There are collagenous fiber in integument especially integument and the hymenopterous integument discovered by the H . E .

  • 用伊红和 马洛赖氏 三色法染色可见体壁尤其在腹壁的折叠处及膜翅壁中存在着胶原纤维.

  • 互联网摘选 2025-01-18 15:21:52

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