Title:
AUTOMATIC SPRINKLER FOR SEEDLING GROWING UNIT
Document Type and Number:
Japanese Patent JPH06169657
Kind Code:
A
Abstract:
PURPOSE: To ensure the seedlings to be grown uniformly in a rotary type nursery box by using an automatic sprinkler set to the box in the case the seedlings cannot grow uniformly in the box placed on the hung-down shelf.
CONSTITUTION: An image sensor S2 operating in the sprinkling mode is set to the place to be sprinkled, and the sprinkling nozzle is controlled its horizontal movement or the mixing ratio of liquid fertilizers is adjusted on the basis of the detection of seedling growth by the image sensor S2.
Inventors:
MOMO MASANOBU
Application Number:
JP32938692A
Publication Date:
June 21, 1994
Filing Date:
December 09, 1992
Export Citation:
Assignee:
SEIREI IND
International Classes:
A01G9/00; A01G25/16; A01G27/00; A01G31/00; A01G31/06; (IPC1-7): A01G31/00; A01G9/00; A01G25/16; A01G27/00
Attorney, Agent or Firm:
Juichiro Yano