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萝卜的食用部分是其肥大的肉质根,营养丰富,食法多样,并具有药用价值,是我国人民所喜爱的营养保健蔬菜之一,全国各地普遍栽培。萝卜在生产栽培过程中,如果肉质根未充分膨大而抽薹开花,称为先期抽薹。 一、萝卜阶段发育的特点 萝卜属种子春化型作物。种子在萌动后的整个营养生长期内,只要感受低温(2～4℃)15～20天,即可通过春化阶段,再在每日12小时长日照条件下完成光照阶段,而后在适宜的环境中抽薹、开花、结籽。萝卜是以营养器官
Radish edible part of its hypertrophic fleshy root, nutrient-rich, food law diversity, and has medicinal value, is one of our favorite people’s nutrition and health vegetables, widely cultivated throughout the country. Radish in the production and cultivation process, if the fleshy root is not fully expanded and bolting flowering, known as pre-bolting. First, the characteristics of radish stage development radish seed vernalized crops. During the whole vegetative growth period after germination, as long as the seedlings are exposed to low temperature (2-4 ℃) for 15-20 days, they can pass through the vernalization stage, finish the illumination stage under the 12-day long daylight condition, Bolting in the environment, flowering, seed. Radish is a vegetative organ