去冬今春以来,我县各地冬小麦死苗十分严重,特别是城关、盐井、三岔、新寺四个公社的二十六个大队,种植冬小麦24225亩,今年死亡改种的达9080亩,占播种面积的37.5％,对农业生产造成了重大损失。为了弄清冬小麦死亡的原因,我们组织了大面积调查,初步认为,今年冬小麦死亡的主要原因是:①去年秋冬雨雪稀少,土壤干旱;②去冬今春气温反常,幼苗受冻;③品种选用不当,越冬率低;④耕作栽培粗放,形成大量弱苗。现分别浅析如下: Since the winter and spring, the death of winter wheat in our county is very serious, especially in the 26 towns of Chengguan, Yanjing, Sancha and Xinsi communes, with 24,225 mu of winter wheat planted, of which 9,080 mu 37.5% of sown area has caused heavy losses to agricultural production. In order to find out the cause of the death of winter wheat, we organized a large area survey, and initially concluded that the main reasons for the death of winter wheat this year are as follows: last autumn and winter last year there was scarce rain and snow and soil drought; ② temperatures went abnormally in winter and spring, seedlings were frozen; Improper, overwintering rate; ④ extensive farming cultivation, the formation of a large number of weak seedlings. Now as follows: