由小麦矮腥黑穗病菌 Tilletia contro-versa 引起的小麦矮腥黑穗病尚未在春小麦上发现,即使有时春季气候条件适合冬孢子萌发和侵染。每月从大田采集病穗散落在土壤中的冬孢子,经1—3年,并于室内测定萌芽力。7月到1月采集的冬孢子萌芽量 Wheat dwarf disease caused by Tilletia contro-versa has not been found in spring wheat, even though the spring climatic conditions are sometimes suitable for the germination and infection of winter spores. Collect frost spores scattered in the soil from the field every month of winter spores, after 1-3 years, and determination of germination in the room. The amount of teliospores collected from July to January