共 16 条
[2]
BURNSIDE O. C., 1966, WEEDS, V14, P211, DOI 10.2307/4040915
[5]
DAY PR, 1956, P SOIL SCI SOC AM, V20, P167
[6]
DONALDSON T. W., 1965, WEEDS, V13, P195, DOI 10.2307/4041025
[7]
FRIESEN H. A., 1965, WEEDS, V13, P30, DOI 10.2307/4041091
[9]
HARRIS C. I., 1964, WEEDS, V12, P112, DOI 10.2307/4040608
[10]
MITCHELL J, 1947, 12 SOIL SURV REP U S