Artikel (44)
Effects of Green Manure and Clay on the Soil Characteristics, Growth and Yield of Peanut at the Coastal Sandy Soil (Muchtar and Y Soelaeman): Poor physical properties and limited amount of available nutrients were regarded as two main constraints possessed by coastal sandy soil for agricultural prod...
JOURNAL OF TROPICAL SOILS; Vol. 15 No. 2: May 2010; 139-146 | 2018
Effects of Bio-phosphate on Increasing the Phosphorus Availability, the Growth and the Yield of Lowland Rice in Ultisol (Yafizham and M Abubakar): Ultisol soil is low of macro and micro nutrient, pH and base saturation as well as high toxicity of Al and Fe. To increase productivity of ultisols soils...
JOURNAL OF TROPICAL SOILS; Vol. 15 No. 2: May 2010; 133-138 | 2018
Recommendation of Phosphate and Potassium Ferlilizers for Maize at Five Location in Lampung (J Barus and AM Murni):. Fertilizer recommendation in specific location will be related to fertilizers efficiency. The study was conducted at five locations which were planted with corn minimal once a yea...
JOURNAL OF TROPICAL SOILS; Vol. 15 No. 2: May 2010; 127-132 | 2018
Nutrient Balance at Integrated Nutrient Management on Lowland Rice Which is Dominated by 1:1 Clay Mineral for High Potential Rice Yields (A Kasno): The curve of the most recent production period of the intensification lowland rice was stating a levelling off. In the effort to increase the rice produ...
JOURNAL OF TROPICAL SOILS; Vol. 15 No. 2: May 2010; 119-126 | 2018
Changes in Some Soil Chemical Properties of Ultisol Applied by Mulch from Empty Fruit Bunches in an Oil Palm Plantation (D Budianta, AYA Wiralaga, and W Lestari):Â Objective of this research was to study the effect of empty fruit bunches (EFB) applied as mulching on some soil chemical properties ...
JOURNAL OF TROPICAL SOILS; Vol. 15 No. 2: May 2010; 111-118 | 2018
Variable Charge Ultisols due to Phosphate Application and Incubation Time (M Mahbub): The laboratory experiment was conducted to study the effect of phosphate (P) application and its incubation time on pHo (pH at the point of zero charge) and variable charge of ultisols . The determined parameters w...
JOURNAL OF TROPICAL SOILS; Vol. 15 No. 2: May 2010; 103-109 | 2018
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