柑桔青枯病的防治最近，我县南亨乡、临塘乡发现少见的柑桔青枯病。其症状主要表现为：树冠顶部叶片呈失水状卷缩，逐渐向全株扩散，雨后稍呈好转现象；果形小，果质差，较酸，主根完好，须根易脱皮，脱皮后有的呈紫黑色。防治措施如下：１、尽量选用枳壳作砧木。２、已发... Citrus bacterial wilt prevention and control Recently, my county Nanheng Township, Lin Tang Township found rare citrus bacterial wilt. The symptoms are mainly as follows: the top of the canopy leaves showed water-like curls, and gradually spread to the whole plant, showing a slight improvement after the rain phenomenon; fruit shape is small, poor quality, more acid, the main root intact, easy to peel the root, after peeling Was purple and black. Prevention and control measures are as follows: 1, try to use citrus aurantium rootstocks. 2, sent ...