CANHAM, A. E. — ARTIFICIAL LIGHT IN HORTICULTURE.

, Eindhoven, Centrex Publishing Company, 1966., Bound, red cloth, gilt title on spine, 15,5x23,5cm, 212pp, illustrated b/w, list of references, index. Light as an environmental factor. Light and plant growth. Lamps. Promoting lon,g - day effects. Supplementary light. Growing plants without daylight.