Rachis - removing could increase grain weight, while defoliation could lower grain weight.

剪库增加粒重, 而剪源则降低粒重.

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Understand the reason of rachis fracture and emergency treatment principle?

了解脊柱骨折的原因及急救原则?

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Spadix rachis flat, margin with bract - like appendages; flowers small, monoecious, in 2 series on rachis, apetalous.

肉穗花序轴扁平, 边缘有苞片状附属物; 花小, 单性,雌雄同株, 呈2列排列于花序轴上, 无花被.

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Inflorescence paniculate, rachis tawny tomentose; female flowers borne on basal part of the inflorescence.

花序圆锥状; 花序轴被灰黄色短绵毛; 雌花著生于花序轴下部.

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A low - growing , weedy grass ( Paspalum distichum ) with spikelets arranged in two rows along the rachis.

两耳草一种小穗沿叶轴排成两行的低矮蔓生草 ( 两耳草雀稗属 )

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Spinal cord is to be located in the organization of a kind of nerve among rachis.

脊髓是位于脊柱中间的一种神经组织.

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