共 29 条
- [1] ANDERSEN EM, 1946, CORN UN AGR EXP STA, V829
- [3] DAJI J. A., 1948, CURRENT SCI, V17, P259
- [4] DAJI JA, 1949, RA M, V28, P124
- [5] DUPLESSIS SJ, 1948, WINGERDSIEKTES SUID
- [6] FRIED M, 1946, J AM SOC AGRON, V38, P614
- [8] HEWITT EJ, 1948, EXPT IRON METABOLISM, P66
- [9] HEWITT EJ, 1948, REP AGR HORT RES STA, P58
- [10] HEWITT EJ, 1945, 1 U BRIST AGR HORT R, P51