番茄筋腐病是保护地番茄栽培中常发生的生理病害,据调查,病果率一般可达20%,最高达到65%。主要症状是果实着色不均匀,横切后可见果肉维管束组织呈黑褐色。发病较轻的果实,部分维管束变褐坏死,果实外形虽没有变化,但维管束变褐部位不转红。发病较重的果实,果肉维管束全部呈明黑褐色,病果胎座组织发育不 Tomato stalk rot is a physiological disease that often occurs in tomato cultivation in protected areas. According to the survey, the rate of disease and fruit is generally up to 20% and the highest is 65%. The main symptom is uneven fruit coloring, cross-cut visible flesh vascular bundles were dark brown. Less incidence of fruit, some vascular bundles browning necrosis, although the shape of the fruit has not changed, but the vascular bundle brown spots do not turn red. The incidence of heavier fruit, fleshy vascular bundles were all dark brown, sick fruit placenta tissue development