THE WHO, WHY AND WHERE OF NORWAY’S CO2 EMISSIONS FROM TOURIST TRAVEL



Salicilatos isolados de folhas e talos de Salix martiana Leyb. (Salicaceae) Salicylates isolated from leaves and stems of Salix martiana Leyb. (Salicaceae)

Salix martiana Leyb.is an endemic species from the Amazon river floodplain areas (varzeas), of the State of Amazonas.Stems and leaves were extracted with dichloromethane, methanol and hydro-alcohol and these extracts were fractionated by using conventional chromatographic techniques.The major substances isolated, salicin and trichocarposide tillman

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