共 14 条
[1]
BRAY RH, 1948, DIAGNOSTIC TECHNIQUE, P55
[2]
COMPARISON OF ANALYTICAL METHODS FOR SOIL ZINE
[J].
SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS,
1971, 35 (01)
:105-+
[3]
CATE RB, 1965, 1 INT SOIL TEST TECH
[5]
EQUILIBRIUM RELATIONSHIPS OF ZN2+ FE3+ CA2+ AND H+ WITH EDTA AND DTPA IN SOILS
[J].
SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS,
1969, 33 (01)
:62-&
[6]
NELSON JACK L., 1959, SOIL SCI, V88, P275, DOI 10.1097/00010694-195988050-00007
[7]
Piper C., 1950, SOIL PLANT ANAL
[8]
PURI AN, 1949, SOILS THEIR PHYSICS
[10]
STEWART JWB, 1971, INT S SOIL FERT EVAL, V1, P983