TY - CPAPER AU - Y. Takai and Y. Koketsu TI - Opportunity breeding-female pigs for improving herd productivity on commercial farms in Japan T2 - Allen D. Leman Swine Conference DP - American Association of Swine Veterinarians DB - AASV Swine Information Library UR - https://www.aasv.org/library/swineinfo/ PY - 2005 DA - 2005/09/01 L1 - https://www.aasv.org/library/swineinfo/Content/LEMAN/2005/Abstracts/38_Takai.pdf SE - Supplement ER -