Sugar wastewater can be a serious problem for environment because of highorganic content namely nitrogen concentration. Other problems caused by the waste are unpleasant colour and an inferable smell. The appropriate treatment is needed for…
Two types of catalysts based on Indonesia Natural Zeolite (INZ) and Australia Natural Zeolite (ANZ) were prepared by impregnation of 5 % of active metal cobalt. The synthesized catalysts were calcined in air at 5500C for 6 hours. The catalysts were…
Research on plant leaves Artocarpus camansi (kulu), aims to determine the chemical compounds contained in the hexane extract of the plant leaves. This study begins by isolating the hexane extract, from the leaves of plants A. camansi. Subsequently…
A research about production of soybean under drought stress with the application of Bradyrhizobium japonicum induced by genistein was conducted in green house, Faculty of Agriculture, University of Sumatera Utara. The aim of the research was to…
The advantage of palladium modified La-doped NaTaO3 (Pd/La-NaTaO3)semiconductor photocatalyst for enhanced hydrogen generation under irradiation at the ultraviolet range has been investigated. The La-NaTaO3 has been synthesized by sol-gel technique.…
Malaria still cause health problem in tropics including Indonesia, since its generate high mortality rate. Medication of Malaria has been performed long time ago without optimum result. One reason is the high rate of P.falciparum resistance on…
In many crude oil spill sites, dispersants are widely applied during clean-up operations without adequate consideration of their environmental effects. This is despite the fact that the water accommodated fractions of these mixtures contain toxic…
Traditional brackishwater aquaculture in Indonesia focuses on production of shrimp and milkfish. However, since the 1990’s production of shrimp, particularly Penaeus monodon, has become problematic because ofthe prevalence of white-spot disease. Crop…
Local economical substrates namely rice bran and unprocessed brown rice was applied into fermentation condition to produce a potent secondary metabolite compound, lovastatin. A basis condition of fermentation viz. 70% (v/w) of moisture content…
The research was conducted to determine the effect of Tiens Golden Harvest (TGH) fertilizer concentration and the varieties on growth and yield of Roselle, and also to examine the interaction between the two factors. The research was conducted in the…