The use of pig pens can reduce the size of the pig house, facilitate feeding management and improve the environment. Different pig houses should be equipped with different pig pens. According to the structure, there are solid pig pens, fence type pig pens, integrated pig pens, sow single crate, high bed farrowing pen, high bed nursery crate and so on. According to the use, there are boar pens, breeding crate, gestation crate, farrowing crate, nursery crate, and fattening crate.
2019VIV, Animal Husbandry Exhibition, Thailand, Livestock equipment , Mus Agro
A domestic pig with a circumference of about 90kg has a defecation capacity of about 2.2kg per day and a urine output of about 2.9kg. A fattening pig has a defecation of 800 to 1050kg from birth to discharge, and urinary 1200 to 1300kg; a 10,000 pig farm produces 30,000 a year.
Due to the uncontrollable and unpredictable effects of natural ventilation systems, modern large-scale livestock and poultry farming generally uses closed mechanical ventilation.