konvensional dan Semiorganik di Kabupaten Labuhan Batu
(Universitas Sumatera Utara, 2025)Oil palm (Elaeis guineensis Jacq.) is a key plantation crop for Indonesia's economy. Most smallholder farmers use conventional farming systems, which have adverse effects on both microfauna and macrofauna, particularly ... -
Estimasi Serapan Karbon Pada Vegetasi Karet Menggunakan Google Earth Engine
(universitas sumatera utara, 2025)Carbon sequestration in rubber vegetation is important to measure carbon sequestration potential as an effort to mitigate climate change by reducing CO2 concentrations in the atmosphere. One way to estimate carbon uptake ... -
Karakterisasi Morfologi Tanaman Jeruk Siam (Citrus Nobilis) di Kabupaten Karo
(Universitas Sumatera Utara, 2025)This research aims to characterize and analyze the morphological variations of Siamese orange plants (Citrus nobilis) as well as the relationship between orange plants in three different locations in Karo Regency. The ... -
Pengaruh Ketinggian Tempat terhadap Karakteristik Buah dan Biji Kopi Arabika (Coffea arabica L.) di Kecamatan Siborong-borong Kabupaten Tapanuli Utara
(Universitas Sumatera Utara, 2025)Coffee is one of the leading commodities in the plantation sector in Indonesia. The third highest coffee production is in North Sumatra Province, with the highest distribution found in North Tapanuli Regency. Siborong-borong ... -
Pengaruh Ketinggian Tempat terhadap Karakteristik Buah dan Biji Kopi Arabika (Coffea arabica L.) di Kecamatan Tarutung Kabupaten Tapanuli Utara
(Universitas Sumatera Utara, 2025)Arabica coffee (Coffea arabica L.) is a type of coffee that is widely consumed by most people in the world because it provides many health benefits. The altitude of the place has a great influence on the size of the fruit ... -
Pengaruh Jumlah Stek dan Jenis Pupuk Kandang terhadap Pertumbuhan dan Produksi Tanaman Ubi Jalar (Ipomoea batatas L.) dalam Karung
(Universitas Sumatera Utara, 2025)This study aims to determine the growth and production of sweet potato against different numbers of cuttings and types of manure planted in sacks. This research was conducted in Aek Kanopan, Kualuh Hulu District, North ... -
Keragaman Biotipe Nilaparvata Lugens (Stall) pada Beberapa Daerah Penghasil Beras Di Sumatera Utara
(Universitas Sumatera Utara, 2025)The brown planthopper (Nilaparvata lugens) is a major rice pest that causes significant crop losses throughout Asia. The purpose of this study was to determine the biotype diversity of bWBC in four rice-producing ... -
Pertumbuhan dan Produksi Beberapa Varietas Kedelai (Glycine max (L.) Merrill) dengan Perlakuan Vitamin B1 pada Areal Tegakan Kelapa Sawit
(Universitas Sumatera Utara, 2025)This research aims to determine the effect of vitamin B1 application on the growth and production of several soybean varieties in palm oil plantation areas. The study was conducted on palm oil plantation land on Jl. ... -
Efek Pupuk Organik Cair Eceng Gondok dan Asam Humat terhadap Sifat Tanah dan Produksi Jagung Manis pada Ultisol Serba Jadi
(Universitas Sumatera Utara, 2025)This study aimed to examine the effects of applying water hyacinth liquid organik fertilizer and humic acid on the chemical and physical properties of soil, as well as on sweet corn production on Ultisol soil in Serba Jadi. ...