一、棉花死苗原因 一是种子质量不高 秕瘪子勉强出苗后,因养分供应不上而死苗;带病的种子出苗感病而死。二是整地质量不高,坷垃大,使出苗后棉花根系漏风不能下扎而吊死。三是病虫危害。如地老虎和地下害虫危害而死苗;苗期 First, the reason for the death of cotton seedlings First, seed quality is not high 秕 Deflated child barely emerge, due to nutrient supply and dead seedlings; sick seedling emergence and death. Second, the quality of land preparation is not high, Ke rub large, so that after the emergence of cotton roots air leakage can not be under the bar and hanged. Third, pests and diseases. If the tiger and underground pests harm and dead seedlings; Seedling