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油菜是我省主要的油料作物,也是养蜂的蜜源植物。因油菜的种类和栽培地区不同,在开花时间上也有所差异。一般说来,赣南地区
Rape is a major oilseed crop in our province and is also a bee-sourced honey plant. Due to the different types of rape and cultivated areas, there are differences in flowering time. In general, southern Jiangxi