Studied on effect and applied method of potassium permanganate, calcareousness lime or plant ash and compost for control Plasmodiophora brassica.

• 摘要选择高锰酸钾、石灰或草木灰、腐熟农家肥等有机投入品对根肿病的控制效果和施用方法进行了初步尝试。