共 28 条
[2]
Bremner J.M., 1965, METHODS SOIL ANAL PA, P1179
[4]
COLEMAN N. T., 1967, AGRONOMY, V12, P1
[5]
Dematte J. L. I., 1981, The soil/root system in relation to Brazilian agriculture, P21
[6]
CATION EXCHANGE CAPACITY AND COMPONENT VARIATIONS OF SOILS OF SOUTHEASTERN USA
[J].
SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS,
1970, 34 (05)
:723-&
[7]
FRIED M, 1946, J AM SOC AGRON, V38, P614
[8]
SULFUR DETERMINATION IN SOIL EXTRACTS BY AN INDIRECT ATOMIC ABSORPTION SPECTROPHOTOMETRIC METHOD
[J].
SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS,
1969, 33 (06)
:974-&
[9]
GANJE TJ, 1974, ATOM ABSORPT NEWSL, V13, P131
[10]
Helyar K. R., 1978, Mineral nutrition of legumes in tropical and subtropical soils., P207