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The Rural Voice, 1979-11, Page 20The directors say: Editor's note: Directors of any farm commodity group who'd like to write an occasional letter to their members are invited to use this space monthly in Rural Voice, free of charge, on a first come, first served basis. A common sense approach to raising pigs BY WILLY KELLER PERTH COUNTY PORK PRODUCER This time I am going to talk about baby pig scours and some ways to prevent them, like immunity. I don't think we spend enough time and resource in this regard. When we talk about immunity, I am thinking of micro- organisms like bacteria which are prevalent on pig farms. Those small living things provide two functions. They can either destroy you and make you go broke, or you can make some of them work for you. On our farm we like to work with cultures. We prepare cultures, using organisms already on our farm (mixed culture). To make a mixed culture on the farm is nothing more than trying to grow those M. organism which are present in your herd and expose all the pigs to them, two to three times a year. This practice is very important in a closet; herd (Farrow to finish operation) and it works very well for v. To grow this bacteria you need three things. 1. incubator, 2. controlled temperature, 3. food for bacteria to grow, and the know-how to do it. If you want to grow a pure culture. it's more difficult, because you have to isolate the ones you don't want. Therefore I would recommend that you get in touch with a good veterinarian and I am sure he will help you work with immunity in your herd. Our cultures are always mixed in with the feed. If you have an outbreak of At. Rhinitis, Hemophilus pneumonia, T.G.E., Leptospirosis etc. I would recommend that you get in touch with your Veterinarian and try to identify the carriers and get rid of them first. The reason I like to expose my sows to micro-organism through cultures is, that they in turn pass some of the immunity over to the piglets through the colostrum milk. Approximately 25 per cent of the piglets in Ontario are lost on the sow, because they lack immunity. I really believe that scours are caused by stress, which comes from environment, nutrition or infection. Through immunity you can at least cut down on some infectious diseases. Stress on baby pigs is a subject by itself and it is most highly recommend that when those work -shops start again in your counties this winter, that you consider "Stress on baby -pigs" on your agenda. Once we learn all we can about what causes stress on little pigs, it will be a lot easier to go into other things like how to get over 16 pigs per sow per year. Immunity does not replace cleanliness. There is a balance between cleanliness and immunity at the right time and in the right place. Recently I read two articles in "Pig American" where one expert suggested dismantling all of the equipment (Farrowing crates) before cleaning and another said he likes to see some manure left in the gutter. How is that for confusing a young farmer just starting in the business! SMYTN SNOWBLOWERS Cutting Req'd Approx. Width H.P. Auger Fan Weight Hoods Rear Mount 72" (6 ft) 35 & up Single 24" x 8" 700 Ib Manual 16" 84" 55 Single 30" x 8" 800 Ib. Manual 20" 96" 70 Single 30" x 10" 950 Ib. Hydraulic 20" 96" 100 14" 36" x 10" 1200 Ib Hydraulic 20" 108" 120 & up 20" 36" x 12" 2000 Ib Hydraulic 20" SMYTN Welding and Machine Shop RR 2, Auburn, Ontario (519) 529-7212 PG. 18 THE RURAL VOICE/NOVEMBER 1979