TY - BOOK ED - World Meteorological Organization. ED - World Meteorological Organization. TI - WMO operations manual for sampling and analysis techniques for chemical constituents in air and precipitation T2 - WMO [publications] SN - 9263102996 AV - QC871.4 U1 - 363.7392 23 PY - 1974/// CY - Geneva PB - Secretariat of the World Meteorological Organization KW - Meteorology KW - Observers' manuals KW - Air KW - Pollution KW - Measurement KW - Precipitation (Meteorology) KW - Atmospheric chemistry N1 - Includes bibliographies; pt. 1. The minimum programme at regional air-pollution stations -- pt. 2. Guidelines for baseline stations and regional stations with extended programmes ER -