症状春花生播种后出苗前,常发生烂种,严重的高达10%～20%,造成不同程度缺苗断垄。病因种子质量差或贮藏不当,或贮藏期过长;地热低洼、土壤黏重、质地差、土壤含水量高,种子出苗时间长,整地不实,影响种子对水分吸收,苗弱;种子没有精选,大小不匀,播种不细或深浅不一,造成出苗不齐 Symptoms Spring Peanut sowing before planting, often rotten species, severe up to 10% to 20%, resulting in varying degrees of lack of seedlings broken ridge. The cause of the poor quality or improper storage of seeds or storage period is too long; low geothermal, soil sticky, poor quality, high soil moisture, seed germination for a long time, site preparation is not real, affecting the seeds of water absorption, weak seedlings; Election, uneven size, slender or not sowing, resulting in emergence of missing