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How much streamflow is groundwater discharge? - a method for assessment
(Lincoln Ventures Ltd. Lincoln Environmental Research., 2004)
The question of how much streamflow originates from groundwater is relevant to the issue of effects of land use on stream water quality. Whereas phosphorus from agricultural land is transported primarily by overland flow, ...
Groundwater recharge interface and nitrate discharge: Central Canterbury, New Zealand
(Lincoln Ventures Ltd. Lincoln Environmental Research., 2005)
Regional surveys of groundwater quality in Central Canterbury, from 1977 to the present, show widespread occurrence of nitrate contamination primarily from agricultural land use. Two reported analyses of these surveys, ...