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.

子和柠檬是属水果。

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

该菌似乎和马铃薯木亲缘生——木——传菌有亲缘关系。

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由嫁接传染病害有黄龙病、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.

危害严重有黑翅土白蚁、黄翅大白蚁、红蜘蛛、灰白蚕蛾等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.

摘要我国是主要种植国家，瓣罐头产量达到世界年产量70%以上。