共 49 条
[1]
ARMY T. J., 1959, AGRON JOUR, V51, P196
[3]
BAILEY LD, 1989, SOIL QUALITY SEMIARI, V2, P50
[4]
Biederbeck V.O., 1990, GREAT PLAINS AGR COU, V131, P291
[6]
BIEDERBECK VO, 1983, 1983 P SASK SOILS CR, P274
[7]
BIEDERBECK VO, 1985, 1985 P SASK SOIL CRO, P298
[8]
BRANDT SA, 1990, FRONTIERS PRAIRIE AG, P222
[10]
BREMER E, 1991, THESIS U SASKATCHEWA