Artikel dari Penerbit "University of Lampung"

Penerbit: University of Lampung

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Ditemukan 665 artikel.

Characterization and Classification of Soils in Landslide Residual Zones to Estimate the Presence of Shallow Slip Plane

Oleh: Noviyanto, Amir

While landslide determination has traditionally relied on topography and geology, the connection between soil characteristics and landslide potential remains a relatively unexplored area. This study sets out to bridge this gap by investigating the relationship between soil properties and their class...

Sumber: JOURNAL OF TROPICAL SOILS; Vol. 30 No. 1: January 2025; 53-60

Impact of Land Use on Soil Water Retention in Inceptisols of the Upper Konto Watershed

Oleh: Ermawati, Ermawati -, Kusuma, Zaenal, Wicaksono, Kurniawan Sigit

The Upper Konto Watershed in Malang Regency is an area with various types of land use that have the potential to influence soil physical properties and soil water retention. Soil water retention is the ability of soil to absorb and retain water, which is closely related to the availability of water ...

Sumber: JOURNAL OF TROPICAL SOILS; Vol. 29 No. 3: September 2024; 167-177

Soil Characteristics and Management of Ultisols Derived from Claystones of Sumatra

Oleh: Pratamaningsih, Mira Media, Hati, Diah Puspita, Erwinda, Erwinda

Ultisols are one of the soil types that develop from claystone parent materials and are widely distributed in Indonesia, making them suitable for agricultural land use. Naturally, Ultisols have low soil fertility, such as acidic soil reactions and low base content;  without proper management, the...

Sumber: JOURNAL OF TROPICAL SOILS; Vol. 29 No. 3: September 2024; 115-125

The soil available P, Plant P uptake, Growth, and yield of corn in Regosol Soil Treated with Ela Sago Compost and SP-36 Fertilizer

Oleh: Kaya, Elizabeth, Putinella, June Annethe, Puturuhu, Ferad

The research examined the effect of ela sago compost on the soil chemical properties, growth, P-uptake, and yields of corn plants (Zea mays L) in Regosol soils. A randomized block design with a 2 x 4 factorial treatment was applied. The first factor was ela sago compost (B) with three dose levels: B...

Sumber: JOURNAL OF TROPICAL SOILS; Vol. 30 No. 1: January 2025; 1-8

Water Table Control Model for Maize Cultivation of C Typology Land on Tidal Lowland Reclaimed Area of South Sumatra, Indonesia

Oleh: Imanudin, Momon Sodik, Madjid, Abdul, Bakri, Bakri

Tidal lowland productivity in type C is still low. Most of them have only been able to cultivate rice twice a year. The third cultivation of corn often fails due to a lack of water. The research objective is to determine an operational model for water management in the field for maize cultivation at...

Sumber: JOURNAL OF TROPICAL SOILS; Vol. 30 No. 2: May 2025; 113-124

Study of Soil Chemical Properties on Palm Oil Productivity in PT. Gemilang Sejahtera Abadi in East Kalimantan

Oleh: Christian, Bertolomius Medy, Munir, Mochammad, Wicaksono, Kurniawan Sigit

East Kalimantan is a region that contributes to palm oil production. Industrial development in the area still needs to be improved in some plantations because there is a limiting palm oil productivity. This study examined the chemical properties of the soil on the PT. Gemilang Sejahtera Abadi (GSA) ...

Sumber: JOURNAL OF TROPICAL SOILS; Vol. 29 No. 3: September 2024; 127-133

Assessment of Andisol characteristics for the development of potato crops in Pangalengan

Oleh: Herdiansyah, Ganjar, Arifin, Mahfud, Suriadikusumah, Abraham

Pangalengan is a horticultural crop center area in Bandung Regency. The soil in this area consist of Andisol, which is developed from volcanic ash. One of the primary commodities in this area is potatoes. Intensive farming in Pangalengan is a problem that has an impact on soil and environmental cond...

Sumber: JOURNAL OF TROPICAL SOILS; Vol. 30 No. 1: January 2025; 45-52

Optimizing Nitrogen Fertilizer for Wheat Production in Moisture-Deficit Areas of Northern Ethiopia

Oleh: Sebnie, Workat, Melak, Ewunetie, Esubalew, Tilahun

Depleting soil nutrients is among the significant factors affecting production and productivity in Ethiopia. From the nutrients, nitrogen is the most yield-limiting, which governs wheat production. Therefore, the study was conducted to examine the effect of nitrogen on the yield and yield components...

Sumber: JOURNAL OF TROPICAL SOILS; Vol. 29 No. 2: May 2024; 59-66

Impact of Biofertilizer and Inorganic Fertilizers on Soil Available Phosphorus, Productive Tillers, and Rice (Oryza sativa L.) Yield

Oleh: Ngui, Marianus, Melati, Maya, Muhimmatul, Husna

The use of Bacillus bacteria as biofertilizers (BF) increases since the detrimental effects of inorganic fertilizers on the agricultural environment spread out. The objective of this research was to study the influence of bio fertilizer and in combination with inorganic fertilizer on the productivit...

Sumber: JOURNAL OF TROPICAL SOILS; Vol. 29 No. 3: September 2024; 143-148

Spatial Analysis of Disaster Vulnerability in Wonolelo, Magelang Regency

Oleh: Arif, Nursida, Martiana, Aris, Hadi, Bambang Syaeful

This research aims to assess the level of disaster vulnerability in the Wonolelo tourist village area using spatial analysis with an overlay method of several factors causing disaster vulnerability. The location of Wonolelo Village on the slopes of Mount Merapi with a rather steep to steep topograph...

Sumber: JOURNAL OF TROPICAL SOILS; Vol. 30 No. 1: January 2025; 37-43

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