共 10 条
- [2] FAULKNER LR, 1954, 387 NEW MEX AGR EXPT
- [3] Graber L F, 1933, Science, V78, P385, DOI 10.1126/science.78.2026.385
- [4] GRABER L. F., 1941, JOUR AMER SOC AGRON, V33, P181
- [6] HAMLIN JC, 1943, 1930 USDA FARM B
- [9] SEARLS ED. M., 1935, JOUR ECON ENT, V28, P831, DOI 10.1093/jee/28.5.831
- [10] SMITH DALE, 1959, AGRON JOUR, V51, P118