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垦农四号是新育成的大豆优良品种,主要特点是高产、稳产、综合性状优良、质优、抗性较好,可成为我省主要栽培品种之一。垦农四号品种的育成,使我们体会到:掌握好适宜当地条件的高产生态型;选用高产、综合性状优良的品种为亲本,双亲缺点少,并能互补;后代保留较大的变异幅度,确定正确的选择标准和关键性状,提高选择效果;突出优良品系的鉴定工作等是培育高产大豆新品种的重要条件。
Kenong No.4 is a newly bred soybean variety with the main features of high yield, stable yield, good comprehensive characters, good quality and good resistance, which can become one of the main cultivars in our province. The breeding of cultivar Kenong No.4 enables us to understand that we have a high yielding ecotype suitable for the local conditions. We selected parents with high yield and good comprehensive traits as their parents, with fewer parents’ disadvantages and can complement each other. The offspring retained a greater degree of variation, Determine the correct selection criteria and key traits to improve the selection effect; highlighting the identification of fine lines and so on are the important conditions for cultivating new varieties of high-yielding soybean.