Simon Boutros

Dear All! I understand Dr. Czarick consideration, that is based on experimental results. However, when I am visiting chicken houses, I can see the reaction of chicken when the CO2 is below 1500 pmm and above it. This is the reason that I try to look on that value as reference. If it is not possible to have CO2 below 1500 ppm all the time, I do not know. What I know that is possible to reduce CO2 ...