黄瓜播种后常逢阴雨闷热天气,土壤温湿度偏高,土壤病害严重,易发生烂种或死苗现象,造成缺苗,有时甚至补种几次仍不能全苗,给生产带来严重影响。为了防病保苗以往多采用药剂拌种,但药粉容易脱落,效果不理想。现使用种衣剂包种成膜,不仅方法简便,而且有提高药效的作用。 材料和方 Cucumber after sowing often hot and humid weather, the soil temperature and humidity is high, serious soil diseases, prone to rotten or dead seedlings phenomenon, resulting in lack of seedlings, and sometimes replantings still can not seedlings, to produce a serious impact. In order to prevent diseases and seedlings in the past to use pharmaceutical dressing, but the powder is easy to fall off, the effect is not satisfactory. Seed coating is the use of seed coating, not only the method is simple, but also improve the efficacy of the role. Material and side