METHOD FOR SUBSURFACE IRRIGATION OF PLANTS GROWN IN PROTECTED GROUND IN TRAYS Russian patent published in 2000 - IPC

Abstract RU 2146442 C1

FIELD: agriculture. SUBSTANCE: method involves supplying water into lower part of tray containing small-sized gravel material arranged in horizontal plane and covered with perforated film; placing substrate onto perforated film; positioning level sensor in tray for regulating water penetration depth; controlling moisture content of substrate by means of moisture content sensor. EFFECT: increased efficiency by uniform moistening of ground and simplified irrigation process. 1 dwg

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RU 2 146 442 C1

Authors

Chernikov V.A.

Dates

2000-03-20—Published

1998-04-06—Filed