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番茄疫霉是由寄生疫霉菌ＰｈｙｔｏｐｈｔｈｏｒａｐａｒａｓｉｔｉｃａＤａｓｔ．和辣椒疫霉菌Ｐ．ｃａｐｓｉｃｉＬｅｏ-ｍｉａｎ引起的一种土传病害。近年来，随着德州市大棚蔬菜面积扩大，番茄种植面积逐年上升，连作严重，各种病害逐年加重。特别是连茬地大棚番茄疫霉根腐
Phytophthora capsici is produced by Phytophthora parasitica Dast. And Phytophthora capsici P. A soil-borne disease caused by capsiciLeo-mian. In recent years, with the expansion of the vegetable area of greenhouse in Dezhou, the planting area of tomato increased year by year, even serious, and the diseases increased year by year. In particular, continuous cropping tomato greenhouse phytoplankton root rot