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开春以来,张家界市永定区教字垭镇1亩示范片的油菜株齐杆壮,密度适宜,长势喜人,丰收在望。与传统的手工移栽的油菜相比较,机械化直播株苗齐整、病虫害的发病率相对较低。现在正是油菜生产的关键期,针对当前油菜生长的特点,要较早应对天气和病虫害变化情况,加强田间管理和病虫害的防治工作:一是要防止病害,春季多雨,气候
Since the beginning of spring, Zhangjiajie City, Yongding District, teach the town of 1 acre demonstration film rape Zhu Qi Zhuang Zhuang, density appropriate, growing good, harvest in sight. Compared with the traditional manual transplanting rape, mechanized live seedlings neat, the incidence of pests and diseases is relatively low. Now is the critical period of rapeseed production. In response to the current characteristics of rapeseed growth, we should deal with the changes of weather and pests and diseases earlier and strengthen the field management and prevention and control of pests and diseases. First, we should prevent disease, rainy spring, climate