一九七四年全国成立表类赤霉病科研大协作,麦类赤霉病的研究进展很快,现将研究情况概括如下。关于流行规律及预测一、流行规律(一)病菌的越冬越夏病菌的越冬基质较丰富,可在稻桩、玉米杆、棉秆、高梁秆、茭白、油菜根、狗牙根、芦苇及水葫芦残体上以菌丝体或子襄壳形式越冬。 In 1974, the establishment of the national scale scab research collaboration, scleroderma fast progress, the research is summarized as follows. On the prevalence of the law and prediction of a, the prevalence of the law (A) of the overwintering pathogen Volatile bacteria overwintering substrate richer, available in rice piles, corn stalks, cotton stalks, sorghum stalks, razor clams, rape roots, bermudagrass, reeds and water hyacinth The residue in the form of mycelium or sub-husk overwintering.