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Application of Organic Fertilizer Tithonia Plus to Control Iron Toxicity and Reduce Commercial Fertilizer Application on New Paddy Field
Oleh: Hakim, Nurhajati, ., Agustian, Mala, Yanti
Ferrous toxicity is a one of the problems most often found in lowland rice systems in tropical and sub-tropical regionespecially in new paddy field (NPF) on Ultisols and Oxisols. Flooding during rice growth creates a chemicallyreduced state in soils causing reduction of insoluble (Fe3+) to soluble (...
Penerbit: UNIVERSITY OF LAMPUNG • Publikasi: 19 November 2012
Adding Organic Matter Enhanced the Effectiveness of Silicate Rock Fertilizer for Food Crops Grown on Nutritionally Disorder Soils: A Glasshouse Assessment
Oleh: Priyono, Joko, Arifin, Zaenal
A glasshouse experiment was carried to identify effects of the application rate of ground silicate rock as a multinutrientfertilizer (SRF) with and without organic matter (OM) on growth and nutrient status of food crops (rice,corn, and soybean). Those crops were grown on 3 different soils in 2 cropp...
Penerbit: UNIVERSITY OF LAMPUNG • Publikasi: 13 November 2012
Greenhouse Gas Emissions from Peat Soils Cultivated to Rice Field, Oil Palm and Vegetable
Oleh: Hadi, Abdul, Affandi, Dedi Nursyamsi, Bakar, Rosenani Abu
Presently, about 20% of oil palm (Elaeis guineensis Jacq) fields in Indonesia are on peat soil, in addition to that otherarea of peat soil has been conventionally used for rice field and vegetables. To elucidate the global warmingpotentials of peat soils cultivated to oil palm, vegetable or rice fie...
Penerbit: UNIVERSITY OF LAMPUNG • Publikasi: 13 November 2012
Nutrient Removal by Rice Cultivated in Newly Opened Wetland Rice in Bulungan District, East Kalimantan
Oleh: Sukristiyonubowo, ., Nugroho, Kusumo, Vadari, Tagus
Highly weathered Indonesian soils and potential acid sulphate soils are mainly granted for developing newlyopened wetland rice field to meet rice growing demand in Indonesia. Nutrient removal by rice harvest product ofCiliwung variety planted in newly opened wetland rice was studied in Bulungan Dist...
Penerbit: UNIVERSITY OF LAMPUNG • Publikasi: 13 November 2012
Optimum Ratio of Fresh Manure and Grain Size of Phosphate Rock Mixture in a Formulated Compost for Organomineral NP Fertilizer
Oleh: Nugroho, Sutopo Ghani, Dermiyati, ., Lumbanraja, Jamalam
The objective of multi years study was to formulate an alternative organic based fertilizer by mixing a fresh manureand phosphate rock with several different grain sizes conducted in the Field Experimental Station of the Universityof Lampung. Both materials of the fresh manure and phosphate rock wer...
Penerbit: UNIVERSITY OF LAMPUNG • Publikasi: 13 November 2012
Studies on Nutrient Release Pattern of Neem Fortified Cocoa Pod Husk Fertilizer in an Alfisol
Oleh: Ogunwole, Ogunlade Moses, Adeoye, Gideon Olajire, Ogeh, Joseph Sunday
A laboratory experiment was carried out at Cocoa Research Institute of Nigeria, Ibadan to evaluate the nutrientrelease pattern of neem fortified cocoa pod husk developed for use as organic fertilizer materials. Cocoa Pod Husk(CPH), Neem Leaf (NL), Neem Seed (NS), CPH + NL (90:10), CPH + NL (80:20), ...
Penerbit: UNIVERSITY OF LAMPUNG • Publikasi: 13 November 2012
Response of Peanut due to Application of Dolomite Plus
Oleh: Sutriadi, Mas Teddy, Setyorini, Diah
Most developing areal for peanut crop (Arachis hoypogeae) is upland, that is dominated by parent soil and has acidcharacteristis. Main constraints for this soil are pH and low soil productivity. Dolomite plus is a dolomite ameliorant,with phosphate nutrient. The dolomite plus beside as the amelioran...
Penerbit: UNIVERSITY OF LAMPUNG • Publikasi: 13 November 2012
Application of Rice Straw and Tithonia for Increasing Fertilizer Use Efficiency on Paddy Soil
Oleh: Gusnidar, ., Yasin, Syafrimen, Burbey, .
The research was aimed to obtain a combination of rice straw (S) and tithonia (Tithonia diversifolia) (T) to increasechemical fertilizers use efficiency (FUE) on paddy soil which was conducted in Sicincin, Padang Pariaman Regencyin 2008. The experiment consisted of 8 treatments (A= recommendation in...
Penerbit: UNIVERSITY OF LAMPUNG • Publikasi: 13 November 2012
Application of Bokashi Botom Ash for Increasing Upland Rice Yield and Decreasing Grain Pb Content in Vitric Hapludans
Oleh: Sondari, Nunung, Nurkhalidah, Ervina Siti
Greenhouse experiment was conducted at Agricultural Faculty of Winaya Mukti University Tanjungsari SumedangRegency, from May to October 2009. The objective of this experiment was to study the effect of bokashi bottom ashon the growth, yield, and Pb content of upland rice. The experiment used a Rando...
Penerbit: UNIVERSITY OF LAMPUNG • Publikasi: 13 November 2012
Temporal Variation and Respons of Mangrove Soil on Solar Illumination Changes
Oleh: Medellu, Christophil, Soemarno, ., Marsoedi, .
Research on soil temperature in mangrove forest is a part of the mangrove ecosystem microclimate research. Studieson microclimate variables interaction, including soil temperature is important and interesting because it is associatedwith ecosystem and environmental changes, and the biota living in i...
Penerbit: UNIVERSITY OF LAMPUNG • Publikasi: 13 November 2012