Effect of Eclipta prostrata on rice yield properties and estimation of economic threshold for control of the weed Effect of Essential Oil Extracted from Acorus tatarinowii Rhizomes on Germination and Growth of Barnyardgrass, Eclipta and Rice(Oryza sativa) Chemical constituents of Eclipta prostrata Advances in studies on biology and chemical constituents in dried aerial part of Eclipta prostrata Cytological Study on Eclipta prostrata L. Preliminary Studies on Chemical Constituents and Pharmacological Action of Eclipta prostrata L. Genetic transformation of Eclipta prostrata by Ri T-DNA Pharmacological Studies on Erzhi Pills