共 42 条
[1]
ARMSTRONG M, 1915, FIELD BOOK WESTERN W
[4]
BOWER CA, 1965, METHODS SOIL ANALYSI, P934
[6]
Bremner J.M., 1965, METHODS SOIL ANAL PA, P1179
[7]
BROWN J. G., 1955, Proceedings. American Society for Horticultural Science, V65, P187
[8]
BUNTING A. H., 1960, Biology of Weeds, Symp. Brit. ecol. Soc., P11
[10]
Cowles H.C., 1899, BOT GAZ, V27, P167, DOI DOI 10.1086/327796