共 29 条
[11]
Gillespie LJ, 1918, PHYTOPATHOLOGY, V8, P257
[13]
Hydrogen-ion concentration - Soil type - Common potato scab
[J].
SOIL SCIENCE,
1918, 6 (03)
:219-236
[14]
HALSTED BD, 1900, N J AGR EXP STA 20 A, P326
[15]
HALSTED BD, 1901, N J AGR EXP STA 20 A, P326
[16]
HALSTED BD, 1897, N J AGR EXP STA B, V120, P3
[17]
HALSTED BD, 1896, N J AGR EXP STA 17 A, P309
[18]
HALSTED BD, 1897, 18 ANN RPT, P276
[19]
HALSTED BD, 1895, N J AGR EXP STA, V112, P3
[20]
HALSTED BD, 1898, 19 ANN RPT, P299