FIELD: agriculture. SUBSTANCE: method involves cutting off root and rootstock top part to remove blackhead; digging down and extracting standard fraction from soil. Licorice roots are harvested in strips and placed between untreated zones with natural herbage. Strip harvesting is conducted at an angle to water flow direction during flooding periods. EFFECT: increased efficiency of harvesting equipment and elimination of erosion during spring flooding. 3 cl, 2 dwg
Authors
Dates
1998-12-20—Published
1997-12-23—Filed