Found 13254 items
1 January, 1974
Twelve sheathbills, Chionis alba, 12 South Georgian diving petrels, Pelecanoides georgicus, and 5 common diving petrels, P. urinatrix, collected at Bird Island, South Georgia, were examined for helminth parasites. These…1 January, 1973
An idealized model of the vertical distribution of the electron concentration in the E- and F-regions of the ionosphere is developed in which the model parameters are given by simple…Read more on A simple model of the vertical distribution of electron concentration in the ionosphere
1 January, 1973
Mosses are generally considered to be land plants although a few species are found growing submerged in streams and shallow areas of lakes. But there is now increasing evidence that…1 January, 1973
Using growth rates estimated from lichens growing on introduced substrata on Signy Island, South Orkney Islands (lat. 61 °S., long. 45 °W.), the two most recent moraines of a glacier…Read more on Estimates of lichen growth rates in the maritime Antarctic
1 January, 1973
Eighteen healthy young men on an Antarctic base were observed for 10 months. For a baseline period of 4 weeks they received a normal diet, then they were put on…Read more on Effects of a sucrose-free diet on the serum-lipid levels of men in Antarctica
1 January, 1973
Budd’s expressions for strain-rate gradient along the centre line of a bounded ice shelf are shown to be applicable only to ice shelves with almost constant thickness and very small…1 January, 1973
Available measurements of creep rates and dimensions of ice shelves are used, in conjunction with equations derived in a companion paper (Thomas, 1973), to evaluate the flow law parameters B…Read more on The creep of ice shelves: interpretation of observed behaviour
1 January, 1973
Available measurements of creep rates and dimensions of ice shelves are used, in conjunction with equations derived in a companion paper (Thomas, 1973), to evaluate the flow law parameters B…Read more on The geology of Powell, Christoffersen and Michelsen Islands, South Orkney Islands
1 January, 1972
This was published with two map sheets (ref DOS 1185A & 1185B), which are included as separate TIFF files, and with a 21-page gazetteer, which has been scanned as part…1 January, 1972
Of a total of 119 strains of bacteria from 3 depths in an acid peat on Signy Island, S. Orkney, 52% belonged to the genus Brevibacterium. Twelve other genera were…1 January, 1972
Sucrose was omitted from the diet of a group of 19 men over a period of 14 weeks, and replaced by glucose syrup and calcium cyclamate. Dental plaque was assessed…