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Studi Hifa Eksternal CMA dalam Memahami Fungsinya Mengkontribusi Serapan P Tanaman Menggunakan Metode Thin Section
Oleh: Effendy, Machfud, Wijayani, Bhakti Wisnu
The study of the external hyphae of AMF was conducted for getting data of the soil hyphae distribution from the observation using thin section preparation. The experiment was arranged in factorial fully randomized design. The 1st factors are dosages of P application: 0; 45; 90; 135; and 180 kg ha-1....
Penerbit: UNIVERSITY OF LAMPUNG • Publikasi: 01 September 2008
Konversi Hutan Menjadi Lahan Usahatani Karet dan Kelapa Sawit serta Pengaruhnya terhadap Aliran Permukaan dan Erosi Tanah di DAS Batang Pelepat
Oleh: Sunarti, ., Sinukaban, Naik, Sanim, Bunasor
Forest conversion to some land use happened in all watershed, includes Batang Pelepat watershed. The objectives of this research are to know effect of forest conversion to land of rubber (Hevea brasiliensis) and palm oil (Elaeis guinensis Jack) farming on run off and soil erosion and different of er...
Penerbit: UNIVERSITY OF LAMPUNG • Publikasi: 01 September 2008
Releasing Pattern of Applied Phosphorus and Distribution Change of Phosphorus fractions in the Acid Upland Soils with Successive Resin Extraction
Oleh: Hartono, Arief
The releasing pattern of applied P in the acid upland soils and the soil properties influencing the pattern were studied. Surface horizons of six acid upland soils from Sumatra, Java and Kalimantan were used in this study. The releasing pattern of applied P (300 mg P kg-1) of these soils...
Penerbit: UNIVERSITY OF LAMPUNG • Publikasi: 01 May 2008
Rekomendasi Pemupukan P Untuk Tanaman Jagung Pada Tanah Inceptisols Menggunakan Pendekatan Uji Tanah
Oleh: Syafruddin, .
Productivity of maize in Central Sulawesi has been significantly low. The evidence has been a challenge on maize development in this area. Rational fertilization based on soil conditions and nutrient requirement of plants croped, has saved use of fertilizer, increased efficiency of the farm and also...
Penerbit: UNIVERSITY OF LAMPUNG • Publikasi: 01 May 2008
Local Rice Cultivars Grown On Tidal Swampland Near Coastal Area in South Kalimantan
Oleh: Purnomo, Erry, Setiawan, Muhammad Lestio, Yuliani, Nurmili
Local farmers in South Kalimantan (Banjarese farmers) use to grow local rice cultivars. The local rice growing areas are varied with distance from the coastal line. Consequently, the degree of salinity also varied. To overcome the salinity problem, farmers do their last transplanting earlier than th...
Penerbit: UNIVERSITY OF LAMPUNG • Publikasi: 01 May 2008
Relationship between depth of soil moisture assessment and turgidity of coffee plant in selected agroclimates
Oleh: Erwiyono, Rudy, Wibawa, Aris
Observation on the relationship between the depth of soil moisture assessment and turgidity of coffee plant has been carried out at 3 different agroclimates by survey method, i.e. Andungsari experimental station (Andosol soil type, >1.000 m asl. high, and rainfall type of C), Sumberasin experimen...
Penerbit: UNIVERSITY OF LAMPUNG • Publikasi: 01 May 2008
Phosphate Solubilizing Microorganism and available P on the Rizosphere of some Ages and Distances from the Center of Maize Roots
Oleh: Niswati, Ainin, Yusnaini, Sri, Arif, Mas Achmad Syamsul
Effect of the age and root distance of maize on the population of phosphate solubilizing microorganisms was studied. The rizosphere and non-rhizosphere soil of maize was setup in the special pots with dimension of 60 cm x 60 cm x 30 cm in the glasshouse. The Ultisols soil was planted with maize ...
Penerbit: UNIVERSITY OF LAMPUNG • Publikasi: 01 May 2008
The Changes of Earthworm Population and Chemical Properties of Tropical Soils under Different Land Use Systems
Oleh: Yusnaini, Sri, Niswati, Ainin, Arif, Mas Achmad Syamsul
Hilly area Sumberjaya, West Lampung Province, South Sumatra, Indonesia, is one of the Province where deforestation increasing in the past 30 years as a result of the implementation of agricultural systems, especially coffee plantation. it is important to study the soil fauna in these natural rel...
Penerbit: UNIVERSITY OF LAMPUNG • Publikasi: 01 May 2008
Landform Classification which Alighted from Digital Elevation Models: Case in Citarum Watershed, Cilalawi Sub Watershed, West Java
Oleh: Salwati, ., Saidi, Busyra Buyung
Application of GIS technology (Geographic Information System), that is Digital Elevation Models (DEMs) for the analysis of  landform or slope have been conducted in the Citarum watershed, Purwakarta West Java Province from August until November 2003. Research aim to make landform classification o...
Penerbit: UNIVERSITY OF LAMPUNG • Publikasi: 01 May 2008
Land Capability Evaluation of Upper Sekampung Watersheds
Oleh: Banuwa, Irwan Sukri, Sinukaban, Naik, Tarigan, Suria Darma
Land degradation is a serious problem in the Upper Sekampung Watersheds. This is because the farmers cultivated in steep land to coffee crops without  in adequate soil and water conservation practices.  The land degradation is mostly caused by erosion. The erosion problem not only ...
Penerbit: UNIVERSITY OF LAMPUNG • Publikasi: 01 May 2008