今年6月4日做个小实验,利用从盆栽葡萄上剪下的15个蔓放在罐头瓶里进行水催根,12天后有13条出根,两条未出根,因为这两条只有当年生蔓下端未带二年生蔓。下边介绍一下操作方法:1.先洗好罐头瓶,放多半瓶水,把剪下的葡萄蔓放在里边。剪取当年生蔓下端要一节或两节二年生蔓。上边说有两条蔓未出根,就是未带二年生蔓。2.封好瓶口,取牛皮纸或塑料布,剪成圆形,并剪一口至圆心,把葡萄蔓夹在剪口中间,再 June 4 this year to be a small experiment, the use of plants cut from the potted plants 15 cans of water in the cans for the root, 12 days after the root out of 13, the two not out of roots, because these two only Man year did not take place with two biennial vine. Here to introduce the method of operation: 1. First wash the canned bottle, put more than half a bottle of water, cut the vine on the inside. To cut off the end of the year to take a vine or two biennial vine. There are two above said that the vine is not out of roots, that is, with two years without vine. 2. Seal the bottle, take kraft paper or plastic sheeting, cut into a circle, and cut to the center of the circle, the grapes vine clip in the middle of the cut, and then