法国《糖甜菜》1976年第10期报导了一种有希望的施肥方法,即在甜菜7—8对真叶期,用一种名为“发动者”的化肥喷到叶子上,这种化肥含有10:5:5的N:P:K和16种微量元素,其用量每公顷用500升水稀释以上化肥,其作用是使幼苗有一个良好的生长起点,因此名为“发动者”。在甜菜10— French Sugar Beet, 1976, No. 10, reported a promising method of fertilization by spraying a fertilizer called “starter” on the leaves of sugarbeet 7-8 against the true leaf stage. This fertilizer Containing 10: 5: 5 N: P: K and 16 trace elements in an amount of 500 liters per hectare of water to dilute the above fertilizer, the role of the seedling is to have a good starting point for growth, hence the name “starter.” Beet 10-