甘蓝是我国普遍栽培的主要蔬菜种类之一,春、夏、秋三季均可栽培,春甘蓝栽培对于解决我国北方夏初蔬菜淡季供应问题具有重要意义。甘蓝种子的萌发,除了种子本身要具有发芽力以及解除休眠以外,还需要一定的环境条件,主要 Cabbage is one of the main types of vegetables commonly cultivated in our country. It can be cultivated in spring, summer and autumn. The cultivation of cabbage is very important for solving the problem of supply of vegetables in northern China in early summer. Germination of cabbage seeds, in addition to the seeds themselves have to germinate and relieve sleep, but also need some environmental conditions, the main