Norticulture appears to be a typographical error or a misinterpretation of "horticulture," which is the science and art of cultivating fruits, vegetables, flowers, and ornamental plants. Horticulture encompasses various practices related to plant propagation, breeding, and care, focusing on enhancing plant growth and yield. If "norticulture" refers to a specific concept or field, please provide further context for a more accurate response.