大白菜施用草木灰高产优质从白露开始给大白菜追施草木灰，不仅可以提高白菜产量，而且品质也会得到相应改善。如果拖用方法得当，数量充足，可使白菜产量提高２０％左右。具体方法有如下几种：１．撒施草木灰在早晨露水没干时，将灶内刚掏出的草木灰均匀地撒在菜叶上，撒... High-yielding and high-quality Chinese cabbage ash application From the beginning of white dew topdressing cabbage ash, cabbage can not only improve the yield, but the quality will be improved accordingly. If you use the right approach, a sufficient number of cabbage can increase the output of about 20%. Specific methods are the following: 1. Sesame ash in the morning when the dew did not dry, the stove just took out the ash evenly sprinkled on the leaves, sprinkle ...