TY - SER TI - Pig farming SN - 0031-9759 AV - SF391 .P64 CY - Ipswich, Suffolk, Eng. PB - Lloyds Chambers KW - Swine KW - Great Britain KW - Periodicals N1 - Bibliography of agriculture; 0006-1530; Excerpta medica; PESTDOC; RINGDOC; VETDOC ER -