共 15 条
[1]
ABBOZZO P, 1993, IMPATTO AGROTECNOLOG
[2]
CANTRELL J, 1985, LOW INVESTMENT SWINE
[3]
CARNELL P, 1983, ALTERNATIVES FACTORY
[4]
Curtis S.E., 1983, ENV MANAGEMENT ANIMA
[5]
EDELMAN MA, 1994, HOG CONFINEMENT POLI
[6]
HALVERSON MK, 1991, P9126 U MINN DEP AGR
[7]
HONEYMAN MS, 1990, SUSTAINABLE SWINE PR
[8]
KASS, 1980, J ANIM SCI, V50
[9]
KILLINGSWORTH ML, 1984, J AM SOPC FARM MANAG, V48
[10]
*MINN EXT SERV, 1991, MINN SWIN C PROD U M