共 12 条
[2]
CLARK FE, 1942, USDA TECH B, V835
[3]
Fawcett HS, 1931, PHYTOPATHOLOGY, V21, P545
[4]
GARRETT SD, 1939, IMP BUR SOIL SCI TEC, V38
[5]
GOSS RW, 1937, NEBR AGR EXP STA RES, V93
[6]
HILDEBRAND A. A., 1941, CANADIAN JOUR RES SECT C BOT SCI, V19, P183
[7]
KING CJ, 1937, USDA CIR, V425
[8]
Mitchell RB, 1941, J AGRIC RES, V63, P0535
[9]
THOMPSON W. R., 1929, PAR ASITOLOGY, V21, P269, DOI 10.1017/S0031182000022964