Procore Technologies, Inc., is a privately held PM software development company whose products are designed specifically for the construction industry. It was founded in 2003 by current CEO Craig Courtemanche who has extensive experience both as a builder and as an owner of a technology firm.
A hardiness zone (a subcategory of vertical zonation) is a geographically defined area in which a specific category of plant life is capable of growing, as defined by climatic conditions, including its ability to withstand the minimum temperatures of the zone (see the scale on the right or the table below).
Three Zones. There are three zones of cells in the root that correspond with different stages of primary growth. Right behind the root tip is the zone of cell division, which includes the root apical meristem. This is where new cells are produced, including those that make up the root cap.