Artikel (421)
Root-induced Changes in the Rhizosphere of Extreme High Yield Tropical Rice: 1. Soil Chemical Properties   (E Purnomo, M Turjaman, A Hairani, A Mursyid, D Choiron, R Yulia and M Osaki): Padi Panjang cultivar is one of many local rice cultivars found in South Kalimantan that yields 8 M...
JOURNAL OF TROPICAL SOILS; Vol. 15 No. 2: May 2010; 95-102 | 2018
Tropical Volcanic Soils from Flores Island, Indonesia (Hikmatullah and K Nugroho): Soils that are developed in tropical region with volcanic parent materials have many unique properties, and high potential for agricultural use. The purpose of this study is to characterize the soils developed on volc...
JOURNAL OF TROPICAL SOILS; Vol. 15 No. 1: January 2010; 83-93 | 2018
Land Characteristics of Batang Pelepat Watershed In Bungo District, Jambi (Sunarti): Land characteristics describe biophysics characteristics of watershed. But, land has been used for economic oriented. The objective of this research is to identify land characteristics of Batang Pelepat watershed. D...
JOURNAL OF TROPICAL SOILS; Vol. 15 No. 1: January 2010; 73-82 | 2018
Microclimate of Developed Peatland of The Mega Rice Project in Central Kalimantan (A Jaya,T Inoue, SH Limin, U Darung and IS Banuwa): In Indonesia peatland covers an area of 16 to 27 Mha and this ecosystem is vitally linked to environmental and conservation issues, as well as its economic value for ...
JOURNAL OF TROPICAL SOILS; Vol. 15 No. 1: January 2010; 63-71 | 2018
In order to clarify the characteristics and stocks of soil nutrient under various land use types in a super wet tropical rain forest in Padang, West Sumatera. We investigated the nutrient characteristics of the several samples of soils under different land use such as cacao plantation (CP), cinnamon...
JOURNAL OF TROPICAL SOILS; Vol. 15 No. 1: January 2010; 55-62 | 2018
Site Specific Nutrient Management for Maize on Ultisols Lampung (A M Murni, JM Pasuquin, and C Witt): Lampung is the third major maize producing province in Indonesia after East Java and Central Java. In Lampung maize is cultivated mainly in upland areas with ultisols and only some cultivated on...
JOURNAL OF TROPICAL SOILS; Vol. 15 No. 1: January 2010; 49-54 | 2018
Assessing Biodegradation Susceptibilities of Selected Petroleum Hydrocarbons at Contaminated Soils (M.H. Langsa): The susceptibility to biodegradation of selected saturated hydrocarbons (SHCs), polycyclic aromatic hydrocarbons (PAHs) and asphaltenes in a Barrow crude oil and extracts isolated from s...
JOURNAL OF TROPICAL SOILS; Vol. 15 No. 1: January 2010; 39-47 | 2018
Extreme High Yield of Tropical Rice Grown Without Fertilizer on Acid Sulfate Soil in South Kalimantan, Indonesia (E Purnomo, Y Hashidoko, T Hasegawa and M Osaki): Local rice arieties are commonly grown by the farmers located in acid sulfate soil area of South Kalimantan. In South Kalimantan, more th...
JOURNAL OF TROPICAL SOILS; Vol. 15 No. 1: January 2010; 33-38 | 2018
Lad Contamination in Roadside Soil and Plant and Effect of Organic Matter Amendment (Sabaruddin, D Budianta and Mardia): Roadside soils and plants may be the most important sink of lead (Pb). It has been widely known that soil organic matter (SOM) plays important roles in determining concent...
JOURNAL OF TROPICAL SOILS; Vol. 15 No. 1: January 2010; 25-32 | 2018
Aluminum Detoxification by Humic Substance Extracted from Compost of Organic Wastes (S Winarso, E Handayanto and A Taufiq):Â Humic substance could control the activity of metal as well as exchangeable aluminum (Alexch) on acid soil. The humic substance extracted from compost of agricultural waste...
JOURNAL OF TROPICAL SOILS; Vol. 15 No. 1: January 2010; 19-24 | 2018