| 摘要 |
PURPOSE: Underground fertilization apparatus prevents bad smell generated by excretions and breed of noxious insects, solves environmental pollution like air pollution, water pollution by sprinkling liquid fertilizer in the ground directly, raises absorptivity of liquid fertilizer. CONSTITUTION: Underground fertilization apparatus to sprinkle liquid fertilizer to cultivated land comprises one frame(5) with several connecting bracket(3); delivery hose(17) to transfer liquid fertilizer along each connecting bracket(3) of the frame(5) by connecting with liquid fertilizer tank to store and move liquid fertilizer; plowshare(11) to be connected with tip of each connecting bracket(3) of the frame(5); soil cover(13) to be extended to back of the plowshare(11) by being installed in tip of each connecting bracket(3) of the frame(5); one cylinder(7) or higher to lift or descend whole structure connected with the frame(5) by connecting frame(5) with liquid fertilizer storage tank; chain(15) to be extended back of plowshare(11) in back end of connecting bracket(3) of the frame(5).
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