The cause is known, it’s iron and nitrogen that causes a 40-fold increase in blooms.
The Regenerators: A better way to farm
“Burning stubble so we can put next years crop in.”
It’s like watching an old vulcanizing tyre patch burn. I always find it both interesting and depressing watching how the big boys and their toys do it.
Just add DAP(tm)
In my studies I’ve learned that nitrogen and phosphorus are the main macro nutrients that become limited after fire, not to mention soil microbiology. Sigh.
Living Wall – Protecting from a busy road (in-depth discussion)