Pesticide use on the non-irrigated croplands of the Midwest, by Edgerley Ryckman et al.

Title:	Pesticide use on the non-irrigated croplands of the Midwest
Alternate title:	Development of a case study of the total effect of pesticides in the environment, non-irrigated croplands of the Mid-West
Author:	Ryckman, Edgerley, Tomlinson and Associates
Author:	United States. Environmental Protection Agency. Office of Water Programs
Note:	U.S. Government Printing Office, 1972

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Subject:	Chemical Control
Subject:	Chemische bestrijding
Subject:	Environmental Toxicology, Ecotoxicology
Subject:	Middle West
Subject:	Milieutoxicologie, ecotoxicologie
Subject:	Pesticides -- Environmental aspects
Subject:	Pesticides -- Environmental aspects -- Middle West
Subject:	afvalverwijdering
Subject:	afvalwater
Subject:	afvoer
Subject:	Air -- Pollution
Subject:	aquatic ecosystems
Subject:	aquatische ecosystemen
Subject:	biocenose
Subject:	biocoenosis
Subject:	bodemverontreiniging
Subject:	discharge
Subject:	Ecology
Subject:	environmental legislation
Subject:	Environmental policy
Subject:	gewasbescherming
Subject:	Government policy
Subject:	hydrobiologie
Subject:	Aquatic biology
Subject:	luchtverontreiniging
Subject:	milieu
Subject:	milieubeleid
Subject:	milieuwetgeving
Subject:	overheidsbeleid
Subject:	persistence
Subject:	persistentie
Subject:	pesticiden
Subject:	pesticidenresiduen
Subject:	Pesticides
Subject:	Plants, Protection of
Subject:	rioolwater
Subject:	Sewage
Subject:	Soil pollution
Subject:	usa
Subject:	vs
Subject:	Waste disposal
Subject:	Water -- Pollution
Subject:	Water quality
Subject:	waterkwaliteit
Subject:	waterverontreiniging
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