A HUMAN NECESSITIES
A01 AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
A01G HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
9/00 Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
A01G9/20 Forcing-frames; Lights; , i.e. glass panels covering the forcing-frames