How To Correct Pressure Chamber Readings for the Influence of Vapor Pressure Deficit
Last summer, I was talking to a viticulturist about the water stress level of one of his blocks. The midday leaf water potential says 14 bars, but it is 104 degrees out,” He said. “It’s probably more like a 12. I’m not going to irrigate yet.” I’ve heard many growers make similar statements. Vapor pressure […]