Significantly, more melanose incidence occured in the skirt of citrus canopy than in the top.

就植株高度而言，下层发病较诸上层严重。

Oranges and lemons are citrus fruits.

子和柠檬是果。

It appears to be related to a bacterium transmitted by the potato psyllid's relative, the citrus psyllid.

该细菌似乎和马铃薯木虱的亲缘生物——木虱——传播的细菌有亲缘关系。

There are citrus Huanglongbing,Tristeza,Exocortis and Tatter-leaf of the graft-trans-missible diseases occurred in the citrus-producing areas in Fujian.

已知在福建省产区发生的由嫁接传染的病害有龙病、衰退病、裂皮病和碎叶病。

The borer pest (longicorn, termite) and the sucking mouthparts, such as scale insect and longicorn, occupies the dominant species.

危害严重的有黑翅土、翅大、红蜘蛛、灰蚕蛾等4种。

China is one of the leading citrous producing country, whose annual output of citrous segment can is over 70% of the world production.

摘要我国是的主要种植国家，瓣罐头的产量达到世界年产量的70%以上。