田菁又名咸青、唠豆,为豆科田菁属植物。原产热带和亚热带地区,为一年生或多年生,多为草本、灌木,少为小乔木。翻压田菁可以使土壤团粒明显增加,结构改善,使土壤容重变小,孔隙度加大,田间持水量和排水能力也有明显变化。翻压利用田菁,不仅为后作提供充足 Tian Jing, also known as salty green, darts bean, for the genus of legumes plants. Native tropical and subtropical regions, annuals or perennials, mostly herbs, shrubs, less for small trees. Pioneering Soybean can significantly increase the soil aggregate, improve the structure, make the soil bulk density smaller, porosity increased, field capacity and drainage capacity also significantly changed. Turns the use of Tian Jing, not only to provide sufficient after-hours