Lusia Widiastuti- Head of Department at University of Palangka Raya
Lusia Widiastuti
- Head of Department at University of Palangka Raya
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11
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Publications (11)
The vegetation type and its coverage in forest ecosystems are crucial in soil erosion and surface runoff. Cover crops provide significant protection to the soil aggregates, preventing damage caused by rainfall and runoff that might occur in the absence of these crops. However, changes in land use, such as converting forests into oil palm plantation...
This study aims to identify the nutrient content of palm oil wastewater in the plantation and palm oil mill area of PT. MuliaSawitAgro Lestari (PT. MSAL) in Gunung Mas Regency, Central Kalimantan Province. Overall, PT. MSAL is located in BerengBelawan Village, BelawanMulia Village, Bereng Jun, Taringen Village and Takaras Village, Manuhing Subdistr...
Zona penyangga taman nasional adalah kawasan di luar taman nasional yang berfungsi sebagai penyangga taman dari gangguan manusia dan hal-hal lain dari luar. Kawasan ekowisata Punggualas di wilayah Katingan memiliki potensi wisata yang besar, seperti mengamati satwa nokturnal, mengamati orangutan liar, hiking di sepanjang Sungai Katingan, mengamati...
Food security can be interpreted by ensuring access to food for each individual to fulfill their food needs in order to live healthy and active. The effort to improve food security is through integrated farming systems. Integrated Farming System (IFS) is a system of managing crops, livestock and fish with their environment to be closed to high prod...
Erosion brings more fertile soil layers, rich in organic matter and nutrients causing loss of plant nutrients. The research aims to study the amount of surface runoff, erosion and nutrient loss in oil palm plantations of different ages. This research was conducted at PT. Kalimantan Hamparan Sawit, Gunung Mas Regency, lasted for 4 months from May to...
This research was carried out in the oil palm plantation of PT. MuliaSawitAgro Lestari (PT. MSAL) Gunung Mas Regency Central Kalimantan Province for 3 months starting in January 2019 until March 2019. The purpose of this study was to identify the potential of microorganisms as biofertilizers from palm oil mill effluent (PKS). This research is an ex...
The purpose of this study was to determine the effect of chicken manure and urea on the growth and yield of onion leaves on inland peat soil. The design used was a Completely Randomized Design (CRD) factorial with two treatment factors. The first factor is that chicken manure fertilizer application consists of 4 levels, namely: 0, 5, 10 and 15 tons...
ABSTRAK Fosfor (P) merupakan salah satu unsur hara yang sangat dibutuhkan oleh tanaman karena berperan dalam menyimpan dan mentransfer energi serta sebagai komponen protein dan asam nukleat.Keberadaaan unsur P pada tanah mineral masam yang melimpah belum tentu bisa digunakan oleh tanaman jika P tersebut berada dalam bentuk tidak tersedia. Penelitia...
Transitory carbohydrate storage plays a vital physiological role in functioning of woody plants and may serve as indicator of source/sink relationship. Contrary to temperate trees, little work has been done on this subject for tropical, perennial trees. The objectives were to describe the nature, the distribution and the quantity of carbohydrate re...
