???? ? ?????? ? ??????? ? ????? ? ????? ? ????? ? ???? ? ?????? ? ??????? ? ????? ? ????????? ? ??????? ? ?????????? ? ????????? ?The soil exam report also reveals the pH with the soil sample and, if acid, offers a guideline for the level of needed liming content. In analysis, the lab will combine the sample with water, stir, then take a pH reading