近期,有位姓李的读者打电话咨询白菜、萝卜烂根是怎么回事。经多方咨询,现将导致蔬菜烂根的常见原因及应对措施总结如下,供参考。一、原因气温、地温较低,光照不足,栽培田内湿度过大,棚室内通风换气不良,病虫危害等,均会导致蔬菜烂根,一般症状为根部呈锈色腐烂,幼苗出土后生长缓慢,不发生新根,有的甚至停止生长,叶色灰绿并逐渐变黄,最终全株萎蔫死亡。二、应对措施1.增施有机肥。施用腐熟有机肥特别是热性农家肥,不但可以提高 Recently, there is a surname Li readers call cabbage, radish rotten roots is how the case. After consultation, it will lead to the common causes of vegetable rotten roots and response measures are summarized below for reference. First, the reasons for the temperature, low ground temperature, lack of sunlight, cultivation of excessive humidity in the field, shed indoor ventilation bad pests and diseases, etc., can cause vegetable rotten roots, the general symptoms of rust root rot, seedlings after the growth of the excavated Slow, no new roots, and some even stopped growing, gray and green leaves and gradually turn yellow, eventually wilting whole plant death. Second, the response 1. Increase in organic fertilizer. The use of decomposed organic fertilizer, especially hot manure, not only can be improved