共 11 条
- [1] BRYAN A. A., 1940, JOUR AMER SOC AGRON, V32, P707
- [2] COLVILLE WL, 1963, T AM SOC AGR ENG, V6, P223
- [4] EFFECT OF EQUIDISTANT CORN PLANT SPACING ON YIELD [J]. AGRONOMY JOURNAL, 1960, 52 (05) : 295 - &
- [5] MORROW GE, 1891, 4 ILL AGR EXP STN B
- [6] Pfister Lester J., 1942, AGRIC ENGINEERING, V23, P134
- [7] ROBERTS G, 1912, 163 KENT AGR EXP STN
- [8] ROUNDS WT, 1951, 33 MICH AGR EXP STN
- [9] SHUBECK FE, 1970, CROPS SOILS, V22, P12
- [10] STEEL R. G. D., 1960, PRINCIPLES PROCEDURE