Show prevent pig parasites it la Is much easier according to the specialist at the department of agriculture to prevent small pigs from becoming infested with intestinal parasites such as the roundworm than it Is to rid the pigs of 0 them once the tha parasites have become established the parasites are quite easily controlled by the use of a sanitation system which should be started before the birth of the pigs clean farrowing furrowing far rowing pens are essential and the sow should be thorough thoroughly bly washed before she la Is turned into the pen after the pigs are born they should be kept in clean pastures until they are about four months old |