However, recognition of the pathogenic bacteria in gut population and distinguishing from non-harmful microbiota is difficult and restricted by the fact that bacterial diversity is not yet fully explored and the pathogenic bacteria are also present in clinically healthy animals.
She said the voter campaigns were legitimate activities of political parties, while direct mailings would be too difficult to restrict.
Because of its small size, North Korea would find it difficult to restrict the effect of market reforms to a geographic area, said Ha Young Sun, a professor of international relations at Seoul National University.
Such straight-ahead checks to the head remain legal — "We want those hits in our game," Toronto General Manager Brian Burke said on Tuesday — and Regier conceded it could prove difficult to restrict them.
The present service model of multicast makes it difficult to restrict access to authorized End Users (EUs) or paying customers.
For years together, microbes are complicated and it was difficult to restrict their growth or to prevent its infection towards human beings.
Over the range of stand densities at which radiata pine is typically grown, it is very difficult to restrict the size of the corewood zone.
Unfortunately, it is very difficult to restrict the size of the juvenile core and the overall proportion of juvenile wood through spacing, except at the extremes (West [1997]), but more conservative thinning may give more uniform final crops with better average stem form, smaller branches and less radial variation in wood properties.
However, as roost sizes approach icrit the dominance advantage also becomes less and less significant as it becomes increasingly difficult to restrict roost mates' access to a carcass.
Furthermore antimicrobial consumption in nursing homes is likely to be difficult to restrict.
