Economic Evaluation and Yield Performance of Some Medicinal Plants in Coconut Based Multistoried Agroforestry Systems

An experiment was conducted at the existing multistoried coconut orchard of the Horticulture Farm of Bangladesh Agricultural University, Mymensingh to investigate the performance of three medicinal plants viz. aloe vera (Aloe indica), asparagus (Asparagus racemosus) and misridana (Kaempferia angustifolia) in coconut based multistoried agroforestry system (MAF) during March 2005 to March 2007. The experiment was laid out in a randomized complete block design with five replications. Three treatments combinations were: T1- coconut + guava + individual three medicinal plant based agroforestry system, T2- coconut + lemon + individual three medicinal plant based agroforestry system, and T3- individual three medicinal plants in open condition. In the open condition, T3 received 100% sunlight; while coconut + guava based system (T1) and coconut…