共 23 条
[1]
BARTHOLOMEW RP, 1933, ARK AGR EXP STA B, V288
[2]
ECKERSON SOPHIA H., 1931, CONTR BOYCE THOMPSON INST, V3, P197
[3]
Foster AC, 1938, J AGRIC RES, V56, P0869
[4]
HARTWELL BL, 1916, R I AGR EXP STA B, V165
[5]
HEPLER JR, 1925, NH AGR EXP STA TECH, V28
[6]
JANSSEN G, 1934, ARK AGR EXP STA B, V310
[7]
Kraus EJ, 1918, OREGON AGR EXP STA B, V149, P1
[8]
Plant metabolism studies as an aid in determining fertilizer requirements - I
[J].
INDUSTRIAL AND ENGINEERING CHEMISTRY,
1930, 22
:275-276
[9]
MA T. S., 1942, Industrial and Engineering Chemistry. Analytical edition, V14, P280, DOI 10.1021/i560103a035
[10]
MacGillivray JH, 1927, J AGRIC RES, V34, P0097