The development of production and marketing activities aims to promote the each actor. present study contribute a better knowledge mountain rice in Toucountouna. methodological approach used case this is based on documentary research, fieldwork, collection, processing, analysis interpretation results.It emerges from that availability large lowland area, presence support structures outlets are a...

s with Program 39 (5): 11. Pearthree, P. A., and A. Young. 2006. Recent debris flows and floods in southern Arizona. Arizona Geology 36 (3): 1–6. Saarinen, T. F., V. R. Baker, R. Durrenberger, and T. Maddock. 1984. The Tucson, Arizona, flood of October 1983. Washington, DC: National Academy Press. Thiagarajan, N., and C. A. Lee. 2004. Trace-element evidence for the origin of desert varnish by d...

Sankat, C.K. and Lauckner, B. 1991. The effect of ammonia treat ment on the digestibility of rice straw under various process conditions. Can.Agric. Eng.33:309-313.Rice straw was treatedwith aqueous NH3 at 2,4, 6 and8% of strawdry matter(DM)such that the final measured moisture content was 21% (wet basis) and samples at each level of ammoniation wereheldunderambient (30°C) conditions for 7, 14,...

Abstract Phenol has been introduced as a priority pollutant by the US Environmental Protection Agency. Advanced oxidation processes (AOPs) are one of most efficient methods for removal non-degradable organic pollutants in aqueous solutions. The efficiencies phenol and COD under optimal conditions pH = 3, concentration 5 mg/L, CaO 2 0.025 temperature 25 °C, 1 g/min ozonation rate contact time 90...