We have been about 700 mg/m3 during the day, but now are going above 900. I assume that the corn is trapping air from respiring soil/grass (the corn itself is pretty much dead, I think).
We have been about 700 mg/m3 during the day, but now are going above 900. I assume that the corn is trapping air from respiring soil/grass (the corn itself is pretty much dead, I think).