共 17 条
- [2] DeTurk EE, 1933, J AGRIC RES, V46, P0121
- [3] EFFECTS OF PHOSPHORUS DEFICIENCY ON GROWTH AND METABOLISM OF SOYBEAN - CONTRIBUTIONS FROM THE HULL-BOTANICAL-LABORATORY-613 [J]. BOTANICAL GAZETTE, 1950, 111 (04): : 426 - 436
- [4] EFFECTS OF PHOSPHORUS DEFICIENCY ON GROWTH AND METABOLISM OF SUNFLOWER - CONTRIBUTIONS FROM THE HULL BOTANICAL LABORATORY-605 [J]. BOTANICAL GAZETTE, 1949, 110 (03): : 449 - 464
- [5] ECKERSON SOPHIA H., 1931, CONTR BOYCE THOMPSON INST, V3, P197
- [10] Plant metabolism studies as an aid in determining fertilizer requirements - I [J]. INDUSTRIAL AND ENGINEERING CHEMISTRY, 1930, 22 : 275 - 276