MULTITIER DEVICE FOR GROWING OF PLANTS Russian patent published in 1995 - IPC

FIELD: agriculture. SUBSTANCE: device is comprised of a framework made of inclined posts which support containers with nutrient substrate. Said containers have the form of boxes with longitudinal walls of different height, the relation of their heights varying from 0.5 to 0.6. The transverse walls of boxes have recesses for installation of a lath. One pair of recesses is positioned at the same height at a distance of 2.7-3.1 of the box width from the lower longitudinal wall while the other pair, at the same distance from the higher wall. On top, the boxes are covered with perforated opaque film. The boxes are offset from one another on posts by 0.5 0.7 of the box width and their higher longitudinal side is oriented towards a lamp. EFFECT: higher floor area utilization factor, better illumination of plants, easier watering, liquid dressing, treatment with toxic chemicals, harvesting, and higher cropping power. 3 dwg