As the previous chapter testifies, there is a considerable literature to show that under certain conditions, humic substances can influence plant growth. These influences can be conveniently considered as being direct or indirect. An example of the latter would be...
CITATION STYLE
Vaughan, D., Malcolm, R. E., & Ord, B. G. (1985). Influence of Humic Substances on Biochemical Processes in Plants. In Soil Organic Matter and Biological Activity (pp. 77–108). Springer Netherlands. https://doi.org/10.1007/978-94-009-5105-1_3
Mendeley helps you to discover research relevant for your work.