梯田油菜多功能模式生产技术(下)
New Countryside(2022)
Abstract
9.预防冻害
油菜在越冬期(冬至至立春)间,常遇低温冻害,山区梯田更甚.油菜的冻害表现出根部拔断、茎部冻裂、叶部冻萎或蕾薹冻伤等多种现象.应采取综合措施防止冻害:适期早播促早发,使其安全越冬;增施磷钾肥,提高细胞液浓度,加强细胞机械组织,确保临冬时植株老健,增强抗冻能力;清理沟渠,防明涝暗渍,使土壤不易结冰;结合施用腊肥进行培土,有防寒保温之效.
MoreAI Read Science
Must-Reading Tree
Example
![](https://originalfileserver.aminer.cn/sys/aminer/pubs/mrt_preview.jpeg)
Generate MRT to find the research sequence of this paper
Chat Paper
Summary is being generated by the instructions you defined