Does the pig do better with constant vs varying temperatures?

Typical ventilation controllers turn devices (heaters or fans) on and off in response to temperature changes as detected by one or more temperature probes suspended in the animal facility. Current ventilation control strategies as implemented by almost all ventilation controllers installed in production facilities contribute to temperature variation.  Read More...

How tunnel ventilated barns really work in hot weather

Many of the readers of this blog have tunnel ventilated wean-finish or grow-finish facilities. Others have seen these type of facilities and have questions about how they function in terms of meeting the heat removal needs of growing pigs. A common question I get asked – how much temperature variation is ‘normal’ for these facilities? Read More...

Spring in Minnesota

Spring doesn’t officially arrive in southern Minnesota until tomorrow evening, but signs of it are everywhere. I saw pits being pumped in Northwest Iowa this afternoon with dust being generated in the soybean stubble where they were injecting the manure. I’ve also seen cattle feedlots spreading manure and I even had a report of small grains being seeding in this area of Minnesota yesterday. Read More...

Continuing Education

When I arose at 6 am this morning the outside temperature at my house was -12F. With an office in my basement, I don’t have to go outside and ‘brave’ the cold today. However, all of those people responsible for daily pig care are out and about this morning making sure our pigs need are being met.  Read More...