熏肥又叫烧土,是利用烟火熏烧土坯、草泥、表土等,使其快速变成富于速效养分的肥料。生产上常用的炕洞土、烟熏草坯肥、田间熏土等,都是制造熏肥的好办法。根据日本松木五楼的研究资料,谈谈熏烧土壤后,由于土壤温度增高和失水等原因,可使土壤本身发生以下的变化: Smoked fertilizer, also known as burning soil, is the use of pyrotechnics smoked adobe, grass, topsoil, etc., to quickly become rich in quick-acting nutrients in the fertilizer. Commonly used in the production of kong hole soil, smoked grass blank fertilizer, soil and other fields, are a good way to create smoked fertilizer. According to the research data of the fifth floor of Japanese pine, talk about the smoked soil, the soil itself due to increased temperature and water loss and other reasons, the soil itself can occur the following changes: