据调查,目前大部分桃园缺硼现象相当严重,必须引起重视。 一、缺硼症状 桃树缺硼症状一般与苹果相似。枝条顶端易枯死,在枯死部下方发很多新生枝条,成“帚状技”。枝条韧皮部变褐,枝干易流胶,叶片窄小、皱缩,叶柄、叶脉弯曲质脆易断,叶色淡黄,果实畸形,色泽不一。 According to the survey, most of the current situation of boron deficiency in Taoyuan is very serious and must be taken seriously. First, the symptoms of boron deficiency Peach boron deficiency symptoms generally similar to apples. The top of branches is easy to die, a lot of new branches are made under the dead parts, forming a “broom-like technique.” Branches phloem brown, branches and easy flow plastic, narrow blade, shrinkage, petiole, veins bending brittle crisp, leaf color yellow, fruit deformity, different color.