青椒采种中黑籽的成因与对策河北省种子总站王利平河北省宽城县种子公司徐术青椒采种过程中产生黑籽是一个很普遍的现象，它严重地影响着种子的色泽和发芽率。据１９９５年统计，河北省外繁青椒采种的黑籽率一般在２０％～４０％之间，个别品种高达５０％以上，经济损失巨... Causes and Countermeasures of Black Seed in Green Pepper Seed Production Black seed is a very common phenomenon in seed production of Xuzong Green Pepper in Hebei Kengcheng Seed Company. It is a very common phenomenon that it seriously affects the color and germination rate of seeds. According to the statistics of 1995, the black seed rate of extra-green peppers in Hebei province is generally between 20% and 40%, and the individual varieties are as high as 50% and the economic loss is huge.