Penerbit: Department of Soil Science
P-ISSN: 0852-257X
E-ISSN: 2086-6682
DOI: 10.5400
Fakultas Pertanian Umum Arsitektur
Artikel (426)
Quality Improvement of Compost from Empty Oil Palm Fruit Bunch by the Addition of Boiler Ash and its effect on Chemical Properties of Ultisols and the Production of Mustard (Brassica juncea L.)
Mulyani, Sri, Suryaningtyas, Dyah Tjahyandari, Suwardi, .
Productions of crude palm oil (CPO) produce waste which include the empty oil palm fruit bunch (EOPFB), palm oil mill effluent, shells, and fiber. The combustions of shell and fiber as boiler feed produce waste in the form of boiler ash. Boiler ash is very potential to use as an additive to improve ...
JOURNAL OF TROPICAL SOILS; Vol. 21 No. 3: September 2016; 161-169 | 2017
Utilization of Natural Zeolites as Cu (Ii) and Zn (Ii) Adsorbent
Dewi, Evi Mutiara, Suwardi, ., Suryaningtyas, Dyah Tjahyandari
This research was aimed to determine the differences of physical and chemical characteristics from three natural zeolites from Tasikmalaya, Bayah and Lampung areas and to examine the characteristics of the natural zeolite adsorption capability to the micro-nutrients. The zeolite characterization ana...
JOURNAL OF TROPICAL SOILS; Vol. 21 No. 3: September 2016; 153-160 | 2017
Improving Soil Properties and Yield of Corn (Zea Mays L.) by Application of Organic Amendment on Abandoned Tin-Mining Land in Bangka Island
Asmarhansyah, .
An abandoned land after tin-mining activities are degraded lands with undulating and destructed land scape and low soil fertility status. The objective of this study was to determine the effects of organic amendments on the soil properties, growth, and grain yield of corn (Zea mays L.) on abandoned ...
JOURNAL OF TROPICAL SOILS; Vol. 21 No. 3: September 2016; 141-151 | 2017
Ecological Value Of Soil Organic Matter (SOM) at Tropical Evergreen Aglaia-Streblus Forest of Meru Betiri National Park, East Java, Indonesia
Sulistiyowati, Hari, Winarso, Sugeng, Macandog, Damasa
As part of carbon pools, forest soil stores soil organic matter (SOM) that contains many elements including organic C, N, P, and K. These elements contribute nutrients for biogeochemical cycles within the ecosystem. This study was done to determine the ecological value of forest soil organic matter ...
JOURNAL OF TROPICAL SOILS; Vol. 21 No. 3: September 2016; 129-140 | 2017
Characteristic and Genesis of Black and Red Soil Vertisol in Jeneponto Regency
Juita, Nirmala, Iskandar, ., Sudarsono, .
One of factors that is interasting from Vertisol to be investigated beside the management of the soil fertility was color variations which can vary from gray to brown and brownish red. Exclusive characteristics of Vertisol are shrink swell capacity with clay dominant clay that make agricultural acti...
JOURNAL OF TROPICAL SOILS; Vol. 21 No. 2: May 2016; 123-128 | 2017
Land Suitability Index for Estimating Sugar Cane Productivity in the Humid Tropics of South Sulawesi Indonesia
Neswati, Risma, Lopulisa, Christianto, Nathan, Muhammad
This research was completed using mixed qualitative and quantitative methods. Field surveys were executed in sugar cane plantation throughout South Sulawesi Indonesia. Land suitability analyses were performed using a parametric approach with Storie’s index equation followed up with  corre...
JOURNAL OF TROPICAL SOILS; Vol. 21 No. 2: May 2016; 115-122 | 2017
The Diversity of Arbuscular Mycorrhiza Fungus (AMF) Indigenous in Peanuts (Arachis Hypogea L) Rhizosphere under Different Elevation
Marizal, Surya, Muzakir, ., Syariyah, Amaliah
Arbuscular Mycorrhiza Fungus (AMF) is a type of soil microorganisms with obligate symbiotic characteristic. It can associate with high-level plants at the rate of 90%. Its association level highly depends on the type of AMF and the host plant. The lack of information about the AMF diversity in an ec...
JOURNAL OF TROPICAL SOILS; Vol. 21 No. 2: May 2016; 109-114 | 2017
Diagnosing Soil and Coconut Root Existence in Lontang Plantation of Manado City
Tamod, Zetly Estefanus, Kumolontang, Wisje, Kaunang, Djony
Province of North Sulawesi has been known as wave palm area (coconut). One of the plantations (coconut) potential become the farmer’s income and Locally-Generated Revenue (LGR). Therefore, it is important to maximize the soil function and root system of coconut. This research was aimed to diag...
JOURNAL OF TROPICAL SOILS; Vol. 21 No. 2: May 2016; 99-108 | 2017
Carbon Stock in Integrated Field Laboratory Faculty of Agriculture University of Lampung
Banuwa, Irwan Sukri, Mutiasari, Tika, Buchori, Henrie
This study aimed to determine the amount of carbon stock and CO2 plant uptake in the Integrated Field Laboratory (IFL) Faculty of Agriculture University of Lampung. The research was conducted from April to November 2015. The study was arranged in a completely randomized block design (CRBD), consisti...
JOURNAL OF TROPICAL SOILS; Vol. 21 No. 2: May 2016; 91-97 | 2017
N2O Emission from Managed Soil Under Different Crops in Rainfed Area, Central Java
Ariani, Miranti, Hervani, Anggri, Setyanto, Prihasto
N2O emission from agriculture has been assumed to increase by 30-35% until 2030. This gas has a major contribute to the emission from agriculture. N2O emission from managed soils is the 2nd contributor to green house gas (GHG) emission from agriculture in Indonesia. Rainfed area requested high manag...
JOURNAL OF TROPICAL SOILS; Vol. 21 No. 2: May 2016; 79-89 | 2017