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在黄瓜生产中,尤其是保护地栽培,黄瓜植株发病后常见流胶的现象。现将几种常见的黄瓜流胶病害的诊断及防治技术介绍如下:一、流胶病害症状诊断1.黄瓜黑星病。对植株生长点附近的嫩叶、嫩茎、幼瓜、卷须危害严重。生长点受害,可在2~3天内烂掉,造成秃桩。叶片染病产生褪绿的近圆形病斑,后变为黄褐色,
In the production of cucumbers, especially the protective cultivation, cucumber plants common after the onset of plastic flow phenomenon. Now several common diagnosis and control of cucumber glue disease disease prevention and treatment techniques are as follows: First, the diagnosis of the symptoms of hydrocolloid disease 1. Cucumber scab. Plant growth near the point of young leaves, tender stems, cucumbers, tendons harm. Growing point victims, can rot in 2 to 3 days, causing bald pile. Leaf chlorosis caused by nearly circular lesion, after turning into brown,