TY - BOOK AU - Madronová,Libuše ED - ebrary, Inc. TI - Humic acids from raw materials of the Czech Republic T2 - Environmental science, engineering and technology AV - QD341.A2 H85175 2011eb U1 - 631.4/17 22 PY - 2011/// CY - New York PB - Nova Science Publishers KW - Humic acid KW - Electronic books KW - local N1 - Includes bibliographical references and index; Electronic reproduction; Palo Alto, Calif.; ebrary; 2013; Available via World Wide Web; Access may be limited to ebrary affiliated libraries UR - http://site.ebrary.com/lib/daystar/Doc?id=10681036 ER -