Iyai D, Randa S. Characteristic of the Three Pig Keeping Systems on Performance of Small-Scale Pig Farmers at Manokwari, West Papua. JPI [Internet]. 2011 Jun. 1 [cited 2026 Nov. 10];13(2):83-91. Available from: https://jpi.faterna.unand.ac.id/index.php/jpi/article/view/57