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旱地冬小麦越冬死苗,在庆阳地区每年都有不同程度的发生,使冬小麦生产受到一定的经济损失。今年(1985/86)在冬小麦返青期间,我们对西峰、庆阳、镇原3个县(市)的9个乡,21个自然村,51户的麦田进行调查。采用随机抽样调查方法,共调查69个点次,304亩。调查的品种有西峰16号、晋农134、7125、丰抗13号、7478、庆丰1号、7634等共10个。将调查结果归纳于表1、表2:
Dry winter winter winter wheat seedlings die in winter in Qingyang have varying degrees of occurrence, the winter wheat production by a certain economic losses. This year (1985/86) During winter wheat rejuvenation, we surveyed nine villages, 21 villages and 51 households in Xifeng, Qingyang and Zhenyuan counties (cities). A random sample survey method, a total of 69 points surveyed, 304 acres. The survey varieties Xifeng 16, Jinnong 134,7125, Feng resistance on the 13th, 7478, Qingfeng 1, 7634, a total of 10. The survey results are summarized in Table 1, Table 2: