Originally Posted by Smallaxe
Is this one also
about how people don't need NPK to produce the world's food supply,,, only microbes in the soil???
I'm not trying to start an argument,,, becuz it doesn't matter,,, I'm just curious if there is anything new
that hasn't been hashed over already,,, for the past 30 years...
BTW, Ray Archuleta is an agronomist & teaches this class for the USDA Natural Resource Conservation Service.