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1. Physical and chemical oceanography of Chile Bay, English Strait [154-93_01]
Temperature, salinity, and penetration of light from 0 -200 meters were measured on a weekly basis, depending on sailing conditions. The measurements were taken using a CTD installed at a station ...

2. Preliminary data on the accumulation of usnic acid related to ozono depletion in two lichens [003-94_01]
The absorbing properties of UV radiation of lichen phenols agree with their photoprotector capacity determined by in vivo and in vitro methods. The photostability that characterizes these compounds ...

3. Temporal variation in usnic acid concentration in Usnea aurantiaco-atra in Antarctica [110-88_01]
In Usnea aurantiaco-atra, growing in the Antarctica, a monthly variation in the usnic acid content, in individual thalli, was studied by means of scanning densitometry (HPTLC). The higher accumulation ...

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