辣椒具有“高温易得病，雨涝易死秧”的特点，近10几年来，黄淮海地区，连续发现暴雨过后，爆发辣椒大量死秧。一般田块辣椒死秧率在20％～55％，从大量田间调查情况来看，老菜田重于新菜田，重茬田重于轮作田，露地重于保护地，常规种重于杂交种，甜椒型重于辣椒，沙地重于高 Pepper has the characteristics of “high temperature easy to get sick, rain flood easy to die”, the past 10 years, the Huang-Huai-Hai region, after the continuous discovery of heavy rain, a large number of dead seedlings outbreak of pepper. In general, the rate of dead seedlings of peppers in the field is between 20% and 55%. According to the field survey conducted in a large number of fields, the old vegetable fields are heavier than the new vegetable fields, the heavy crop fields are heavier than the crop fields, and the exposed areas are heavier than the protected areas. , Sweet peppers heavier than pepper, sandy heavier than high