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油菜育苗移栽是较先进的种植方法,可克服季节矛盾,适时早播,争取冬前有效生长期和解决劳力矛盾,并便于集中培育壮苗,打好高产基础。但油菜移栽后有一个返青活棵期,其返青期长短,除了受气候因素影响外,与移栽质量也密切有关。要缩短返青活棵期,在移栽油菜时应注意以下几点: 1.起苗时要尽量少伤根叶,土壤干燥时,起苗前应在苗床上洒透一次水,然后再起苗,并多带护根土。
Rape seedling transplanting is a more advanced planting methods to overcome the season contradictions, timely sowing, fight for the effective growth period before winter and solve labor conflicts, and facilitate the cultivation of strong seedlings, lay a good foundation for high yield. However, after rapeseed transplanting there is a return to green life stage, its return green length, in addition to climate factors, but also with the quality of transplanting are also closely related. To shorten the greening period, in the transplanting rape should pay attention to the following points: 1. To minimize the root and leaves when starting seedlings, the soil is dry, the seedling should be sprinkled once before the seedling water, and then start again, And with more care root soil.