357 Eelgrass Denmark Whole 11,000.00 Roundup value The article mentioned that in the period 9 April to 16 October 1974 the leaf production was 856 g/m2 dry weight and the rhizome production 241 g/m2 dry weight which made a total of 1097 g/m2 dry weight. The mean value of 10970 kg/ha is rounded to 11000 kg/ha. 1,763