熏肥(南方叫焦泥)是农村的一种肥料,制作简便。本期选登了用棉柴熏肥、草皮烧灰和山地熏肥等经验,供读者参考,但须注意:倾斜山地的草皮不可任意掘毁,以免雨水冲涮影响水土保持。关于熏肥的功用,请参阅本期436页“焦泥的功用及其炼制法”一文。 Smoked fertilizer (Southern called coke) is a rural fertilizer, easy to make. In this issue, we have selected the experiences of using cottonwood smoked fertilizer, grass soot and mountainous fertilizer to provide readers with reference. However, we must pay attention to the following points: The sod of sloped mountain can not be arbitrarily destroyed so as not to affect the soil and water conservation. On the function of smoked fertilizer, please refer to the current page 436 “coke mud function and refining method” article.