共 51 条
[1]
[Anonymous], J AM SOC AGRON
[3]
Bartel AT, 1938, J AGRIC RES, V57, P0843
[4]
BARTNICKIGARCIA S, 1963, BACTERIOL REV, V27, P293
[5]
BLACK JN, 1958, AUST J AGR RES, V9, P286
[6]
BONNER JAMES, 1962, CANADIAN JOUR BOT, V40, P1487, DOI 10.1139/b62-145
[8]
CHARLES ALLEN H., 1961, JOUR BRIT GRASSLAND SOC, V16, P69, DOI 10.1111/j.1365-2494.1961.tb00214.x
[9]
CHEVAUGEON J, 1959, CR HEBD ACAD SCI, V249, P1703
[10]
COOPER J. P., 1964, J APPL ECOL, V1, P45, DOI 10.2307/2401588