TY - GEN AU - Olk,D C AU - Bloom,P R AU - Perdue,E M AU - McKnight,D M AU - Chen,Y AU - Farenhorst,A AU - Senesi,N AU - Chin,Y-P AU - Schmitt-Koplin,P AU - Hertkorn,N AU - Harir,M TI - Environmental and Agricultural Relevance of Humic Fractions Extracted by Alkali from Soils and Natural Waters SN - 1537-2537 PY - 2019///1212 KW - Agriculture KW - Alkalies KW - Humic Substances KW - Soil N1 - Publication Type: Journal Article UR - https://doi.org/10.2134/jeq2019.02.0041er ER -