1·Phytosanitary actions should not be taken without sufficient technical justification.
没有充分的技术理由，不应采取植物检疫行动。
2·Therefore, the true origin of any piece of wood packing material is difficult to determine and thus its phytosanitary status cannot be ascertained.
因此，所有木质包装材料的真实原产地难以确定，从而使其植物检疫状况也不能确定。
3·One original and one copy of the certificate of origin, phytosanitary certificate, and non-wooden packing certificate.
产地证明、植物检疫证明和非木质包装证明正本和副本各一份。
4·It is also favourable for the present season the phytosanitary state of the plantations.
这也有利于种植园进行当前季节的植物检疫。
5·Wee need a phytosanitary Certificate.
我们需要一份植物检疫证书。