共 136 条
- [1] ADAMS F, 1942, CALIF AGR EXPT STA B, V668, P3
- [2] Aldrich W. W., 1946, JOUR AGRIC RES, V72, P189
- [3] ALDRICH WW, 1932, P AM SOC HORTIC SCI, V29, P181
- [4] ALDRICH WW, 1934, P AM SOC HORTIC SCI, V32, P115
- [5] Allmendinger D. F., 1943, PROC AMER SOC HORT SCI, V42, P133
- [6] Alway FJ, 1919, J AGRIC RES, V16, P0263
- [8] Anderson ABC, 1942, EOS T AM GEOPHYS UN, V23, P356
- [10] Ayers A. D., 1943, JOUR AMER SOC AGRON, V35, P796