共 17 条
- [1] BJALFVE G, 1957, LANTBRUKSHOGSKOLANS, V23, P423
- [2] GIL BENAVIDES A. A., 1959, ACTA AGRON [COLOMBIA], V9, P153
- [3] KILLINGMO, 1959, K LANTBRUKSHOGSKOLAN, V25, P341
- [4] KURTZ L. T., 1961, SOIL SCI SOC AMER PROC, V25, P40
- [5] INFLUENCE OF FERTILIZERS ON THE CRUDE PROTEIN YIELDS OF BROMEGRASS PASTURE IN THE MATANUSKA VALLEY [J]. SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS, 1953, 17 (04): : 372 - 374
- [6] LAUGHLIN WM, 1962, 32 AL AGR EXP STA B
- [8] MEYER R. D., 1961, AGRON JOUR, V53, P241
- [9] MORRIS H. D., 1959, SOIL SCI SOC AMER PROC, V23, P305
- [10] NAKAZAWA, 1960, J JAPANESE FOREST SO, V42, P321