THE stable humic acid of soil has an unknown chemical structure; it is considered to be a complex phenolic polymer formed from unknown biological precursors 1. This article presents the hypothesis ...
Researchers in China have discovered that a combination of bone biochar and humic acid can dramatically improve coastal saline soils and help olive trees thrive in these challenging environments. The ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback