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.
With the advancement of science and technology and the development of the industry, it has been continually impacted by new things. In the past, animal husbandry was mainly a small and scattered farming method.