1 View all Hidalgo County, TX jobs in Edinburg, TX - Edinburg jobs. 2  Salary Search: Adult Probation salaries in Edinburg, TX.  Related forums: Edinburg, Texas - Hidalgo County, TX.
Rainfall also affects soil pH. Water passing through the soil leaches basic nutrients such as calcium and magnesium from the soil. They are replaced by acidic elements such as aluminum and iron. For this reason, soils formed under high rainfall conditions are more acidic than those formed under arid (dry) conditions.
1 For example, if your soil reads 8.5 on the pH scale, it means that it's slightly basic. 2  You'll need to add a little bit of acidic material to make the soil less basic. 3  If your soil measures 6.5 on the pH scale, it means it's slightly acidic.