我国农村多以各种作物的秸秆和木柴作为燃料,烧后的灰分均称草木灰,这是农村中主要的钾肥来源。草木灰是一种碱性肥,在使用和保存过程中要注意以下四点: Much of our country’s countryside uses straw and firewood from various crops as fuel, and ash after burning is said to be ash, which is the main source of potash fertilizer in rural areas. Ash is a kind of alkaline fertilizer, in the use and preservation process should pay attention to the following four points: