Rice deep-planting-resistant germplasm resource screening device convenient to compare
作者： Huang Yongxiang , Zhu Mindan , Guo Jianfu , Li Wei , Li Dong
DOI:
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摘要: The invention discloses a rice deep-planting-resistant germplasm resource screening device convenient to compare. comprises planting plate; an upper frame and depth measurement are arranged on the plate, insides of respectively connected with lower frame; ends regulation frame, is rack bar; groove formed in front lateral surface knob groove, isarranged at end part limiting rear block by compression spring; pawl inside block; bar ratchet. comparecan be for worker virtually observe seedling emergence condition same different depths, can used observing conditions depth, directly measure height.
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