Category Archives: Technology

Improving Delmarva’s Water Quality

David Rickards, President and CEO of Birdsong Gardens offers an economically profitable and sustainable solution to the problem of Delmarva's deteriorated water quality. Duckweed ( Lemna minor) has been commonly treated as a rapidly growing nuisance aquatic plant to be disposed of . Generally, duckweed is controlled with copper algicide compounds, having negative impact on fish and other aquatic and estaurine life with a net deterioration of the natural biota. However, controlled harvesting and processing of lemna minor can yield useful and profitable commercial products with significant reduction in both nutrient and toxic water pollution in natural waterways and man made holding facilities. A specific example is given for Allen Harim's proposed deboning plant near Millsboro, DE: 1) Allen Harim has 1,200 acres planned for spray field irrigation (@43,560 square feet/acre). 2) Read more