繁殖材料的出现在这个网站是严格禁止未经书面许可。
Reproduction of material appearing on this web site is strictly prohibited without written permission.
梨火疫病菌的长距离传播主要靠不同地区间繁殖材料和水果的调运完成。
The long-distance spread of Erwinia amylovora mainly depend on the transfer of reproductive material and fruit among different areas.
供展览用的进境繁殖材料，在展览期间，必须接受所在地检验检疫机构的监管。
The entry plant propagating materials, used for exhibition, must be put under the quarantine and control by the local Inspection and quarantine Authorities during the exhibition.
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