69.0.1. The commission shall identify as an exclusive sector, on the agricultural zone plan, any part of that zone which it determines on the basis of the identification of soils having a soil capability of class 1, 2 or 3 and organic soils, as inventoried on the maps of soil capability for agriculture prepared within the scope of the Canada Land Inventory.
The organic soils referred to in the first paragraph are soils which enjoy a climate of 2 500 corn-heat units or more.