| [hydatidosis control in the province of río negro, argentina: evaluation of the veterinary health care activities. 1]. | hydatidosis constitutes a serious public health problem in the province of rio negro, argentine. this situation has promoted the implementation of a control programme, carried out in 1979. the accumulated experience of 13 years works is presented in this study. | 1994 | 7716409 |
| population regulation in magellanic penguins: what determines changes in colony size? | seabirds are often studied at individual colonies, but the confounding effects of emigration and mortality processes in open populations may lead to inappropriate conclusions on the mechanisms underlying population changes. magellanic penguin (spheniscus magellanicus) colonies of variable population sizes are distributed along the argentine coastline. in recent decades, several population and distributional changes have occurred, with some colonies declining and others newly established or incre ... | 2015 | 25786254 |
| natural brucella infection in argentine wild foxes. | in the course of an investigation in 1962-64 into the natural occurrence of brucellosis among grey foxes in argentina, agglutination tests were performed on 728 sera of the foxes dusicyon gymnocercus antiquus and d. griseus griseus, captured in the provinces of buenos aires and rio negro. agglutination titres of from 1:25 to 1:800 were found in 173 (23.8%) of the foxes tested, 11.3% having titres of 1:100 or more. in bacteriological testing, eight cultures of brucella abortus, biotype 1, were ob ... | 1966 | 5296540 |
| [the prevalence of risk factors for coronary arteriosclerosis in the urban areas of the argentine patagonia. a multicenter study]. | it is important to know the prevalence of risk factors for coronary atherosclerosis in the urban south area of argentina in order to implement the prevention of this disease. in 330 males and 322 females of viedma and cipolletti (province of rio negro), and comodoro rivadavia (province of chubut), we determined total cholesterol (ct), triglycerides (tg), hdl cholesterol (chdl), ldl cholesterol (cldl), uric acid (acu), systolic pressure (ps), diastolic pressure (pd), cigarette smokers (cig), and ... | 1992 | 1340881 |