method for cultivation of physiologically and morphologically high-quality plants in greenhouses

摘要

1352622 Treating plants BADISCHE ANILIN-& SODA-FABRIK AG 9 Sept 1971 [10 Sept 1970] 42068/71 Heading A1E [Also in Division E1] A greenhouse comprises side walls Al which are moveable vertically so as to form apertures A2 allowing air circulation A3. The apertures may be covered by a net or grille to prevent entry of animals. Incoming air is moistened by water sprayed from atomizers A4. Conventional watering means C8 water plants in pots C4. Air circulation may be assisted by ventilators A6 or openings A10. Means for supplying artificial light may be arranged above the greenhouse. Heaters A9 within stands A7 control the temperature within the greenhouse. The pots C4 rest in recesses in trays Cl each recess having a water overflow hole C2, the pots, therefore, resting in a constant depth of water C7 to which fertilizer may be added.