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J. H. Huddleston has written:

'An overview of the Oregon Water Quality Decision Aid (OWQDA)' -- subject(s): Environmental aspects of Pesticides, Groundwater, Measurement, Pesticides, Pollution, Soil permeability, Soil pollution

'Manual for judging Oregon soils' -- subject(s): Soil management, Soil science, Soils

'How soil properties affect groundwater vulnerability to pesticide contamination' -- subject(s): Environmental aspects, Environmental aspects of Pesticides, Groundwater, Pesticide content, Pesticides, Pollution, Soil absorption and adsorption, Soils

'Agricultural productivity ratings for soils of the Willamette Valley' -- subject(s): Agricultural productivity, Soils

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10y ago

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