共 21 条
[1]
ADAMS J. E., 1939, SOIL SCI SOC AMER PROC, V4, P329
[3]
CHAPMAN H. D., 1934, CALIFORNIA AGRIC EXP STA BULL, V571, P1
[4]
CHAPMAN H. D., 1940, HILGARDIA, V13, P141
[5]
DORAN WL, 1931, MASS AGR EXP STN B, V276, P117
[6]
Eaton FM, 1942, J AGRIC RES, V64, P0357
[7]
Fawcett H.S., 1936, CITRUS DIS THEIR CON
[8]
GARRETT SD, 1939, 38 IMP BUR SOIL SCI
[9]
HENDERSON RG, 1941, DUPONT AGR NEWS LETT, V9, P72