硼缺乏对沙田柚树生长的危害及矫治办法

HARM CAUSED BY LACK OF BORON TO THE GROWTH OF SHATIAN POMELO TREES (CITRUS GRANDIS )AND THE METHODS OF TREATMENT

本文不同于文【1】中的方法,着重从形态、解剖的角度了解沙田柚树硼缺乏引起的病理变化导致病状出现,考察大田硼缺乏的成因,进而提出矫治办法。

Boron is an indispensable trace element for the normal growth of Shatian pomelo trees (Citrus Grandis ). In recent years the area lacking boron in Shatian pomelo gardens has been constantly expending,causing great loss in Shatian pomelo production. Judging from morphology and dissect,this article deals with the pathlogieal changes caused by lack of boron in Shatian pomelo trees,resulting in symptom appearance, and the cause of field boron lack and suggests the treating methods.