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Vitality property experiments of vegetable seeds coating with magnetic powder
Author(s): 
Pages: 120-123
Year: Issue:  9
Journal: Transactions of the Chinese Society of Agricultural Engineering

Abstract: 为了满足磁吸式精密播种需要,提出了一种以滑石粉和细铁粉为填料的磁粉包农剂.通过对白菜和甘蓝2种蔬菜种子的磁粉包农丸粒化和磁化处理,试验研究了不同铁粉含量的磁粉剂在外磁场磁化作用下,对白菜、甘蓝种子发芽率、发芽势、活力指数的综合影响.试验结果表明:磁粉包衣丸粒化对种子早期萌发有抑制作用,但磁粉剂中铁粉质量分数控制在20%以内时,在磁场综合作用下,能明显提高种子后期的发芽率和活力指数,改善幼苗素质,促...
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