共 26 条
- [2] APPLE M, 1918, Z BOT, V10, P145
- [3] ATKINS WRG, 1922, NOTES BOT SCH TRINIT, V3, P178
- [5] GILE PI, 1911, PORTO RICO AGR EXP S, V11
- [6] Gile PL, 1920, J AGRIC RES, V20, P0033
- [8] Haas ARC, 1920, SOIL SCI, V9, P341
- [9] Hoffer GN, 1923, J AGRIC RES, V23, P0801
- [10] Relation of hydrogen-ion concentration to growth of chlorella and to the availability of iron [J]. BOTANICAL GAZETTE, 1926, 81 (1-4): : 353 - 376