DEVICE FOR SURVIVAL OF PLANTS Russian patent published in 1995 - IPC

FIELD: agriculture. SUBSTANCE: waterer is a hollow vessel hydraulically connected to a low-head source of water via a union thread-mounted on the external side of the upper part of the vessel. The union ends with a tube. The tube is located inside a smaller vessel at a distance its bottom equal to the internal diameter of the tube. The smaller vessel is secured on the lower part of the union thread inside the hollow vessel, and it is in hydraulic connection with the inner space through slots provided in the upper part of the smaller vessel. EFFECT: higher efficiency. 3 dwg