cambium

1.Acropetal differentiation of the cambium layer continues as the primary root elongates.

形成的向顶分化像初生根伸长一样进行。

2.Interfascicular cambium A single layer of actively dividing cells between the vascular bundles in stems.

束间形成：束间形成是位于茎的维管束间的具有旺盛分裂能力的一细胞。

3.Bark The outermost tissue of the stem and roots in woody plants, on the outside of the phellogen (cork cambium).

bark皮：木本植物中的茎或根中木栓形成外方的全部组织，称为皮。

4.bark皮：木本植物中的茎或根中木栓形成外方的全部组织，称为皮。

Bark The outermost tissue of the stem and roots in woody plants, on the outside of the phellogen (cork cambium).

5.The results showed that the prime symptoms of the TPD include laticifer necrosis and cambium-like meristem formation that occurs around the necrotic laticifer in the inner bark.

结果表明该病的基本症状是皮内发生乳管死和死的乳管周围产生形成状分生组织。