俗话说:“有钱买种,无钱买苗”。究竟是什么因素的影响,导致了田间种子不出苗,以及缺苗,断垄现象的发生。怎样运用田间现场坚定的技术手段科学分析其原因,是摆在种子工作者面前的重要课题。确保单位面积上有足够而合理健壮苗数是获得丰产的基础条件。然而,有时一些人对少量缺苗 As the saying goes: “money to buy a species, no money to buy seedlings.” What are the factors that led to the field of seedlings did not emerge, as well as the lack of seedlings, broken ridge phenomenon occurred. The scientific analysis of the reasons for using the firm technical means at field sites is an important issue before the seed workers. Ensuring that there is sufficient and reasonably healthy seedling per unit area is the basic condition for a high yield. However, sometimes some people have a small amount of seedlings