The results show that the root neck is the best explant of tissue culture and fast propagation for Anigozanthos manglesii.

结果表明：根颈是曼氏袋鼠爪组培快繁的最适外植体；

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Tooth coronal and tooth root boundary show one arc curve, call tooth neck, renown neck predestined relationship or neck line.

牙冠与牙根交界处呈一弧形曲线，称为牙颈，又名颈缘或颈线。

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Tooth coronal and tooth root boundary show one arc curve, call tooth neck, renown neck predestined relationship or neck line.

牙冠与牙根交界处呈一弧形曲线，称为牙颈，又名颈缘或颈线。

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