共 20 条
[3]
BECKING J. H., 1961, Plant and Soil, V14, P49, DOI 10.1007/BF01343769
[4]
GEBGARDT A G, 1958, Mikrobiologiia, V27, P331
[5]
HOAGLAND R, 1938, 347 U CAL EXP STAT C
[8]
MORONEY MJ, 1951, FACTS FIGURES, P396
[10]
ROVIRA A. D., 1963, Plant and Soil, V19, P304, DOI 10.1007/BF01379484