共 6 条
[2]
PREPARATION OF POROUS CERAMIC CUPS TO BE USED FOR EXTRACTION OF SOIL WATER HAVING LOW SOLUTE CONCENTRATIONS
[J].
SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS,
1970, 34 (04)
:706-+
[5]
STEVENS PA, 1981, 8 I TERR EC BANG OCC
[6]
ZIMMERMANN CF, 1978, ESTUARINE COASTAL MA, V6, P1