| [outbreak of sheep scab on two adjacent common alpine pastures in the canton of schwyz (switzerland)]. | sheep scab, which is caused by the mite psoroptes ovis, is a notifiable disease in switzerland. in the framework of an epidemiological study in the canton of schwyz, a sheep scab outbreak on 2 adjacent alpine pastures with 62 flocks (1770 sheep) was followed up clinically, parasitologically and serologically. no mass treatment of the flocks with organophosphates or avermectins had been undertaken before the flocks were taken up to the alpine pastures, but they were treated according to their ser ... | 2004 | 14994483 |
| a method for sheep scab control by applying selective treatment based on flock serology. | sheep scab, caused by psoroptes ovis, is a severe and debilitating disease that can be treated and controlled by the use of acaricidal dips or the use of broad-spectrum avermectins. in switzerland, control measures are state regulated. in particular, sheep should be routinely treated with ectocide dips or avermectin injections before they are moved onto common alpine pasture in late spring. however, a substantial part of the sheep population remains untreated and represents a potential reservoir ... | 2006 | 16359806 |