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硼是蔬菜生长发育所必须的微量营养之一。近几年来，藁城市农技推广中心发现市内栽培的芹菜、大白菜、甘蓝、萝卜、番茄、黄瓜等十几种蔬菜作物的土壤都有不同程度的缺硼症状，尽管其发生症状表现各异，但增施硼肥后症状均可减轻或消失。据资料记载：不同蔬菜干物质中的含硼量?
Boron is one of the micronutrients necessary for the growth and development of vegetables. In recent years, 藁City Agricultural Technology Promotion Center found that cultivated celery, cabbage, cabbage, radish, tomato, cucumber and other vegetables in the city have different levels of boron deficiency in soil, although the occurrence of symptoms Different, but the symptoms after applying boron can be reduced or disappeared. According to the data records: different vegetable dry matter in the boron content?