Growth of Caesalpinia sappan L. by using Different Growing Media and Evaluation of Antioxidant Activity of Foliage
Caesalpinia sappan L.is a herb and dyeing plant which is found naturally in Thailand.Cultivation is an alternative way to conserve C.sappan in nature.Farmers in local areas are interested in planting C.sappan because of its agricultural by - products.This study investigated the effects on C.sappan L of rice husk, rice husk biochar, coconut coir dus