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近年来,小麦越冬死苗的问题成为限制我县小麦高产稳产的重要因素。通过我们三年来在余楚大队的调查与分析,初步提出小麦越冬死苗有关的几个问题,供参考。一、小麦越冬死苗与播种的关系1.播期。小麦良种是在一定的经济自然栽培管理条件下的优良群体生态类型。而不同的良种则有不同适宜的播期。目前我县种植的品种主要是以阿勃、郑引1号为主的春性品种,还有咸农68、矮3等少量
In recent years, the problem of wheat overwintering dead seedlings become an important factor limiting the high and stable yield of wheat in our county. Through our investigation and analysis of the Yuchu Brigade in the past three years, a few preliminary questions about the winter overwintering wheat seedling are put forward for reference. First, the winter wheat seedlings and sowing the relationship between sowing date. The wheat seed is an excellent group ecological type under certain economic and natural cultivation and management conditions. The different varieties have different suitable sowing date. At present, the varieties planted in our county mainly are the spring varieties that are mainly composed of Abe and Zheng lead No. 1, as well as Xiannong 68 and Dwarf 3, etc.